Stock Analysis · Bulls vs Bears

Klaviyo KVYO

🐂 Bulls vs Bears 🐻Report #212 Oct 2026
★ Willem owns this stock · 2.4% of the portfolio
28
moderate risk▼ −17 vs last
🐂 9vs10 🐻
Bears lead
35%
▲ Chance of the biggest tailwind the forecasts miss
30%
▼ Chance of the biggest headwind the forecasts miss
The verdict

The business is still delivering on revenue: 8 of the last 8 quarters beat the top of the guided range, the balance sheet is debt-free, and the share count is shrinking. But growth and margin are fading together. Growth is guided down from 26% to ~22% and implied ~20% for Q4. Gross margin is down 3 points on text-message costs. A margin promise made in May was broken in August, and growth now trails Shopify's own…

🎙️ Bulls vs Bears podcast — Klaviyo
Alex and Sam debate every bull and bear argument · 14:26
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Written by Claude (Anthropic’s AI) from public sources · Willem owns KVYO · AI can make mistakes — numbers in brackets point to the sources · Not financial advice

🐂 Bull arguments 9

  1. 1Revenue has beaten the top of guidance eight quarters runningStrong
  2. 2$833M net cash and a 17% FCF margin at ~3x salesStrong
  3. 3Buybacks cut the share count 5.7% in a year at ~$16Medium
  4. 4Bigger customers grow 36% and now carry ~40% of ARRStrong
  5. 5Taking share from Mailchimp and Salesforce, which have stopped growingStrong
  6. 6NRR should lift as 2025 profile enforcement laps by Q1-27Medium
  7. 7Profile and outcome pricing earns more as AI usage growsMedium
  8. 8International is 42% of revenue, with an EU data centre comingMedium
  9. 9Agentic checkout has stalled, so merchants keep the customer dataWeak

🐻 Bear arguments 10

  1. 178% of ARR rides on Shopify, which now sells a rivalHigh
  2. 2Growth is sliding toward 20%, now below Shopify's own GMV growthHigh
  3. 3Text-message costs took 3 points off gross marginMedium
  4. 4The "at least a point" margin promise was broken within a quarterMedium
  5. 5Stock pay equals non-GAAP profit; FCF after SBC is ~5%Medium
  6. 6Opening the platform to AI agents also makes it easier to replaceMedium
  7. 7New CFO, new CPO and a young co-CEO set-up in one yearMedium
  8. 8Founders, Summit and the ex-CFO sell; nobody buysLow
  9. 9Small consumer brands face tariffs and a soft holidayLow
  10. 10Text-marketing rules and lawsuits reach Klaviyo-sent messagesLow

Bull arguments show how well they survive the devil’s advocate (strong / medium / weak); bear arguments show the damage they could do after the counter-argument (high / medium / low).

Bull case

🐂 Bull #1Revenue has beaten the top of guidance eight quarters running

  • The point: management guides conservatively and has delivered more revenue than its own top-end every quarter since Q3-24, and raised the full-year revenue guide at every update in FY25 and FY26.
  • Evidence:
    • Quarterly revenue vs top of guided range: Q3-24 $235.1M vs $227M; Q4-24 $270.2M vs $258M; Q1-25 $279.8M vs $269M; Q2-25 $293.1M vs $280M; Q3-25 $310.9M vs $301M; Q4-25 $350.2M vs $335M; Q1-26 $358.0M vs $350M; Q2-26 $370.6M vs $363M [3,4,5,6,20].
    • Non-GAAP operating income also beat the top of the range 8 of 8 times [20].
    • FY26 revenue guide: $1,501–1,509M (Feb) → $1,514–1,522M (May) → $1,526–1,534M (Aug) [3,4,5].
    • Deloitte has audited since 2021; internal controls effective at 2025-12-31; no restatement or material weakness [1,2].
  • Why it matters: a reliable revenue guide lowers the chance of a single-quarter collapse and makes the Q3 guide (+21.5–22.5%) a likely floor rather than a stretch.
  • 😈 Devil's advocate: the size of the beat is shrinking: +4.5% over the top end in Q4-25, +2.3% in Q1-26, +2.1% in Q2-26 (calc) [3,4,5]. The Q2 operating-income beat was just $0.4M over the top of the range [3]. A guide-and-beat pattern on a decelerating line still produces deceleration.
  • Verdict: Strong the record is clean on revenue, but it now shows slowing growth reliably rather than hiding it.

🐂 Bull #2$833M net cash and a 17% FCF margin at ~3x sales

  • The point: Klaviyo funds itself, owes nothing, and trades at a multiple that is a fraction of where it was a year ago.
  • Evidence:
    • Cash $832.6M at 2026-06-30, of which $605.0M is in money-market funds; no borrowings; no credit facility found [2,3].
    • Free cash flow by quarter: Q3-25 $47.1M (15.1%), Q4-25 $87.4M (25.0%), Q1-26 $18.6M (5.2%), Q2-26 $82.9M (22.4%). TTM $236.0M on $1,389.7M revenue = 17.0% (calc) [3,4,5,6].
    • EV ~$4.21B; EV/sales 3.0x vs 11.0x at Q4-24 and 7.2x at Q4-25; EV/FCF ~17.8x on filed TTM FCF (calc; stockanalysis shows 16.6x on its own $253M figure) [23,24].
    • Price $17.33 (2026-10-09) ≈ 16x FY27 consensus non-GAAP EPS of $1.06 (calc) [21,22].
    • Peers: Braze 3.6x EV/sales and 36x forward P/E; HubSpot 3.0x and 15x [23].
  • Why it matters: cash is ~17% of the ~$4.9B market value, there is no refinancing risk, and the price no longer requires growth to re-accelerate.
  • 😈 Devil's advocate: FCF is before stock pay. TTM SBC was $171.4M, so FCF after SBC is only ~$65M, about 4.6% of revenue (calc) [3,4,5,6]. FY25 FCF of $200.4M also includes a $10.8M add-back for payroll taxes on executive option exercises [48]. On an SBC-adjusted basis, the stock costs ~65x "owner" cash flow, which is not cheap. Q1-26 FCF of $18.6M was unexplained in the filings read.
  • Verdict: Strong on safety, Medium on cheapness — the floor is real, but the "cheap" label depends on ignoring stock pay.

