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Klaviyo, Inc.

KVYO
Exchange
NYSE
Industry
Services-Prepackaged Software
SEC CIK
0001835830

In the last 90 days, Klaviyo, Inc. insiders filed 0 open-market purchases and 7 sales; 277 institutions reported holding it in 13F filings for Q2 2026, worth $2.19B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Klaviyo, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
276
+26 vs. Q2 2025
Shares held
141.3M
+9.49M (+7.2%) vs. Q2 2025
Total value
$3.91B
−$511.6M (−11.6%) vs. Q2 2025
New holders
64
105 more added
Sold out
38
79 more reduced

4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KVYO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 276 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 97 institutionsQ4 2023: 102 institutionsQ1 2024: 130 institutionsQ2 2024: 131 institutionsQ3 2024: 156 institutionsQ4 2024: 183 institutionsQ1 2025: 216 institutionsQ2 2025: 254 institutionsQ3 2025: 276 institutionsQ4 2025: 261 institutionsQ1 2026: 266 institutionsQ2 2026: 277 institutions
Value heldQ3 2025: $3.91B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $2.62BQ4 2023: $2.07BQ1 2024: $2.47BQ2 2024: $2.76BQ3 2024: $3.99BQ4 2024: $4.70BQ1 2025: $3.53BQ2 2025: $4.48BQ3 2025: $3.91BQ4 2025: $5.14BQ1 2026: $3.10BQ2 2026: $2.19B
Institutions holding KVYO and their total value by quarter
QuarterHoldersValue
Q2 2026277$2.19B
Q1 2026266$3.10B
Q4 2025261$5.14B
Q3 2025276$3.91B
Q2 2025254$4.48B
Q1 2025216$3.53B
Q4 2024183$4.70B
Q3 2024156$3.99B
Q2 2024131$2.76B
Q1 2024130$2.47B
Q4 2023102$2.07B
Q3 202397$2.62B
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Klaviyo, Inc.; share changes are against Q2 2025.

