Klaviyo Inc. Class AKVYO

13F holders, Q2 2025 (June 30)
254holders +38
65new positions
29sold out
7famous investors
$33.58avg. 13F price*

At the end of Q2 2025, 254 institutions reported holding Klaviyo Inc. Class A (KVYO) in their 13F filings, up 38 from Q1 2025. 65 opened new positions and 29 sold out. The largest holders were Summit Partners L P ($1.0B), Vanguard Group Inc. ($360.3M) and Morgan Stanley ($149.2M). 7 famous investors held it, including Alex Sacerdote (1.7% of Whale Rock Capital Management's portfolio), Paul Tudor Jones (0.1% of Tudor Investment Corporation's portfolio) and Israel Englander (0.1% of Millennium Management'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 Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions65$345.0M
Exits29$79.3M

All 13F filers, Q1 2025 → Q2 2025: 34,832,611 shares bought and 18,203,874 shares sold, net +16,628,737 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 254 holders

Summit Partners L P 73.01% Reduce -20.6% 30,827,778 $1.0B
Vanguard Group Inc. 0.01% Add +26.7% 10,728,178 $360.3M
Morgan Stanley 0.01% Add +223.8% 4,443,649 $149.2M
Alliancebernstein L.P. 0.05% Add +10.1% 4,424,249 $148.6M
Whale Rock Capital Management 1.72% Reduce -14.9% 3,684,445 $123.7M
Sands Capital Alternatives, LLC 23.24% Add +2.1% 3,515,065 $118.0M
BlackRock, Inc. 0.00% Add +47.4% 3,416,886 $114.7M
Federated Hermes, Inc. 0.18% Add +9.0% 2,911,007 $97.8M
Capital Research Global Investors 0.02% No change 2,718,867 $91.3M
American Century Companies Inc. 0.05% Add +123.4% 2,685,480 $90.2M
Greenoaks LLC 2.96% Add +1.2% 2,345,580 $78.8M
Bank of New York Mellon Corp 0.01% Reduce -9.7% 2,057,236 $69.1M
Clearbridge Investments, LLC 0.06% Add +5.8% 2,026,846 $68.1M
Franklin Resources Inc. 0.02% Reduce -15.8% 1,949,759 $65.5M
Millennium Management 0.06% Add +376.0% 1,842,047 $61.9M
Goldman Sachs Group Inc. 0.01% Add +52.6% 1,746,694 $58.7M
Cooper Creek Partners Management LLC 1.90% New 1,700,690 $57.1M
JPMorgan Chase & Co. 0.00% Add +105.2% 1,692,854 $56.8M
Norges Bank 0.01% Reduce -5.6% 1,567,276 $52.6M
FMR LLC 0.00% Add +5207.0% 1,534,572 $51.5M
Janus Henderson Group PLC 0.02% Add +4406.9% 1,464,748 $49.2M
Voya Investment Management LLC 0.05% Reduce -8.5% 1,423,734 $47.8M
Two Sigma Advisers, LP 0.10% Add +60.5% 1,420,700 $47.7M
Arrowstreet Capital, Limited Partnership 0.03% Add +21.4% 1,386,559 $46.6M
12 West Capital Management LP 4.66% New 1,313,000 $44.1M
Fiera Capital Corp 0.14% New 1,269,959 $42.6M
Geode Capital Management, LLC 0.00% Add +31.3% 1,255,809 $42.2M
Renaissance Technologies 0.05% Add +22.5% 1,195,044 $40.1M
Lord, Abbett & Co. LLC 0.13% Reduce -24.3% 1,164,659 $39.1M
Two Sigma Investments, LP 0.07% Add +48.6% 1,130,866 $38.0M
Sands Capital Management, LLC 0.11% Add +14.0% 1,109,069 $37.2M