🐂 Bull #3Buybacks cut the share count 5.7% in a year at ~$16

  • The point: Klaviyo is the rare SaaS company actually shrinking its share count, and it bought heavily at the lows.
  • Evidence:
    • $500M authorisation 2026-03-02. $100M accelerated repurchase delivered 5.35M shares at $19.14; 10b5-1 open-market buys of 15.13M shares at $15.68 (April 2.74M at $19.04, May 5.68M at $15.39, June 6.71M at $14.55). $162.7M left at 2026-06-30 [2].
    • Shares outstanding: 301.9M (2025-09-30) → 304.2M (2025-12-31) → 289.0M (2026-06-30) → 284.7M (2026-07-31) [2,3,6].
    • Fully diluted 323.6M (Dec-25) → 314.6M (Jun-26); FY26 diluted share guide cut from 312M (Feb) to 293M (Aug) [3,5].
  • Why it matters: every share retired at ~$15.7 is retired at roughly half the analysts' average target of ~$27 [21,22], and per-share growth runs ahead of revenue growth.
  • 😈 Devil's advocate: the $162.7M left buys only ~9M more shares at today's price, and no new authorisation has been announced. RSUs and PSUs outstanding rose 53% to 22.3M as the lower price required more units per grant [3]. The evergreen added 15.2M shares to the plan on 2026-01-01 [17]. Buying back at $15.7 while insiders sell at $14–20 (Bear #8) transfers cash from remaining holders to sellers. A new 10-Q risk factor flags that buybacks concentrate founder control [2].
  • Verdict: Medium real per-share accretion in 2026, but it depends on a fresh authorisation to continue.

🐂 Bull #4Bigger customers grow 36% and now carry ~40% of ARR

  • The point: Klaviyo is moving from small shops to mid-size and enterprise brands, which spend more, buy more products and churn less.
  • Evidence:
    • Customers above $50K ARR: 4,477, +36% year on year; about 40% of ARR (36% in Sept 2025) [3,7,43].
    • Q2-26: first eight-figure two-year contract; Warner Music, Claire's, the SF 49ers and Country Road Group won [7].
    • Customers with 3+ products are ~20% of ARR and retain "more than 6 points better" gross [3,7].
    • Management calls the enterprise pipeline "the largest ever" (Q2 call) [7,8].
  • Why it matters: this cohort grows ~10 points faster than the total, so its rising weight cushions the deceleration in the small-business base.
  • 😈 Devil's advocate: in May co-CEO Fernández called enterprise "a really significant re-acceleration engine" [10]. Since then total growth has fallen from 28% to a ~22% guide. Enterprise deals are lumpy and price-negotiated, and they compete against Braze (NRR 110%, +26%) and Salesforce [33]. The 40% share is a management figure, not in the filings.
  • Verdict: Strong the best evidence the strategy works, though it has not yet lifted the total.

🐂 Bull #5Taking share from Mailchimp and Salesforce, which have stopped growing

  • The point: the scaled incumbents in email and marketing automation have stalled, while Klaviyo still grows in the 20s at a similar size.
  • Evidence:
    • Intuit guides Mailchimp FY27 (Aug-26 to Jul-27) revenue at $1,256–1,266M, flat to −1%, and now reports it as a separate segment [31,32].
    • Salesforce Marketing & Commerce grew +2% in constant currency to $5.4B in FY26 [36].
    • HubSpot Q2-26: +20% (+17% constant currency), NRR 102% [35].
    • Klaviyo Q2-26: +26%, NRR 109%; Braze +26%, NRR 110% [3,33].
  • Why it matters: Klaviyo ($1.53B FY26 guide) has now overtaken Mailchimp ($1.26B) in size. The share donors are large, flat pools, so share gains can continue even if the market grows slowly.
  • 😈 Devil's advocate: Braze is growing just as fast, so the category is not Klaviyo's alone. Mailchimp's stall may reflect small businesses switching to cheaper bundled tools (Shopify Messaging, HubSpot) as much as to Klaviyo. No third-party market-share data was found.
  • Verdict: Strong the flat incumbents are hard numbers; who gets the share is less certain.

🐂 Bull #6NRR should lift as 2025 profile enforcement laps by Q1-27

  • The point: last year Klaviyo started billing every account on its full active-profile count. Some customers cut profiles or left. Once that one-off passes, net revenue retention should recover, and the Q3-26 carrier-fee pass-through adds price.
  • Evidence:
    • NRR: Q2-24 112% → Q4-24 108% → 108% through Q2-25 → Q3-25 109% → Q4-25 110% → Q1-26 110% → Q2-26 109% [3,20].
    • CFO Whalen (Q2 call): enforcement laps through Q1-27, and NRR should recover gradually; Q2 NRR reflected "strengthening gross retention" [7,8].
    • From Q3-26, mobile plans pass carrier-fee increases through at renewal [7].
  • Why it matters: each point of NRR on a ~$1.5B base is ~$15M of revenue a year, at a high incremental margin.
  • 😈 Devil's advocate: NRR fell a point in Q2-26, before any lapping. Gross retention has never been disclosed as a number (88% at the 2025 investor day, secondary summary only) [43]. Management guided the pass-through as "neutral to 2026 revenue", so it is a margin repair, not growth. Monthly contracts mean customers can react within a billing cycle.
  • Verdict: Medium plausible mechanics, but there is no datapoint yet that NRR has turned.

🐂 Bull #7Profile and outcome pricing earns more as AI usage grows

  • The point: Klaviyo does not charge per user seat. Pricing is per shopper profile, per message, per credit (Composer) and per AI-resolved conversation (Customer Agent), so automation increases billable volume instead of cutting seats.
  • Evidence:
    • "No seat fees" [1]; Customer Agent priced per resolution; Composer on credits, 10,000 free credits for a 90-day trial and some customers already paying [7,8].
    • Composer: 95K+ users in its first month (Q2 call) and 138K at K:BOS on 2026-09-09; 27% of mid-market and enterprise customers use it [7,27].
    • Customer Agent adoption +40% q/q; weekly resolutions +~80% [7,8].
    • Marketing analytics ARR +100%+ year on year [7].
    • AI products are explicitly excluded from guidance: "minimal revenue contribution from our newest AI and service products" (CFO, Feb 2026) [11].
  • Why it matters: this is the direct answer to the "AI eats SaaS" de-rating, and any AI revenue is upside to guidance by management's own framing.
  • 😈 Devil's advocate: no AI revenue figure has been disclosed in three quarters of being asked. User counts include free-credit trials. Credits and per-resolution pricing carry large-language-model compute costs, which may be one reason R&D rose 36% and gross margin fell [3]. Per-outcome pricing protects against seat cuts, not against a merchant switching to a cheaper agent.
  • Verdict: Medium structurally sound, still unpaid in disclosed dollars.

🐂 Bull #8International is 42% of revenue, with an EU data centre coming

  • The point: Klaviyo is under-penetrated outside the US, and that is where growth is fastest.
  • Evidence:
    • Revenue from customers outside the US: 36.5% (FY25) → 41.8% (Q2-26); ~115,000 international customers vs 98,000 a year earlier [2].
    • Revenue outside the Americas +35% in Q2-26; EMEA ex-UK +41% [3,7].
    • "A new France office and an EU data center coming in the second half of the year" (Fernández, Q2 call) [7].
  • Why it matters: an EU data centre removes a GDPR objection for European enterprises; Shopify's share is lower abroad, which also dilutes Bear #1.
  • 😈 Devil's advocate: no launch date for the data centre has been given with one quarter of H2 left. Brevo, Bloomreach and local players are entrenched. Billing is in dollars only [1]. Klaviyo's revenue split by geography uses customer billing address and does not say how much international revenue still comes via Shopify merchants.
  • Verdict: Medium real momentum, slow to compound.

