Klaviyo Inc. Class AKVYO

13F holders, Q1 2026 (March 31)
266holders +5
53new positions
49sold out
8famous investors
$19.70avg. 13F price*

At the end of Q1 2026, 266 institutions reported holding Klaviyo Inc. Class A (KVYO) in their 13F filings, up 5 from Q4 2025. 53 opened new positions and 49 sold out. The largest holders were Summit Partners L P ($366.9M), Capital International Investors ($227.8M) and FMR LLC ($190.5M). 8 famous investors held it, including Alex Sacerdote (1.7% of Whale Rock Capital Management's portfolio), Steve Cohen (0.1% of Point72 Asset Management's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Klaviyo Inc. Class A
CUSIP
49845K101
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q1 2024: 130Q1 2024Q2 2024: 131Q2 2024Q3 2024: 156Q3 2024Q4 2024: 183Q4 2024Q1 2025: 216Q1 2025Q2 2025: 254Q2 2025Q3 2025: 276Q3 2025Q4 2025: 261Q4 2025Q1 2026: 266Q1 2026Q2 2026: 277Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions53$181.2M
Exits49$233.5M

All 13F filers, Q4 2025 → Q1 2026: 30,124,541 shares bought and 28,092,503 shares sold, net +2,032,038 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 266 holders

Summit Partners L P 54.74% No change 18,852,778 $366.9M
Capital International Investors 0.05% Reduce -8.5% 11,703,859 $227.8M
FMR LLC 0.01% Add +16.9% 9,787,082 $190.5M
Vanguard Portfolio Management LLC 0.01% — 7,531,915 $146.6M
Whale Rock Capital Management 1.72% Add +123.2% 6,825,206 $132.8M
Vanguard Capital Management LLC 0.00% — 6,162,720 $119.9M
Wellington Management Group LLP 0.02% New 5,479,443 $106.6M
Alliancebernstein L.P. 0.03% Reduce -35.6% 3,048,223 $99.0M
Morgan Stanley 0.01% Reduce -65.2% 5,067,690 $98.6M
BlackRock, Inc. 0.00% Add +17.2% 4,354,335 $84.7M
JPMorgan Chase & Co. 0.01% Add +20.6% 4,299,977 $81.6M
Sands Capital Alternatives, LLC 16.86% No change 3,649,678 $71.0M
Fuller & Thaler Asset Management, Inc. 0.19% Add +3.1% 2,941,998 $57.3M
American Century Companies Inc. 0.03% Add +1.0% 2,923,295 $56.9M
Two Sigma Investments, LP 0.05% Add +30.0% 2,891,890 $56.3M
Federated Hermes, Inc. 0.08% Reduce -9.0% 2,639,485 $51.4M
Fiera Capital Corp 0.16% Add +2.9% 2,399,260 $46.7M
Millennium Management 0.04% Add +38.1% 2,348,235 $45.7M
Greenoaks LLC 1.96% No change 2,316,796 $45.1M
Goldman Sachs Group Inc. 0.01% Add +41.8% 2,161,293 $42.1M
Capital World Investors 0.01% Add +77.7% 2,040,048 $39.7M
Geode Capital Management, LLC 0.00% Add +6.0% 1,773,550 $34.5M
Bank of America Corp. 0.00% Add +88.8% 1,686,770 $32.8M
Point72 Asset Management 0.06% Add +90.7% 1,672,359 $32.5M
Renaissance Technologies 0.05% Reduce -7.0% 1,640,844 $31.9M
Bank of New York Mellon Corp 0.01% Add +8.9% 1,508,137 $29.3M
ArrowMark Colorado Holdings LLC 0.77% Add +82.5% 1,488,481 $29.0M
Clearbridge Investments, LLC 0.03% Reduce -10.3% 1,473,431 $28.7M
Susquehanna International Group, LLP 0.04% New 1,461,158 $28.4M
Capital Research Global Investors 0.00% Reduce -47.7% 1,348,445 $26.2M
Schonfeld Strategic Advisors LLC 0.20% Add +76.5% 1,238,205 $24.1M
Bienville Capital Management, LLC 4.54% Add +26.7% 1,227,863 $23.9M
Islander Capital Partners, L.P. 9.40% Add +97.2% 1,226,000 $23.9M
Alyeska Investment Group, L.P. 0.07% Add +118.7% 1,208,979 $23.5M