Institutions holding KVYO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Sciencast Management LP17,320$479.6K0.09%+4,903+39.5%Added
Brandywine Managers, LLC17,384$481.4K0.46%+4,346+33.3%Added
Nuveen, LLC17,519$485.1K0.00%+17,519New
XTX Topco Ltd17,855$494.4K0.03%−60,089−77.1%Reduced
Elo Mutual Pension Insurance Co18,429$510.3K0.01%−6,654−26.5%Reduced
Creative Planning18,542$513.4K0.00%+235+1.3%Added
Jefferies Financial Group Inc.18,796$520.5K0.00%+7,148+61.4%Added
Quest Partners LLC19,144$530.1K0.03%+15,418+413.8%Added
Stifel Financial Corp21,404$592.7K0.00%−4,253−16.6%Reduced
KLP Kapitalforvaltning AS21,700$600.9K0.00%+1,800+9.0%Added
Fort Washington Investment Advisors Inc21,926$607.1K0.00%00.0%Unchanged
Capstone Investment Advisors, LLC22,992$636.6K0.01%+12,110+111.3%Added
Cantor Fitzgerald, L. P.23,000$636.9K0.01%+23,000New
Picton Mahoney Asset Management24,489$678.0K0.01%+12,640+106.7%Added
Moody National Bank Trust Division24,806$686.9K0.06%−10,400−29.5%Reduced
SEI Investments Co25,352$702.0K0.00%−34,308−57.5%Reduced
Scientech Research LLC25,412$703.7K0.25%+25,412New
Jennison Associates LLC25,666$710.7K0.00%−3,670−12.5%Reduced
M & L Capital Management Ltd25,700$711.6K0.14%+25,700New
Cetera Investment Advisers26,234$726.4K0.00%+4,678+21.7%Added
Counterpoint Mutual Funds LLC27,241$754.3K0.06%+5,483+25.2%Added
Omers Administration Corp27,500$761.5K0.01%+27,500New
BloombergSen Inc.28,031$776.2K0.07%+28,031New
Dark Forest Capital Management LP28,562$790.9K0.03%+28,562New
Miramar Capital, LLC28,572$791.2K0.18%00.0%Unchanged
Gryphon Financial Partners LLC29,088$805.4K0.09%00.0%Unchanged
Bryn Mawr Trust Co29,800$825.2K0.02%00.0%Unchanged
Arizona State Retirement System30,329$839.8K0.00%+2,580+9.3%Added
Prelude Capital Management, LLC30,618$847.8K0.07%+10,004+48.5%Added
Zurcher Kantonalbank (Zurich Cantonalbank)33,650$931.8K0.00%+8,364+33.1%Added
Illinois Municipal Retirement Fund33,761$934.8K0.01%+11,530+51.9%Added
Magnetar Financial LLC34,164$946.0K0.01%+22,817+201.1%Added
Virginia Retirement Systems Et Al34,800$963.6K0.01%+3,700+11.9%Added
Entropy Technologies, LP35,849$992.7K0.07%+13,984+64.0%Added
Susquehanna International Group, LLP36,397$1.01M0.00%+36,397New
Cabot Wealth Management Inc37,936$1.05M0.12%−47,564−55.6%Reduced
HighTower Advisors, LLC38,141$1.06M0.00%+3,283+9.4%Added
Brinker Capital Investments, LLC38,325$1.06M0.01%+1,236+3.3%Added
Citigroup Inc39,019$1.08M0.00%+7,615+24.2%Added
Monashee Investment Management LLC40,000$1.11M0.55%+40,000New
Y-Intercept (Hong Kong) Ltd40,793$1.13M0.03%+31,838+355.5%Added
M&G Plc42,910$1.20M0.01%+42,910New
Manufacturers Life Insurance Company, The44,114$1.22M0.00%+31,167+240.7%Added
Pier 88 Investment Partners LLC45,760$1.27M0.24%+4,780+11.7%Added
Voleon Capital Management LP45,831$1.27M0.03%+45,831New
Barclays PLC45,833$1.27M0.00%+21,176+85.9%Added
Aquatic Capital Management LLC45,942$1.27M0.02%+45,942New
Caption Management, LLC46,338$1.28M0.07%+32,376+231.9%Added
PDT Partners, LLC46,653$1.29M0.08%−31,919−40.6%Reduced
Centiva Capital, LP46,836$1.30M0.12%+20,443+77.5%Added
Oak Ridge Investments LLC48,566$1.34M0.09%−337−0.7%Reduced
B. Metzler seel. Sohn & Co. AG54,949$1.52M0.01%−33,605−37.9%Reduced
Assetmark, Inc60,802$1.68M0.00%−1,775−2.8%Reduced
Fox Run Management, L.L.C.61,101$1.69M0.26%+35,719+140.7%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna61,600$1.71M0.68%−9,000−12.7%Reduced
SG Americas Securities, LLC63,276$1.75M0.01%+63,276New
Raymond James Financial Inc63,579$1.76M0.00%−637,396−90.9%Reduced
Twinbeech Capital LP65,029$1.80M0.07%+65,029New
AQR Capital Management LLC65,058$1.80M0.00%+4,149+6.8%Added
State of New Jersey Common Pension Fund D66,512$1.84M0.01%+10,624+19.0%Added
Tudor Investment Corp Et Al67,725$1.88M0.01%−335,494−83.2%Reduced
The PNC Financial Services Group, Inc.71,984$1.99M0.00%−11,838−14.1%Reduced
Cerity Partners LLC72,539$2.01M0.00%−180.0%Reduced
Mariner, LLC76,610$2.12M0.00%+2,322+3.1%Added
Huntington National Bank76,701$2.12M0.01%+76,701New
Diker Management LLC80,042$2.22M1.79%00.0%Unchanged
Public Sector Pension Investment Board86,800$2.40M0.01%+86,800New
California State Teachers Retirement System89,830$2.49M0.00%+6,727+8.1%Added
Boothbay Fund Management, LLC93,055$2.58M0.07%+93,055New
Squarepoint Ops LLC95,394$2.64M0.01%+1,104+1.2%Added
Osterweis Capital Management Inc98,528$2.73M0.12%−16,195−14.1%Reduced
LMR Partners LLP100,000$2.77M0.04%+100,000New
Deutsche Bank AG100,712$2.79M0.00%+3,989+4.1%Added
Liontrust Investment Partners LLP101,825$2.82M0.04%−28,041−21.6%Reduced
Envestnet Asset Management Inc102,173$2.83M0.00%−3,676−3.5%Reduced
Legal & General Group Plc102,535$2.84M0.00%+9,320+10.0%Added
Nicholas Investment Partners, LP103,619$2.87M0.22%+1,709+1.7%Added
Renaissance Capital LLC104,955$2.91M1.63%+14,867+16.5%Added
Price T Rowe Associates Inc116,711$3.23M0.00%+32,668+38.9%Added
Crestwood Advisors Group LLC128,934$3.57M0.06%+160.0%Added
Wells Fargo & Company128,948$3.57M0.00%−9,051−6.6%Reduced
Ossiam133,900$3.71M0.05%+133,900New
Colony Group, LLC134,168$3.72M0.01%−794,374−85.6%Reduced
Dimensional Fund Advisors LP134,839$3.73M0.00%−105,756−44.0%Reduced
Paloma Partners Management Co140,238$3.88M0.77%+140,238New
Cynosure Management, LLC141,884$3.93M0.43%00.0%Unchanged
Seven Grand Managers, LLC150,000$4.15M0.34%+150,000New
Verition Fund Management LLC152,231$4.22M0.02%−15,564−9.3%Reduced
Longaeva Partners L.P.153,221$4.24M0.90%−148,282−49.2%Reduced
Night Squared LP167,298$4.63M1.67%+23,459+16.3%Added
Pathstone Holdings, LLC173,931$4.82M0.02%+858+0.5%Added
UBS Asset Management Americas Inc182,618$5.06M0.00%−99,941−35.4%Reduced
Ieq Capital, LLC187,270$5.19M0.02%+81,558+77.2%Added
Swiss National Bank198,700$5.50M0.00%+17,100+9.4%Added
Next Century Growth Investors LLC199,397$5.52M0.40%+199,397New
Quantbot Technologies LP206,170$5.71M0.16%−52,924−20.4%Reduced
Ararat Capital Management, LP221,107$6.12M3.28%−61,731−21.8%Reduced
Capital Fund Management S.A.226,569$6.27M0.06%+60,117+36.1%Added
Mayflower Financial Advisors, LLC233,155$6.46M0.81%00.0%Unchanged
Jump Financial, LLC235,878$6.53M0.08%−132,579−36.0%Reduced