🐂 Bull #9Agentic checkout has stalled, so merchants keep the customer data

  • The point: the bear fear is that AI agents will do the shopping and cut the brand out of the customer relationship. So far, agentic checkout is a discovery channel, and orders still land in the merchant's store and in Klaviyo's profiles.
  • Evidence:
    • OpenAI scaled back native Instant Checkout in March 2026. Shopify's president reportedly said only ~12 Shopify stores used it, and Walmart saw in-ChatGPT checkout convert at about a third of its own site (secondary reports) [37].
    • Shopify's Universal Commerce Protocol syndicates catalogues to ChatGPT, Gemini and Copilot, but checkout stays with the merchant [29,50].
    • Klaviyo is a launch partner for Shopify Sidekick app extensions, and at K:BOS opened 260+ MCP tools and 490+ APIs to outside AI agents [27,28].
  • Why it matters: if purchases still create a profile and an email/SMS opt-in, Klaviyo's data asset keeps growing with AI-driven traffic (Adobe expects AI-referred holiday traffic up ~130%) [42].
  • 😈 Devil's advocate: the OpenAI figures come from secondary reports, not a primary source. Agentic checkout is early, not dead; a second attempt by Google or Shopify itself could succeed. Klaviyo's Sidekick extension is read-only [28], so the agent sits in Shopify's interface, not Klaviyo's.
  • Verdict: Weak useful evidence that the worst case is not imminent, but it rests on secondary sources and could reverse.

Bear case

🐻 Bear #178% of ARR rides on Shopify, which now sells a rival

  • The point: most of Klaviyo's revenue comes from merchants whose platform owner has its own email/SMS product and an AI assistant, and the partnership can lapse in 2029.
  • Evidence:
    • 77.9% of ARR came from customers who also use Shopify (2025-12-31; not updated in the Q2 10-Q) [1,2].
    • Collaboration agreement dated 2022-07-28: 7-year initial term to July 2029, auto-renews yearly unless either party gives notice at least 180 days before expiry (January 2029). Shopify may terminate within 60 days if Klaviyo is acquired by a party on a redacted list [12].
    • Klaviyo is the "recommended email solution" for Shopify Plus, but no exclusivity clause was found in the unredacted text [12].
    • Shopify renamed Shopify Email to Shopify Messaging (email, SMS, WhatsApp), with 10,000 free emails a month and then ~$1 per 1,000 (secondary vendor sources) [29].
    • Summer '26 Edition (2026-06-17): "Campaign Autopilot" allocates budget across Meta, the Shop app and email; Sidekick executes store tasks from plain-language prompts [29].
    • Klaviyo pays Shopify $33.2M (FY25) and $18.0M (H1-26) in revenue share, ~2.5–2.7% of revenue [1,2].
  • Why it matters: if Shopify bundles "good enough" marketing into its plans or does not renew preferred status, Klaviyo's low end churns and its customer-acquisition engine weakens.
  • 🛡️ Counter-argument: only 7.4% of 2025 new ARR came through the Shopify app store [1], so Klaviyo sources most customers itself. Shopify holds 17.3M Klaviyo shares (~6.1%) plus 1.7M warrants and a 15.7M-share option at $88.93 to 2030 [14], so it profits when Klaviyo does. No Shopify statement of intent to compete was found in its Q2 release [30].
  • Severity: High not imminent, but the largest single dependency, and the 2029 clock is now inside the 36-month window for notice.

🐻 Bear #2Growth is sliding toward 20%, now below Shopify's own GMV growth

  • The point: quarterly growth has fallen every quarter for a year and a half, and the guide implies further slowing.
  • Evidence:
    • Revenue growth: Q1-25 33%, Q2-25 32%, Q3-25 32%, Q4-25 30%, Q1-26 28%, Q2-26 26%, Q3-26 guide 21.5–22.5% [3,20].
    • Implied Q4-26: FY midpoint $1,530M − H1 $728.6M − Q3 midpoint $379M ≈ $422M, +20.5% vs $350.2M (calc) [3,5].
    • FY27 consensus revenue $1.83B, +19.6% [22].
    • Shopify Q2-26 GMV +32% (+30% constant currency); Shopify guides Q3 revenue growth in the "low thirties" [30].
  • Why it matters: when a tool tied to Shopify merchants grows slower than those merchants' sales, it is losing wallet share within its own base. At ~20% growth Klaviyo is valued as a mature SaaS company.
  • 🛡️ Counter-argument: part of the slowing is the lapping of 2025 price enforcement (Bull #6). Shopify GMV growth is lifted by large enterprise merchants and international, not all of which use Klaviyo. ~20% growth at $1.5B still beats Mailchimp, HubSpot and Salesforce [31,35,36].
  • Severity: High the trend is in the reported numbers, and consensus already expects ~20%; the risk is that it does not stop there.

🐻 Bear #3Text-message costs took 3 points off gross margin

  • The point: Klaviyo's growth is increasingly in SMS and WhatsApp, which carry phone-carrier fees and lower margins than email, and Klaviyo chose to absorb the fee increases.
  • Evidence:
    • Non-GAAP gross margin: Q2-25 76.4% → Q3-25 76.3% → Q4-25 72.8% → Q1-26 75.7% → Q2-26 73.4% (calc) [3,4,5,6].
    • Q2-26 cost of revenue +$30.2M (+42%) year on year, of which +$14.6M outbound sending costs (text, WhatsApp) and +$8.0M cloud [2].
    • CFO (Q2 call): margin "down three points year-over-year… higher carrier fees, which we chose to fully absorb"; Q3 "down slightly" vs Q2; Q4 a "greater than normal seasonal step down" [7,8].
    • T-Mobile raised 10DLC fees from $0.003 to $0.004 per message on 2026-01-19 [41].
  • Why it matters: each point of gross margin on FY27 consensus revenue is ~$18M of profit, ~6% of FY27 consensus EPS (estimate; see headwinds).
  • 🛡️ Counter-argument: pass-through started in Q3 at renewals [7]. Text revenue is growing, so the gross-profit dollars still rise. Competitors that separate carrier fees look cheaper on headline price but bill the same total [2].
  • Severity: Medium the pass-through should stop the bleeding, but the mix shift toward text is structural.