First Trust Advisors LP 0.02% Add +46.5% 1,181,887 $23.0M
Citadel Advisors 0.02% Add +268.1% 1,162,379 $22.6M
State Street Corp. 0.00% Add +9.9% 1,155,820 $22.5M
Marshall Wace, LLP 0.02% Add +1153.7% 1,135,384 $22.1M
Franklin Resources Inc. 0.01% Reduce -45.6% 1,077,930 $21.0M
Barton Investment Management 2.56% Add +56.7% 1,050,052 $20.4M
Janus Henderson Group PLC 0.01% Add +15.6% 1,025,134 $20.0M
AQR Capital Management 0.01% Add +1046.2% 911,908 $17.7M
Voya Investment Management LLC 0.02% Reduce -27.8% 908,614 $17.7M
Charles Schwab Investment Management Inc. 0.00% Add +9.3% 884,788 $17.2M
Vanguard Fiduciary Trust Co. 0.00% — 878,239 $17.1M
Delta Global Management LP 1.35% Add +7.9% 847,497 $16.5M
Canada Pension Plan Investment Board 0.01% Add +28.2% 757,100 $14.7M
Trexquant Investment LP 0.10% Add +206.4% 699,988 $13.6M
Qube Research & Technologies Ltd 0.02% New 601,707 $11.7M
Sands Capital Management, LLC 0.05% Reduce -35.9% 595,160 $11.6M
Quantinno Capital Management LP 0.02% Reduce -0.2% 548,047 $10.7M
New York State Common Retirement Fund 0.01% No change 458,135 $8.9M
Integrated Wealth Concepts LLC 0.07% Add +554.8% 429,820 $8.4M
Morangie Management LLC 7.60% Add +0.2% 424,108 $8.3M
Picton Mahoney Asset Management 0.08% Add +1141.9% 401,068 $7.8M
Northern Trust Corp. 0.00% Add +6.3% 370,072 $7.2M
Twin Focus Capital Partners, LLC 0.82% No change 364,666 $7.1M
Dimensional Fund Advisors LP 0.00% Add +12.5% 322,708 $6.3M
Burkehill Global Management, LP 0.31% No change 300,000 $5.8M
Goodnow Investment Group, LLC 0.62% Reduce -21.8% 293,059 $5.7M
Lisanti Capital Growth, LLC 1.38% Add +57.8% 281,120 $5.5M
Swiss National Bank 0.00% Add +2.6% 259,200 $5.0M
BNP Paribas Financial Markets 0.00% Add +1.4% 245,857 $4.8M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +5.3% 237,428 $4.6M
Night Squared LP 0.68% Add +74.1% 237,217 $4.6M
Ieq Capital, LLC 0.02% Add +75.8% 233,345 $4.5M
Mayflower Financial Advisors, LLC 0.54% Add +0.0% 226,729 $4.4M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Add +73.3% 208,995 $4.1M
Freestone Grove Partners LP 0.03% Reduce -1.2% 206,730 $4.0M
Victory Capital Management Inc. 0.00% Reduce -12.9% 199,450 $3.9M
UBS Group AG 0.00% Reduce -58.1% 196,411 $3.8M
1832 Asset Management L.P. 0.00% Reduce -16.2% 190,000 $3.7M
Capital Fund Management S.A. 0.03% Reduce -20.6% 184,865 $3.6M
Arrowstreet Capital, Limited Partnership 0.00% New 179,160 $3.5M
Huntington National Bank 0.02% No change 166,501 $3.2M
Tudor Investment Corporation 0.02% Add +1334.3% 162,865 $3.2M
Pathstone Holdings, LLC 0.01% No change 159,456 $3.1M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Reduce -74.3% 157,842 $3.1M
California State Teachers Retirement System 0.00% Add +36.6% 155,422 $3.0M
Wells Fargo & Company 0.00% Reduce -16.2% 153,417 $3.0M
Formula Growth Ltd. 1.32% New 150,000 $2.9M
Citigroup Inc. 0.00% Add +160.4% 143,462 $2.8M
Cynosure Group, LLC 0.34% No change 141,884 $2.8M
Focus Partners Wealth 0.00% Add +4.9% 141,132 $2.7M
Algert Global LLC 0.04% Add +33.3% 139,170 $2.7M
T. Rowe Price Associates Inc. 0.00% Add +7.0% 134,904 $2.6M
Ossiam 0.05% No change 133,900 $2.6M
Zweig-DiMenna Associates LLC 0.35% New 129,200 $2.5M
Crestwood Advisors Group, LLC 0.04% Reduce -0.0% 128,927 $2.5M