D. E. Shaw & Co. 0.04% Reduce -1.3% 1,051,218 $35.3M
First Trust Advisors LP 0.03% Add +8.0% 988,766 $33.2M
Focus Partners Wealth 0.07% Add +1.2% 928,542 $31.2M
Bank of America Corp. 0.00% Reduce -39.4% 874,958 $29.4M
Freestone Grove Partners LP 0.21% Add +58.3% 836,424 $28.1M
BNP Paribas Financial Markets 0.02% Add +125.9% 831,834 $27.9M
Integrated Wealth Concepts LLC 0.28% Add +455.0% 830,451 $27.9M
Healthcare of Ontario Pension Plan Trust Fund 0.06% Add +156.6% 827,900 $27.8M
Royal Bank of Canada 0.01% Add +7825.7% 793,207 $26.6M
Zimmer Partners, LP 0.55% New 719,636 $24.2M
State Street Corp. 0.00% Add +28.9% 713,807 $24.0M
Glynn Capital Management LLC 5.32% Add +33.0% 705,258 $23.7M
Raymond James Financial Inc. 0.01% Add +28.6% 700,975 $23.5M
Marshall Wace, LLP 0.03% Add +81.2% 679,675 $22.8M
Citadel Advisors 0.02% Reduce -31.8% 635,919 $21.4M
ArrowMark Colorado Holdings LLC 0.37% New 611,004 $20.5M
WCM Investment Management, LLC 0.05% Add +58.7% 619,165 $20.5M
Charles Schwab Investment Management Inc. 0.00% Add +35.3% 608,947 $20.4M
Cubist Systematic Strategies, LLC 0.22% Add +282.6% 605,898 $20.3M
Qube Research & Technologies Ltd 0.03% Add +47.2% 570,595 $19.2M
Delta Global Management LP 1.24% New 553,360 $18.6M
UBS Group AG 0.00% Add +161.8% 525,130 $17.6M
Ameriprise Financial Inc. 0.00% Reduce -44.0% 508,577 $17.1M
Quantinno Capital Management LP 0.07% New 501,149 $16.8M
Ghisallo Capital Management LLC 0.45% New 500,000 $16.8M
Morangie Management LLC 14.07% Reduce -51.2% 482,875 $16.2M
Granahan Investment Management, LLC 0.66% New 479,748 $16.1M
Twin Focus Capital Partners, LLC 2.01% New 427,136 $14.3M
Voloridge Investment Management, LLC 0.05% Reduce -53.9% 416,606 $14.0M
Tudor Investment Corporation 0.10% Add +1434.4% 403,219 $13.5M
Victory Capital Management Inc. 0.01% Add +4637.5% 369,857 $12.4M
Jump Financial, LLC 0.16% Add +243.2% 368,457 $12.4M
Trexquant Investment LP 0.14% Reduce -2.4% 362,794 $12.2M
Walleye Capital LLC 0.13% Add +768.8% 362,704 $12.2M
New York State Common Retirement Fund 0.01% Add +1979.9% 322,368 $10.8M
Needham Investment Management LLC 0.82% Reduce -1.3% 305,000 $10.2M
Longaeva Partners L.P. 2.48% New 301,503 $10.1M
Fortress Investment Group LLC 1.45% New 300,000 $10.1M
Burkehill Global Management, LP 0.74% New 300,000 $10.1M
Ararat Capital Management LP 4.31% New 282,838 $9.5M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +90.7% 282,559 $9.5M
Quantbot Technologies LP 0.22% Add +111.6% 259,094 $8.7M
Northern Trust Corp. 0.00% Add +24.8% 248,499 $8.3M
Polar Capital Holdings Plc 0.04% Reduce -5.5% 246,812 $8.3M
Blair William & Co. 0.02% Add +6.1% 245,255 $8.2M
Dimensional Fund Advisors LP 0.00% Add +20.6% 240,595 $8.1M
Mayflower Financial Advisors, LLC 1.09% Reduce -46.0% 233,155 $7.8M