🐻 Bear #4The "at least a point" margin promise was broken within a quarter

  • The point: management promised operating-margin expansion twice in 2026 and then cut the margin guide.
  • Evidence:
    • Feb 2026 (CFO, Q&A): "continuing to expand our margins 100 basis points or more over the coming year" [11].
    • May 2026 (CFO, Q&A): "we're committed to increasing our operating margins by at least a point this year" [10].
    • Aug 2026: FY26 non-GAAP operating income guide cut from $222–228M to $212–218M (~14% vs 13.7% in FY25), including $10–12M of Agency AI costs [3]. Q3 guide is $40–43M (10.5–11%), vs 13.7% in Q2 and 16.4% in Q1 [3,4].
    • Non-GAAP R&D $71.5M in Q2-26, +36% year on year [3].
  • Why it matters: FY27 consensus EPS ($1.06, +28%) needs margin expansion; the company just showed it will spend on AI before it expands margin.
  • 🛡️ Counter-argument: excluding Agency, the CFO says FY26 still shows "over a percentage point of leverage" [7,8]. Agency was an opportunistic $17M team acquisition, not a recurring plan. The implied Q4 margin is ~15% [3].
  • Severity: Medium the miss is small in dollars, but it undercuts trust just as a new CFO sets FY27 guidance.

🐻 Bear #5Stock pay equals non-GAAP profit; FCF after SBC is ~5%

  • The point: the non-GAAP profit and FCF figures exclude stock pay, which is almost as large as the profit.
  • Evidence:
    • SBC: Q3-25 $40.4M, Q4-25 $37.9M, Q1-26 $41.8M, Q2-26 $51.3M (13.9% of revenue) [3,4,5,6].
    • Q2-26 non-GAAP operating income $50.9M vs GAAP operating loss −$15.0M [3].
    • TTM FCF $236.0M − TTM SBC $171.4M ≈ $65M, ~4.6% of revenue (calc).
    • RSUs/PSUs outstanding 14.6M (Dec-25) → 22.3M (Jun-26); evergreen +15.2M plan shares and +3.0M ESPP shares on 2026-01-01; 59.7M shares available to grant [2,3,17].
    • New CFO package: $15M RSUs over 16 quarters plus $3M PSUs with price hurdles at $30/$50/$75 [18].
  • Why it matters: the buyback (Bull #3) mostly offsets stock pay; owners get little of the "17% FCF margin" as true per-share cash.
  • 🛡️ Counter-argument: SBC as a share of revenue is roughly stable at 11–14% and falling from IPO-era levels, and the net share count is shrinking. The rise in RSU units is mechanical from the lower share price.
  • Severity: Medium a quality-of-earnings discount, not a solvency issue.

🐻 Bear #6Opening the platform to AI agents also makes it easier to replace

  • The point: an AI agent that can drive Klaviyo can drive a cheaper tool too, and a merchant whose agent holds the plan may no longer need Klaviyo's interface.
  • Evidence:
    • At K:BOS (2026-09-09/10), Klaviyo opened 260+ MCP tools and 490+ APIs to external AI including Claude and ChatGPT. An Info-Tech note says "headless" access makes Klaviyo functions "easier to combine with or substitute for capabilities from other vendors" [27].
    • The 10-K risk factor says platforms deploying their own AI could limit Klaviyo's data access [1].
    • On the Q2 call, Stephens said "the market continues to litigate the potential for disruption" in SMB; Bialecki's rebuttal was anecdotal [7,8].
    • Braze fell 25% in the week after a beat-and-raise on AI-monetisation worries [34].
  • Why it matters: this fear drove the 2026 de-rating (EV/sales 7.2x → 3.0x in nine months) [24]; if it shows up in churn, the multiple can fall further.
  • 🛡️ Counter-argument: there is no hard data that AI has raised churn: NRR is 109–110% and customer count keeps rising (196K → 205K+ in a quarter) [3,4]. Brand-owned email still converts; Omnisend's 2026 report shows click-to-conversion rising (vendor data, lead only).
  • Severity: Medium a real long-term threat with no evidence in today's numbers.

🐻 Bear #7New CFO, new CPO and a young co-CEO set-up in one year

  • The point: the people setting and delivering FY27 are mostly new in their roles.
  • Evidence:
    • President Steve Rowland retired 2025-12-31 [20]; co-CEO Chano Fernández since ~January 2026 [11].
    • CFO Amanda Whalen's exit was announced 2026-05-05 after ~4 years ("not the result of any disagreement"); the stock fell ~30% that day [19,44].
    • Erica Smith, CFO since 2026-09-01, came from CyberArk (CFO Jan 2025–Feb 2026) [18].
    • Elias Torres (Agency AI founder) became CPO in Aug 2026; a new CRO and head of Americas were also hired [7].
    • Founders and insiders hold 64.7% of the vote through 10-vote Series B shares [2].
  • Why it matters: new CFOs often reset guidance lower in their first annual guide (Feb 2027), and governance gives outside holders little say.
  • 🛡️ Counter-argument: the founder-CEO Bialecki remains, and the revenue track record (Bull #1) continued through the changes. Smith's PSU hurdles start at $30, aligning her with a ~75% higher price [18].
  • Severity: Medium the main risk is a cautious FY27 guide.

🐻 Bear #8Founders, Summit and the ex-CFO sell; nobody buys

  • The point: every insider transaction in 2026 has been a sale or a tax withholding, and a large sponsor stake remains.
  • Evidence:
    • Open-market purchases Apr–Oct 2026: none [16].
    • Bialecki sold 200K shares weekly under a 10b5-1 plan from 2026-03-31 to 2026-05-26 (1.2M shares, $14.46–19.42); no sales since [16].
    • Hallen: 10b5-1 plan for 2,999,996 shares from 2026-08-31 to 2027-08-27 [2]. Sales on 08-31 (98,782 at ~$20.48), 09-24 (1,300) and 10-07 (97,482 at $17.40) [16].
    • Summit Partners sold 5.0M shares at $17.71 on 2026-08-11 and still holds 13,852,778 Series B shares (~4.9% of shares outstanding, calc) [15].
    • Whalen sold 14,000 shares monthly through August [16].
  • Why it matters: 2.8M remaining Hallen plan shares plus Summit's 13.9M shares ($270M at $17.33) are visible supply against a buyback with ~$160M left.
  • 🛡️ Counter-argument: almost all sales are pre-scheduled plans, adopted when the price was higher. Shopify has not sold [14]. The company itself bought 20.5M shares in H1 — more than all insider sales combined.
  • Severity: Low a sentiment and supply issue, not a fundamental one.

🐻 Bear #9Small consumer brands face tariffs and a soft holiday

  • The point: Klaviyo's customers are mostly direct-to-consumer brands that import goods and sell online, and Q4 is their (and Klaviyo's) biggest quarter.
  • Evidence:
    • The de minimis duty exemption remains suspended (upheld by the Court of International Trade 2026-08-13), and a Section 122 surcharge replaced the IEEPA tariffs struck down 2026-02-20 (secondary; current status not verified) [51].
    • Adobe forecasts US online holiday spending +6.7% to $275.1B; PwC expects average gift spend −2% (secondary) [42].
    • Q4 is seasonally strongest; Klaviyo gross margin dips most in Q4 [2].
  • Why it matters: squeezed merchants cut message volume and profile counts, which hits NRR directly because pricing is usage-based.
  • 🛡️ Counter-argument: Klaviyo's growth decelerated gradually through the 2022–23 e-commerce hangover (+62% → +48% → +34%) and never stalled [1,5]. Owned channels are the cheapest marketing, so brands under pressure may shift spend toward them.
  • Severity: Low a modulator of the deceleration, not a separate driver.