Neuberger Berman Group LLC 0.00% Reduce -72.3% 123,466 $2.4M
XTX Topco Ltd 0.04% New 122,927 $2.4M
Aquatic Capital Management LLC 0.07% Add +303.3% 120,960 $2.4M
Mariner, LLC 0.00% Add +46.7% 120,093 $2.3M
BW Gestao de Investimentos Ltda. 0.10% New 118,802 $2.3M
Envestnet Asset Management Inc. 0.00% Add +2.6% 112,450 $2.2M
Sei Investments Co. 0.00% Add +48.9% 108,364 $2.1M
FIL Ltd 0.00% Reduce -2.4% 107,351 $2.1M
Cerity Partners LLC 0.00% Add +46.0% 106,612 $2.1M
Royal Bank of Canada 0.00% Add +9.3% 102,708 $2.0M
Brevan Howard Capital Management LP 0.02% New 101,596 $2.0M
Legal & General Group Plc 0.00% Reduce -18.4% 96,389 $1.9M
Jane Street Group, LLC 0.00% New 93,889 $1.8M
Manufacturers Life Insurance Company, The 0.00% Add +45.7% 90,041 $1.8M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% — 88,276 $1.7M
Holocene Advisors, LP 0.00% Add +768.4% 86,086 $1.7M
Legato Capital Management LLC 0.15% Add +28.7% 84,785 $1.6M
Cinctive Capital Management LP 0.11% Reduce -52.9% 82,279 $1.6M
Squarepoint Ops LLC 0.00% Add +61.3% 76,751 $1.5M
Man Group plc 0.00% New 76,651 $1.5M
HRT Financial LP 0.00% New 72,599 $1.4M
PNC Financial Services Group, Inc. 0.00% Add +0.1% 70,500 $1.4M
Ameriprise Financial Inc. 0.00% Reduce -86.6% 68,865 $1.3M
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna 0.55% Reduce -4.5% 67,900 $1.3M
Renaissance Capital LLC 0.95% Reduce -11.6% 65,039 $1.3M
Needham Investment Management LLC 0.06% No change 65,000 $1.3M
D. E. Shaw & Co. 0.00% Reduce -81.3% 64,527 $1.3M
Fifth Third Bancorp 0.00% New 64,220 $1.2M
Dynamic Technology Lab Private Ltd 0.20% New 63,725 $1.2M
BloombergSen Inc. 0.13% Add +60.0% 61,595 $1.2M
Assetmark, Inc. 0.00% Reduce -4.4% 61,475 $1.2M
Blair William & Co. 0.00% Reduce -18.9% 60,971 $1.2M
IMC-Chicago, LLC 0.02% New 60,809 $1.2M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +44.5% 59,670 $1.2M
Vanguard Global Advisers, LLC 0.00% — 58,907 $1.1M
Walleye Capital LLC 0.01% Reduce -91.4% 58,469 $1.1M
Cwm, LLC 0.00% Add +1409.1% 51,792 $1.0M
Lavelle Capital LP 0.62% New 51,100 $994K
Raymond James Financial Inc. 0.00% Reduce -18.2% 50,945 $991K
Graham Capital Management, L.P. 0.04% New 47,584 $926K
Landscape Capital Management, L.L.C. 0.06% New 45,810 $891K
Orion Porfolio Solutions, LLC 0.01% Reduce -8.2% 42,975 $836K
Invesco Ltd. 0.00% Add +64.0% 42,572 $828K
Ancora Advisors LLC 0.02% Reduce -96.8% 42,300 $823K
M&G PLC 0.00% No change 42,818 $814K
Prospera Financial Services Inc 0.01% New 39,450 $768K
Corient Private Wealth LP 0.00% No change 22,800 $736K
Voleon Capital Management LP 0.02% Add +48.4% 37,477 $729K
Arizona State Retirement System 0.00% Add +1.5% 36,011 $701K
Clifford Group, LLC 0.52% Add +165.7% 34,739 $676K
Vanguard Investments Australia, Ltd. 0.00% — 32,148 $626K
VIRGINIA RETIREMENT SYSTEMS ET Al 0.00% Add +0.3% 32,100 $625K
Wilmington Savings Fund Society, FSB 0.01% No change 29,800 $580K
Wealth Enhancement Advisory Services, LLC 0.00% New 30,053 $575K
Gryphon Financial Partners LLC 0.06% No change 29,217 $569K
HighTower Advisors, LLC 0.00% Reduce -21.7% 29,090 $566K
KLP Kapitalforvaltning As 0.00% Add +5.1% 28,800 $560K
Miramar Capital, LLC 0.12% No change 28,572 $556K
Creative Planning 0.00% Add +79.8% 27,956 $544K