Engineers Gate Manager LP 0.10% Add +26.5% 232,074 $7.8M
Swiss National Bank 0.00% Add +29.9% 181,600 $6.1M
Pathstone Holdings, LLC 0.02% Reduce -4.9% 173,073 $5.8M
Verition Fund Management LLC 0.03% Add +58.4% 167,795 $5.6M
Capital Fund Management S.A. 0.06% Add +206.0% 166,452 $5.6M
Goodnow Investment Group, LLC 0.51% New 161,400 $5.4M
Night Squared LP 2.15% Reduce -31.6% 143,839 $4.8M
Stanley-Laman Group, Ltd. 0.71% Reduce -10.6% 143,230 $4.8M
Cynosure Group, LLC 0.54% No change 141,884 $4.8M
Wells Fargo & Company 0.00% Add +1691.7% 137,999 $4.6M
Lisanti Capital Growth, LLC 1.23% Add +20.1% 132,405 $4.4M
Liontrust Investment Partners LLP 0.06% Reduce -6.3% 129,866 $4.4M
Crestwood Advisors Group, LLC 0.08% Reduce -0.0% 128,918 $4.3M
Susquehanna Portfolio Strategies, LLC 0.09% New 127,414 $4.3M
Balyasny Asset Management L.P. 0.01% Reduce -5.8% 116,859 $3.9M
Osterweis Capital Management Inc. 0.24% Reduce -64.3% 114,723 $3.9M
1832 Asset Management L.P. 0.01% Reduce -95.0% 112,700 $3.8M
Snowden Capital Advisors LLC 0.11% Add +11.4% 110,334 $3.7M
Envestnet Asset Management Inc. 0.00% New 105,849 $3.6M
Ieq Capital, LLC 0.02% Add +99.2% 105,712 $3.5M
Jane Street Group, LLC 0.01% Reduce -12.8% 105,459 $3.5M
Algert Global LLC 0.07% Add +98.1% 105,150 $3.5M
Nicholas Investment Partners, LP 0.34% Reduce -3.9% 101,910 $3.4M
Deutsche Bank AG 0.00% Add +1.9% 96,723 $3.2M
Acadian Asset Management LLC 0.01% Reduce -80.6% 96,341 $3.2M
Squarepoint Ops LLC 0.01% Add +33.9% 94,290 $3.2M
Legal & General Group Plc 0.00% Add +44.7% 93,215 $3.1M
Renaissance Capital LLC 2.11% Reduce -17.6% 90,088 $3.0M
B. Metzler seel. Sohn & Co. AG 0.03% Add +48.7% 88,554 $3.0M
SummitTX Capital, L.P. 0.13% New 87,208 $2.9M
Cabot Wealth Management Inc. 0.34% Reduce -5.1% 85,500 $2.9M
T. Rowe Price Associates Inc. 0.00% Add +243.4% 84,043 $2.8M
PNC Financial Services Group, Inc. 0.00% Reduce -43.3% 83,822 $2.8M
California State Teachers Retirement System 0.00% Add +33.2% 83,103 $2.8M
Diker Management LLC 2.53% Add +219.6% 80,042 $2.7M
PDT Partners, LLC 0.15% Reduce -45.0% 78,572 $2.6M
XTX Topco Ltd 0.11% New 77,944 $2.6M
Mariner, LLC 0.00% Add +8.5% 74,288 $2.5M
Cerity Partners LLC 0.00% Add +2.7% 72,557 $2.4M
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna 0.95% Reduce -1.3% 70,600 $2.4M
Quadrature Capital Ltd 0.04% Add +390.2% 64,153 $2.2M
Assetmark, Inc. 0.01% Add +316.6% 62,577 $2.1M
AQR Capital Management 0.00% Add +413.1% 60,909 $2.0M
Sei Investments Co. 0.00% Add +1.8% 59,660 $2.0M
State of New Jersey Common Pension Fund D 0.01% Add +20.1% 55,888 $1.9M
Adage Capital Partners Gp, L.L.C. 0.00% Reduce -33.3% 50,000 $1.7M
Oak Ridge Investments LLC 0.12% Reduce -4.4% 48,903 $1.6M
Schonfeld Strategic Advisors LLC 0.01% Add +68.5% 46,170 $1.6M
Pier 88 Investment Partners LLC 1.46% Add +14.9% 40,980 $1.4M