🐻 Bear #10Text-marketing rules and lawsuits reach Klaviyo-sent messages

  • The point: US text-marketing law (TCPA) is litigation-heavy, and Klaviyo's fastest-growing channel is text.
  • Evidence:
    • The FCC's "revoke-all" opt-out rule (one stop request stops all messages from a sender) takes effect 2027-01-31; no further delay found [38].
    • One Florida firm has filed quiet-hours (8am–9pm) class actions against 100+ e-commerce brands [39].
    • A $750K settlement (Grippo v. Sugared + Bronzed, preliminary approval 2026-07-17) concerned texts sent through Klaviyo after opt-outs; Klaviyo was not a party [40].
    • Klaviyo's 10-Q: no material pending or threatened litigation [2].
  • Why it matters: compliance changes can lower text volume, and a suit naming the platform rather than the brand would be a new class of risk.
  • 🛡️ Counter-argument: suits so far target the brands; Klaviyo sells compliance tooling, which can be a selling point. The Seventh Circuit's McLaughlin ruling narrowed some TCPA claims [39].
  • Severity: Low

Tailwinds NOT in the forecasts

Consensus baseline: FY27 revenue $1.83B (+19.6%), FY27 non-GAAP EPS $1.06 [22]. Arithmetic convention (estimate): 40% incremental pre-tax margin on extra revenue (73% gross margin less variable selling cost and compute), ~5% non-GAAP tax (FY26 guide of $215M operating income plus ~$30M interest income ≈ consensus $0.82 × 293M shares implies almost no tax), 285M diluted shares. FY27 consensus implies ~15% non-GAAP operating margin (calc: $1.06 × 285M ≈ $302M less ~$25M interest ≈ $277M on $1.83B).

  • Carrier-fee pass-through wins back a point of gross margin in FY27 — 35% chance by FY27 results (Feb 2028)

    • Impact on revenue: about +$18M, +1.0% vs consensus FY27 $1.83B (pass-through is billed as price)
    • Impact on EPS: +$0.061 per share, +5.8% vs consensus FY27 $1.06
    • How we got the number (estimate): 1 pt × $1.83B = $18.3M × 0.95 ÷ 285M ≈ +$0.061
    • Expected value: 0.35 × $0.061 ≈ +$0.021
    • What it is: the Q3-26 mobile repricing reaches the whole base at renewal and pushes non-GAAP gross margin back toward 75%.
    • Why it's not priced in: management called it "neutral to 2026 revenue and gross margin" and guided Q4 gross margin down more than usual, so models carry today's ~73% forward.
    • Trigger to watch: Q4-26 and Q1-27 non-GAAP gross margin; any FY27 gross-margin comment in February.
    • Why this probability: the mechanism is in place, but text mix keeps rising (see headwind 1), so a full point of net recovery is less likely than not.

  • NRR recovers to ≥111% and FY27 growth holds ~22% — 30% chance by Q4-27

    • Impact on revenue: +$37M, +2.0% vs consensus FY27 $1.83B
    • Impact on EPS: +$0.049 per share, +4.6%
    • How we got the number (estimate): +2.4 pts × $1.53B base ≈ $37M × 40% × 0.95 ÷ 285M ≈ +$0.049
    • Expected value: 0.30 × $0.049 ≈ +$0.015
    • What it is: profile enforcement laps through Q1-27, enterprise ($50K+) keeps growing 30%+, and NRR moves back above 110%.
    • Why it's not priced in: consensus assumes deceleration to 19.6%.
    • Trigger to watch: Q4-26 and Q1-27 NRR; the FY27 revenue guide midpoint above +20%.
    • Why this probability: NRR ticked down in Q2 and the guide implies ~20% for Q4, so the base case is still fading.

  • A new buyback of ~$300M executed through 2027 — 45% chance by end-2027

    • Impact on revenue: none
    • Impact on EPS: about +$0.032 per share, +3.0% vs consensus FY27
    • How we got the number (estimate): $300M ÷ $17 = 17.6M shares → 267.4M shares; net income $302M − lost interest $300M × 3.5% × 0.95 ($10M) = $292M ÷ 267.4M = $1.092 vs $1.06 → +$0.032
    • Expected value: 0.45 × $0.032 ≈ +$0.014
    • What it is: a fresh authorisation once the remaining $162.7M runs out.
    • Why it's not priced in: no new authorisation exists; consensus share counts typically don't include future buybacks.
    • Trigger to watch: Q3 10-Q repurchase table; an 8-K authorisation with Q3 or Q4 results.
    • Why this probability: the company spent $334M in cash in H1 at similar prices and has $833M of cash, but the new CFO may prefer to keep cash for AI deals.

  • Paid AI products add ≥$25M of FY27 revenue — 25% chance by FY27

    • Impact on revenue: +$25M, +1.4% vs consensus FY27
    • Impact on EPS: +$0.033 per share, +3.1%
    • How we got the number (estimate): $25M × 40% (compute costs lower margin) × 0.95 ÷ 285M ≈ +$0.033
    • Expected value: 0.25 × $0.033 ≈ +$0.008
    • What it is: Composer credits and per-resolution Customer Agent fees become a disclosed revenue line.
    • Why it's not priced in: management excludes AI from guidance, and no AI revenue has been disclosed.
    • Trigger to watch: any AI ARR or revenue figure on the Q3 or Q4 call; Composer paid-conversion rate.
    • Why this probability: usage is growing fast (138K Composer users), but $25M means ~1,000 customers paying ~$2K a month or equivalent, and monetisation is barely starting. Partly overlaps the NRR tailwind.

  • A takeover bid — 6% chance within 36 months

    • Impact on revenue: not applicable
    • Impact on EPS: not quantifiable — a bid is a price event, not an earnings change.
    • How we got the number (estimate): not quantifiable — no comparable bid or stated interest exists.
    • Expected value: not quantifiable
    • What it is: a large software platform (or Shopify) buys Klaviyo at a premium to a depressed multiple.
    • Why it's not priced in: founder control (64.7% of votes) makes a deal impossible without the founders.
    • Trigger to watch: a 13D change from Shopify; founder plan sales stopping.
    • Why this probability: founders control the vote and keep selling small amounts rather than exiting. Shopify can end the partnership if a listed rival buys Klaviyo [12], which deters most buyers.

Headwinds NOT in the forecasts

Same baseline and convention as above.