Handelsbanken Fonder AB 0.00% No change 26,900 $523K
Capstone Investment Advisors, LLC 0.01% New 26,511 $516K
State of Wyoming 0.06% Add +402.1% 25,760 $501K
Mercer Global Advisors Inc. 0.00% New 25,703 $500K
Catalyst Funds Management Pty Ltd 0.08% New 25,500 $496K
Stifel Financial Corp. 0.00% Reduce -4.5% 24,886 $484K
Magnetar Financial LLC 0.01% New 24,314 $473K
Cetera Investment Advisers 0.00% Reduce -8.5% 23,396 $455K
Nuveen, LLC 0.00% Add +33.2% 23,333 $454K
Fieldview Capital Management, LLC 0.13% Add +117.7% 23,295 $453K
Ensign Peak Advisors, Inc 0.00% Add +419.9% 22,878 $445K
Fox Run Management, L.L.C. 0.08% New 23,138 $439K
Fort Washington Investment Advisors Inc. 0.00% No change 21,926 $427K
Pictet Asset Management Holding SA 0.00% Reduce -0.7% 21,547 $419K
WINTON GROUP Ltd 0.01% Add +34.3% 21,320 $415K
Gsa Capital Partners LLP 0.03% New 20,919 $407K
Snowden Capital Advisors LLC 0.01% Add +16.1% 20,497 $399K
Quantbot Technologies LP 0.02% New 20,449 $398K
Engineers Gate Manager LP 0.00% Reduce -96.5% 19,960 $388K
Acadian Asset Management LLC 0.00% Add +6.7% 19,471 $377K
HSBC Holdings PLC 0.00% New 19,245 $376K
Hudson Bay Capital Management LP 0.00% New 19,330 $376K
National Philanthropic Trust 0.00% No change 18,300 $356K
Truepoint, Inc. 0.01% No change 17,615 $343K
Brandywine Managers, LLC 0.20% No change 17,384 $338K
Vanguard Personalized Indexing Management, LLC 0.00% Add +45.7% 17,321 $337K
Simplex Trading, LLC 0.01% Add +2438.2% 17,209 $335K
Northwest & Ethical Investments L.P. 0.01% New 17,188 $330K
Captrust Financial Advisors 0.00% New 16,690 $325K
Brighton Jones LLC 0.01% New 16,061 $313K
Aptus Capital Advisors, LLC 0.00% Add +5.2% 15,850 $308K
Abu Dhabi Investment Council Co P.J.S.C 0.03% — 15,127 $294K
Elo Mutual Pension Insurance Co 0.00% Reduce -59.5% 15,044 $293K
Perbak Capital Partners LLP 0.07% Add +126.5% 14,992 $292K
Pier 88 Investment Partners LLC 0.42% Reduce -38.0% 14,700 $286K
Jefferies Financial Group Inc. 0.00% Reduce -96.9% 14,305 $278K
Oppenheimer Asset Management Inc. 0.00% Add +0.1% 14,097 $274K
Deutsche Bank AG 0.00% Add +5.7% 12,997 $253K
Dakota Wealth Management 0.01% No change 12,895 $251K
State of Wisconsin Investment Board 0.00% Add +81.5% 12,814 $249K
Boothbay Fund Management, LLC 0.01% Reduce -52.9% 12,772 $249K
Evergreen Capital Management LLC 0.01% New 12,450 $242K
Brown Advisory Inc. 0.00% Reduce -4.5% 12,067 $235K
Bridgefront Capital, LLC 0.06% Reduce -23.1% 12,027 $234K
OMERS ADMINISTRATION Corp 0.00% Reduce -41.6% 11,800 $230K
Barclays PLC 0.00% Reduce -79.8% 11,745 $229K
BBR Partners, LLC 0.01% No change 11,584 $225K
Krilogy Financial LLC 0.01% New 12,010 $221K
Ballentine Partners, LLC 0.00% Add +9.6% 11,117 $216K
LPL Financial LLC 0.00% Add +19.0% 10,963 $213K
Merit Financial Group, LLC 0.00% New 10,506 $204K
SG Americas Securities, LLC 0.00% Reduce -90.3% 10,455 $203K
Federation des caisses Desjardins du Quebec 0.00% Reduce -10.5% 10,238 $199K
Scientech Research LLC 0.16% New 10,120 $197K
Public Employees Retirement Association of Colorado 0.00% No change 8,990 $175K
Jones Financial Companies LLLP 0.00% Add +4563.3% 8,394 $157K
Walleye Trading LLC 0.00% New 6,611 $129K
Bayforest Capital Ltd 0.13% New 5,986 $116K