  • Text-message mix keeps pushing gross margin down in FY27 — 30% chance by FY27 results

    • Impact on revenue: none (a cost effect)
    • Impact on EPS: −$0.092 per share, −8.6% vs consensus FY27 $1.06
    • How we got the number (estimate): −1.5 pts × $1.83B = −$27.5M × 0.95 ÷ 285M ≈ −$0.092
    • Expected value: 0.30 × −$0.092 ≈ −$0.027
    • What it is: SMS, WhatsApp and RCS keep outgrowing email; carrier fees rise again; non-GAAP gross margin settles nearer 71–72% for the year.
    • Why it's not priced in: consensus EPS growth of +28% needs roughly stable gross margin plus opex leverage.
    • Trigger to watch: Q4-26 gross margin below 72%; new carrier fee notices for 2027.
    • Why this probability: gross margin fell from 76.4% to 73.4% in a year, and the pass-through only covers new fee increases at renewal, not the mix shift.

  • The new CFO guides FY27 operating margin flat at ~14% — 35% chance by Feb 2027

    • Impact on revenue: none
    • Impact on EPS: −$0.067 per share, −6.3% vs consensus FY27
    • How we got the number (estimate): consensus ~15.1% → 14.0% = −1.1 pts × $1.83B = −$20M × 0.95 ÷ 285M ≈ −$0.067
    • Expected value: 0.35 × −$0.067 ≈ −$0.023
    • What it is: a full year of Agency AI and infrastructure investment (R&D +36% in Q2), with a new CFO setting a cautious first guide.
    • Why it's not priced in: consensus implies ~1 pt of expansion in FY27.
    • Trigger to watch: Q3 operating margin vs the 10.5–11% guide; the FY27 guide in February.
    • Why this probability: management missed its own expansion promise in 2026, and new CFOs tend to guide conservatively. Overlaps partly with the gross-margin headwind.

  • FY27 growth slips to ~16% — 30% chance by FY27 results

    • Impact on revenue: −$55M, −3.0% vs consensus FY27 $1.83B
    • Impact on EPS: −$0.073 per share, −6.9%
    • How we got the number (estimate): −3.6 pts × $1.53B ≈ −$55M × 40% × 0.95 ÷ 285M ≈ −$0.073
    • Expected value: 0.30 × −$0.073 ≈ −$0.022
    • What it is: the slowdown runs past the enforcement lap: small-business churn from AI tools and cheaper bundles, a soft consumer, and enterprise deals not filling the gap.
    • Why it's not priced in: consensus assumes deceleration flattens near 20%.
    • Trigger to watch: Q4-26 growth below 20%; NRR at or below 108%; net customer adds slowing.
    • Why this probability: growth has fallen 2–4 points a quarter for a year and a half, and nothing yet shows the floor.

  • Shopify pushes Messaging and Sidekick marketing hard — 18% chance of a visible FY27 effect

    • Impact on revenue: −$37M, −2.0% vs consensus FY27
    • Impact on EPS: −$0.049 per share, −4.6%
    • How we got the number (estimate): −2 pts growth on ~$1.53B Shopify-linked and other base ≈ −$37M × 40% × 0.95 ÷ 285M ≈ −$0.049
    • Expected value: 0.18 × −$0.049 ≈ −$0.009
    • What it is: Shopify bundles marketing automation into plans, cuts Messaging prices, or changes partner fees ahead of the 2029 renewal.
    • Why it's not priced in: consensus treats the partnership as stable through 2029.
    • Trigger to watch: Shopify Winter '27 Edition (~Dec 2026–Jan 2027); any change in the 77.9% figure in the FY26 10-K; the Shopify revenue-share line growing faster than revenue.
    • Why this probability: Shopify owns ~6% of Klaviyo and earns a revenue share, so open conflict is not its best move inside 18 months.

  • The revoke-all rule and TCPA suits cut text volume — 20% chance in FY27

    • Impact on revenue: about −$9M, −0.5% vs consensus FY27 (estimate, thin basis: Klaviyo does not disclose text revenue)
    • Impact on EPS: about −$0.012 per share, −1.1%
    • How we got the number (estimate): −$9M × 40% × 0.95 ÷ 285M ≈ −$0.012
    • Expected value: 0.20 × −$0.012 ≈ −$0.002
    • What it is: from 2027-01-31, one opt-out stops all messages from a brand, shrinking reachable text lists.
    • Why it's not priced in: no analyst commentary on it was found.
    • Trigger to watch: FCC action before January; Klaviyo commentary on text list sizes.
    • Why this probability: most large senders already apply broad opt-outs, so the volume effect is likely small.

Investment Risk Score: 28/100 (moderate)

# Factor Weight Measured value Score Why
1 Liquidity & funding runway 15% Cash $832.6M, debt $0, TTM FCF $236.0M (17.0%); no credit facility found; purchase commitments $816.6M over ~5 years 8 FCF-positive with net cash. No funding need.
2 Leverage 10% Net cash ~$833M; no borrowings; leases $114M 8 Net cash. Commitments are operating, not financial.
3 Dilution (12 months + overhang) 10% Basic shares 301.9M → 284.7M (Sep-25 → Jul-26, −5.7%); RSUs/PSUs 22.3M (~7.7%); evergreen +15.2M/yr; SBC 13.9% of revenue 25 Share count shrinking, but only because buybacks absorb heavy stock pay; the overhang and evergreen push it out of the lowest band.
4 Profitability 10% TTM FCF margin 17.0%; FCF after SBC ~4.6%; Q2 GAAP operating margin −4.0%; non-GAAP 13.7% 30 Above the 15% FCF threshold, but GAAP-negative and thin after stock pay.
5 Revenue quality & concentration 10% Recurring subscription/usage; no customer ≥10%; but 77.9% of ARR from Shopify merchants; contracts mostly monthly 42 No customer concentration, but one platform's merchants carry most of revenue, and the partnership can lapse in 2029.
6 Execution & track record 10% Revenue beat the top of guidance 8/8 quarters; op income 8/8; FY26 margin guide cut once after two expansion promises; CFO left after one quarter of the new year; no restatement 35 Mostly hits, but the margin promise and re-acceleration call were missed.
7 Competitive position & disruption 10% Leader vs flat Mailchimp/Salesforce; Braze equal growth; Shopify Messaging + Sidekick; AI agents and open MCP access 52 Contested: strong today, with two credible routes to erosion (Shopify, AI agents).
8 Cyclicality & commodity/macro sensitivity 10% SMB/DTC consumer brands; Q4 largest quarter; usage-based pricing; growth +62% → +48% → +34% through the 2022–23 hangover, never negative 40 Cyclical customers, but the business never shrank in the last e-commerce downturn.
9 Regulatory, legal & geopolitical 5% TCPA revoke-all 2027-01-31; quiet-hours suits vs brands; no material litigation; EU data rules; tariffs hit customers 35 Manageable; exposure is mostly indirect through customers.
10 Valuation & expectations 10% EV/sales 3.0x vs 11.0x Q4-24 and 7.2x Q4-25; EV/FCF 17.8x (≈65x after SBC); ~16x FY27 EPS; short interest 21.05M (7.4% of shares, ~16.6% of Series A, 2.9 days) 22 Cheap against its own history and in line with peers; modest short interest.

Overall: weighted average = 0.15×8 + 0.10×8 + 0.10×25 + 0.10×30 + 0.10×42 + 0.10×35 + 0.10×52 + 0.10×40 + 0.05×35 + 0.10×22 = 1.2 + 0.8 + 2.5 + 3.0 + 4.2 + 3.5 + 5.2 + 4.0 + 1.75 + 2.2 = 28.35 → 28.

Change vs last: −17 (45 → 28).

  • Method (most of it): the old 6-area method put 25% on "business & competition" (55) and 15% on "dependency" (62). The 10-factor method gives separate weight to liquidity, leverage and valuation, where Klaviyo scores 8–22.
  • Substance, up: the margin promise was broken, gross margin is down 3 points, and growth now trails Shopify GMV.
  • Substance, down: the share count shrank 5.7%, FCF was measured at 17% TTM, and the Shopify agreement has no exclusivity and only 7.4% of new ARR comes from its app store.
  • Net substantive change: roughly neutral.

Ranking check: Klaviyo (28) ties APP (28) and sits below MNTN (32). It is riskier than APP in business terms (Shopify dependence and a 4.6% FCF margin after stock pay vs APP's 66% FCF margin) but carries less legal risk. It is safer than MNTN, which has a ~27% option overhang, smaller scale and an easier-to-copy product.

Conclusion

  • What you are really betting on: that brand-owned customer data stays valuable in an AI-shopping world, and that Klaviyo, not Shopify or an AI agent, stays the system that holds it and acts on it. The balance sheet and buyback make the downside slow rather than sudden.
  • The 2–3 things that will decide the outcome:
    1. Whether growth stabilises around 20% after the enforcement lap in Q1-27, or keeps fading into the mid-teens.
    2. Whether gross margin stabilises once carrier fees pass through, so that FY27 earnings growth comes through.
    3. How Shopify uses Messaging and Sidekick ahead of the January 2029 notice date.
  • Signposts:
    • Bull confirmed:
      • Q4-26 growth at or above 21% and NRR at or above 110% by Q1-27;
      • non-GAAP gross margin back above 74% in H1-27;
      • a disclosed AI revenue or ARR figure;
      • a new buyback authorisation.
    • Bull broken:
      • quarterly growth below 18% in 2027;
      • NRR at or below 107%;
      • FY27 operating-margin guide below 14%;
      • Shopify bundling marketing into its plans or a change to the 77.9% disclosure that shows erosion.
  • New since the last report:
    • The "Shopify warrants exercised" item in report #1 was wrong: Shopify exercised only a 344K-share quarterly tranche, holds 17.3M shares, and its 15.7M-share option at $88.93 is unexercised. The agreement has no exclusivity clause and a change-of-control termination right [12,14].
    • Margin is now a bear point in its own right: gross margin −3 points, a broken "at least a point" promise, and the Q3 margin guide at 10.5–11% [3,10].
    • The buyback and share count are measured (−5.7% in a year at ~$15.7 average), but so is the supply: Summit holds 13.85M shares after selling 5M at $17.71, and Hallen's plan runs to August 2027 [2,15,16].