Los Angeles Capital Management LLC 0.00% Add +877.8% 5,583 $109K
IFP Advisors, Inc 0.00% Add +6.1% 5,287 $103K
Advisors Asset Management, Inc. 0.00% Add +17.8% 4,913 $96K
KBC Group NV 0.00% No change 3,936 $77K
Farther Finance Advisors, LLC 0.00% Add +9.4% 3,812 $74K
EverSource Wealth Advisors, LLC 0.00% Add +2085.1% 3,802 $74K
Dara Capital Us, Inc. 0.06% No change 3,461 $67K
Rhumbline Advisers 0.00% No change 2,151 $42K
Salem Investment Counselors Inc. 0.00% New 2,150 $42K
Signaturefd, LLC 0.00% Add +324.5% 2,025 $39K
Parallel Advisors, LLC 0.00% Add +19.4% 2,009 $39K
Optiver Holding B.V. 0.00% New 1,989 $39K
Advisory Services Network, LLC 0.00% New 1,917 $37K
Allworth Financial LP 0.00% Add +387.4% 1,852 $36K
NFJ Investment Group, LLC 0.00% Add +2002.7% 1,577 $31K
Quadrant Capital Group LLC 0.00% Add +752.1% 1,440 $28K
Osaic Holdings, Inc. 0.00% Add +11.9% 1,396 $27K
Aster Capital Management (DIFC) Ltd 0.01% New 836 $25K
SBI Securities Co., Ltd. 0.00% Add +5.2% 1,246 $24K
Essential Partners LLC 0.01% Add +464.5% 1,129 $22K
Rakuten Securities, Inc. 0.01% Add +64.3% 810 $16K
Rockefeller Capital Management L.P. 0.00% Reduce -77.4% 725 $14K
First Horizon Corp. 0.00% Add +36.7% 711 $14K
US Bancorp \de 0.00% Reduce -84.7% 688 $13K
Strengthening Families & Communities, LLC 0.00% No change 680 $13K
Arax Advisory Partners 0.00% Add +4000.0% 533 $10K
Rothschild Investment LLC 0.00% Add +191.3% 437 $9K
Wealth Preservation Advisors, LLC 0.00% New 293 $6K
Whittier Trust Co. of Nevada Inc. 0.00% Add +119.3% 272 $5K
International Assets Investment Management, LLC 0.00% New 250 $5K
MAI Capital Management 0.00% Reduce -67.7% 248 $5K
Marquette Asset Management, LLC 0.00% Add +86.2% 242 $5K
Bare Financial Services, Inc 0.00% Add +321.1% 219 $4K
Tower Research Capital LLC (TRC) 0.00% Add +471.4% 200 $4K
Northwestern Mutual Wealth Management Co. 0.00% No change 199 $4K
Osbon Capital Management LLC 0.00% No change 173 $3K
Bell Investment Advisors, Inc 0.00% Add +446.7% 164 $3K
Measured Wealth Private Client Group, LLC 0.00% No change 145 $3K
Armstrong Advisory Group, Inc. 0.00% New 120 $2K
True Wealth Design, LLC 0.00% Add +85.2% 100 $2K
GAMMA Investing LLC 0.00% Add +127.3% 100 $2K
Private Wealth Management Group, LLC 0.00% New 95 $2K
Activest Wealth Management 0.00% Add +22.4% 93 $2K
CVA Family Office, LLC 0.00% Add +92.3% 75 $1K
Elequin Capital, LP 0.00% New 71 $1K
Bogart Wealth, LLC 0.00% Add +79.4% 61 $1K
CoreCap Advisors, LLC 0.00% No change 59 $1K
SouthState Bank Corp 0.00% New 53 $1K
Cornerstone Financial Management LLC 0.00% New 53 $1K
Avion Wealth 0.00% Add +211.1% 56 $1K
Capital Advisors, Ltd. LLC 0.00% New 42 $1K
Park Place Capital Corp 0.00% No change 37 $720
Kilter Group LLC 0.00% Add +68.4% 32 $623
North Star Investment Management Corp. 0.00% New 30 $584
SJS Investment Consulting Inc. 0.00% New 27 $526
Fairscale Capital, LLC 0.00% No change 15 $292
Physician Wealth Advisors, Inc. 0.00% New 15 $292
Basecamp Wealth Advisors LLC 0.00% Reduce -41.2% 10 $195
Caitong International Asset Management Co., Ltd 0.00% Reduce -97.4% 7 $136
Dunhill Financial, LLC 0.00% No change 2 $45

"% of holder's portfolio" is KVYO's weight in each manager's 13F, not the share of Klaviyo Inc. Class A the manager owns.