Open questions & data gaps

  • AI revenue: still not disclosed. This matters most for Bull #7 and two tailwinds.
  • Text-message share of revenue: not disclosed, which makes the gross-margin headwinds hard to size. Medium-high importance.
  • Gross retention: never disclosed as a number; the 88% figure is from a secondary summary of the 2025 investor day.
  • Shopify's intent: the Shopify Q2-26 call, shareholder letter and 10-Q were not read. Shopify Messaging pricing is from vendor sources only.
  • Official call transcripts: quotes come from the Klaviyo IR transcript where it was read and otherwise from MarketBeat's AI-generated transcripts. Meaning is consistent, but wording may differ.
  • Q1-26 FCF ($18.6M): the cause of the weak quarter was not found in the documents read.
  • Q3-26 buyback spending and the Agency AI closing: not yet disclosed; the Q3 date is not confirmed (aggregators say 2026-11-04 or 11-05).
  • Analyst reasoning: paywalled. Only ratings and targets were found (consensus ~$26.6–27.1 across 22–23 analysts; Benchmark's downgrade reasoning is single-source and UNCONFIRMED). The Wells Fargo target conflicts across sources ($29 vs $22).
  • What management said at the Goldman and Citi conferences (2026-09-08): not found.
  • Purchase commitments ($816.6M): the cloud-hosting share is not broken out.
Sources
  1. Klaviyo Form 10-K FY2025 — SEC EDGAR — 2026-02-10 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000007/kvyo-20251231.htm
  2. Klaviyo Form 10-Q Q2 2026 — SEC EDGAR — 2026-08-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000040/kvyo-20260630.htm
  3. Klaviyo Q2 2026 results (8-K Ex. 99.1) — SEC EDGAR — 2026-08-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000039/confidentialfiscalq22026ea.htm
  4. Klaviyo Q1 2026 results (8-K Ex. 99.1) — SEC EDGAR — 2026-05-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000026/confidentialfiscalq12026ea.htm
  5. Klaviyo Q4/FY2025 results (8-K Ex. 99.1) — SEC EDGAR — 2026-02-10 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000005/confidentialfiscalyear2025.htm
  6. Klaviyo Q3 2025 results (8-K Ex. 99.1) — SEC EDGAR — 2025-11-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583025000109/confidentialfiscalq32025ea.htm
  7. Klaviyo Q2 2026 earnings call transcript — Klaviyo IR — 2026-08-05 — https://s25.q4cdn.com/801988311/files/doc_financials/2026/q2/Q2-2026-Klaviyo-Transcript.pdf
  8. Klaviyo Q2 2026 earnings call transcript (AI-generated, secondary) — MarketBeat — 2026-08-05 — https://www.marketbeat.com/earnings/reports/2026-8-5-klaviyo-inc-stock/
  9. Klaviyo Q1 2026 earnings call transcript — Klaviyo IR — 2026-05-05 — https://s25.q4cdn.com/801988311/files/doc_financials/2026/q1/Q1-2026-Klaviyo-Transcript.pdf
  10. Klaviyo Q1 2026 earnings call transcript (AI-generated, secondary) — MarketBeat — 2026-05-05 — https://www.marketbeat.com/earnings/reports/2026-5-5-klaviyo-inc-stock/
  11. Klaviyo Q4 2025 earnings call transcript (AI-generated, secondary) — MarketBeat — 2026-02-10 — https://www.marketbeat.com/earnings/reports/2026-2-10-klaviyo-inc-stock/
  12. Collaboration Agreement, Shopify–Klaviyo (S-1 Ex. 10.12, redacted) — SEC EDGAR — 2023-08-25 (agreement dated 2022-07-28) — https://www.sec.gov/Archives/edgar/data/1835830/000162828023030618/exhibit1012-sx1.htm
  13. Revenue Sharing Agreement, Shopify–Klaviyo (S-1 Ex. 10.13, redacted) — SEC EDGAR — 2023-08-25 — https://www.sec.gov/Archives/edgar/data/1835830/000162828023030618/exhibit1013-sx1.htm
  14. Schedule 13D/A No. 4, Shopify — SEC EDGAR — 2026-08-31 — https://www.sec.gov/Archives/edgar/data/1835830/000119312526377123/xslSCHEDULE_13D_X02/primary_doc.xml
  15. Form 4, Summit Partners (5.0M shares sold at $17.71; 13,852,778 Series B held after) — SEC EDGAR — 2026-08-13 — https://www.sec.gov/Archives/edgar/data/1835830/000119312526349311/0001193125-26-349311.txt
  16. Klaviyo Forms 4 and 144, Mar–Oct 2026 (Bialecki, Hallen, Whalen, Edmond, St. Ledger, Fernández, Shopify) — SEC EDGAR submissions index — retrieved 2026-10-12 — https://data.sec.gov/submissions/CIK0001835830.json
  17. Form S-8 (2026 evergreen increase) — SEC EDGAR — 2026-02-10 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000009/klaviyoinc-sx82026evergreen.htm
  18. 8-K, CFO appointment (Erica Smith) — SEC EDGAR — 2026-07-13 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000032/kvyo-20260713.htm
  19. 8-K, CFO departure (Amanda Whalen) — SEC EDGAR — 2026-05-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583026000026/kvyo-20260501.htm
  20. Klaviyo earnings releases Q3-24, Q4-24, Q1-25 (guidance, NRR, Rowland retirement) — SEC EDGAR — 2024-11-06 / 2025-02-19 / 2025-05-06 — https://www.sec.gov/Archives/edgar/data/1835830/000183583024000108/confidentialfiscalq32024ea.htm ; https://www.sec.gov/Archives/edgar/data/1835830/000183583025000012/confidentialfiscalyear2024.htm ; https://www.sec.gov/Archives/edgar/data/1835830/000183583025000053/confidentialfiscalq12025ea.htm
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  22. KVYO forecast (S&P Global consensus) — stockanalysis.com — retrieved 2026-10-12 (prices as of 2026-10-09) — https://stockanalysis.com/stocks/kvyo/forecast/
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  26. Klaviyo to Participate in Upcoming Investor Events — Business Wire — 2026-08-25 — https://www.businesswire.com/news/home/20260825169933/en/Klaviyo-to-Participate-in-Upcoming-Investor-Events
  27. K:BOS 2026 technology note — Info-Tech / SoftwareReviews — 2026-09-17 — https://www.softwarereviews.com/vendor-technology-notes/k-bos-2026-demonstrates-klaviyo-s-marketing-service-flywheel-for-autonomous-b2c-crm ; Klaviyo K:BOS blog — Klaviyo — 2026-09 — https://www.klaviyo.com/blog/kbos-2026-autonomous-platform-updates
  28. Klaviyo × Shopify Sidekick integration — Klaviyo blog — 2026-06-17 — https://www.klaviyo.com/blog/klaviyo-shopify-sidekick-integration
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  30. Shopify Q2 2026 results (8-K Ex. 99.1) — SEC EDGAR — 2026-08 — https://www.sec.gov/Archives/edgar/data/0001594805/000159480526000046/exhibit991pressreleaseq220.htm
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  38. FCC further extends effective date for TCPA revoke-all rule — Consumer Financial Services Law Monitor — 2026-01 — https://www.consumerfinancialserviceslawmonitor.com/2026/01/fcc-further-extends-effective-date-for-tcpa-revoke-all-rule/
  39. One Florida firm is targeting e-commerce brands with TCPA quiet-hours class actions — Buchalter — 2025-03-07 — https://www.buchalter.com/insights/one-florida-firm-is-targeting-ecommerce-brands-with-tcpa-class-actions-claiming-that-promotional-text-messages-sent-outside-of-8am-9pm-are-illegal-the-industry-is-fighting-back-and-heres-wh/
  40. $750K Sugared + Bronzed settlement over telemarketing texts — ClassAction.org — 2026-07 — https://www.classaction.org/news/750k-sugared-+-bronzed-settlement-resolves-lawsuit-over-alleged-telemarketing-texts
  41. T-Mobile Messaging Carrier Fee Changes January 2026 — Twilio Support — 2026-01 — https://support.twilio.com/hc/en-us/articles/44609260499995-T-Mobile-Messaging-Carrier-Fee-Changes-January-2026
  42. Adobe 2026 US holiday shopping forecast (search summary; page returned 403) — Adobe via Business Wire — 2026-09-28 — https://secure.businesswire.com/news/home/20260928285775/en/
  43. Klaviyo Investor Day 2025 (AI summary; slides unreadable) — Quartr — 2025-09-25 — https://quartr.com/events/klaviyo-inc-kvyo-investor-day-2025_FG8JSrfN
  44. Klaviyo stock hits record low after earnings, C-suite shakeup (search summary only) — Schaeffer's Research — 2026-05-06 — https://www.schaeffersresearch.com/content/news/2026/05/06/klaviyo-stock-hits-record-low-after-earnings-c-suite-shakeup
  45. Klaviyo shares slide after Q2 2026 revenue beat — Investing.com — 2026-08-05 — https://www.investing.com/news/transcripts/earnings-call-transcript-klaviyo-shares-slide-after-q2-2026-revenue-beat-93CH-4839548
  46. KVYO news, Benchmark downgrade reasoning (lead only, UNCONFIRMED) — Timothy Sykes — 2026-09-04 — https://timothysykes.com/news/klaviyoincseriesa-kvyo-news-2026_09_04/
  47. Schedule 13G, Vanguard Capital Management (7.05M shares, 5%) — SEC EDGAR — 2026-07-31 — https://www.sec.gov/Archives/edgar/data/1835830/000210011926001453/primary_doc.xml ; Schedule 13G/A, FMR (6.57M, 4.7%) — SEC EDGAR — 2026-08-06 — https://www.sec.gov/Archives/edgar/data/1835830/000031506626002044/primary_doc.xml
  48. Klaviyo Q2 2025 results (FCF reconciliation with option-tax add-back) — SEC EDGAR — 2025-08-05 — https://www.sec.gov/Archives/edgar/data/1835830/000183583025000083/confidentialfiscalq22025ea.htm
  49. KVYO Q3-26 date estimates (unconfirmed) — EarningsWhispers / AJ Bell — retrieved 2026-10-12 — https://beta.earningswhispers.com/go/w/KVYO ; https://www.ajbell.co.uk/market-research/sub/NYSE:KVYO/company-info
  50. Shopify Agentic Storefronts — Shopify — 2026-03 — https://www.shopify.com/in/agentic-storefronts
  51. CIT upholds suspension of de minimis (secondary) — RVIA — 2026-08 — https://www.rvia.org/news-insights/united-states-court-international-trade-cit-upholds-suspension-de-minimis
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Disclaimer. AI-generated research and podcast (Claude by Anthropic, voices by Google Gemini) for educational purposes — not financial advice and not a recommendation to buy or sell. Willem (MR.INVEST) owns this stock. Check the company’s own filings before making any decision.
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