HSBC Holdings PLC 0.00% New 39,920 $1.3M
Aigen Investment Management, LP 0.18% New 38,405 $1.3M
Legato Capital Management LLC 0.15% Add +12.8% 38,149 $1.3M
Nebula Research & Development LLC 0.11% Add +64.0% 37,431 $1.3M
Orion Porfolio Solutions, LLC 0.01% New 37,089 $1.2M
Moody National Bank Trust Division 0.11% New 35,206 $1.2M
HighTower Advisors, LLC 0.00% Add +55.6% 34,858 $1.2M
Citigroup Inc. 0.00% Add +227.2% 31,404 $1.1M
VIRGINIA RETIREMENT SYSTEMS ET Al 0.01% Add +364.2% 31,100 $1.0M
Washington Harbour Partners LP 3.05% Reduce -29.6% 30,633 $1.0M
Canada Pension Plan Investment Board 0.00% Add +258.8% 30,500 $1.0M
Wilmington Savings Fund Society, FSB 0.02% Reduce -0.3% 29,800 $1.0M
Jennison Associates LLC 0.00% New 29,336 $985K
Gryphon Financial Partners LLC 0.13% Add +1.8% 29,088 $977K
Miramar Capital, LLC 0.23% No change 28,572 $959K
Arizona State Retirement System 0.01% Add +34.2% 27,749 $932K
Centiva Capital, LP 0.06% Reduce -31.9% 26,393 $886K
Stifel Financial Corp. 0.00% New 25,657 $862K
Fox Run Management, L.L.C. 0.14% Add +20.0% 25,382 $852K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +102.0% 25,286 $849K
Elo Mutual Pension Insurance Co 0.02% New 25,083 $842K
Alps Advisors Inc. 0.00% Reduce -4.4% 24,843 $834K
Barclays PLC 0.00% Reduce -24.3% 24,657 $828K
Corient Private Wealth LP 0.00% Add +1.3% 23,249 $781K
Main Management ETF Advisors, LLC 0.03% Add +1.7% 22,723 $763K
Illinois Municipal Retirement Fund 0.01% New 22,231 $747K
Teacher Retirement System of Texas 0.00% Add +89.6% 22,086 $742K
Fort Washington Investment Advisors Inc. 0.00% No change 21,926 $736K
Entropy Technologies, LP 0.06% Add +15.3% 21,865 $734K
Counterpoint Mutual Funds LLC 0.06% Add +75.0% 21,758 $731K
Cetera Investment Advisers 0.00% Add +102.3% 21,556 $724K
Prelude Capital Management, LLC 0.07% Add +58.7% 20,614 $692K
KLP Kapitalforvaltning As 0.00% Add +43.2% 19,900 $668K
Creative Planning 0.00% Add +7.7% 18,307 $615K
Eventide Asset Management, LLC 0.01% New 18,019 $605K
Russell Investments Group, Ltd. 0.00% Reduce -57.9% 17,127 $575K
Sandia Investment Management LP 1.31% New 15,000 $504K
Petrus Trust Company, LTA 0.05% Add +10.9% 14,900 $500K
Handelsbanken Fonder AB 0.00% No change 14,900 $500K
Clifford Group, LLC 0.39% Add +2.8% 14,168 $476K
Graham Capital Management, L.P. 0.01% New 14,002 $470K
Caption Management, LLC 0.04% No change 13,962 $469K
Brandywine Managers, LLC 0.44% Add +50.0% 13,038 $438K
Manufacturers Life Insurance Company, The 0.00% Reduce -29.5% 12,947 $435K
Dakota Wealth Management 0.01% Reduce -70.9% 12,942 $435K
Pictet Asset Management Holding SA 0.00% Add +11.9% 12,722 $427K
Invesco Ltd. 0.00% Add +86.9% 12,577 $422K
Sciencast Management LP 0.09% New 12,417 $417K
Virtu Financial LLC 0.02% New 11,983 $402K
Picton Mahoney Asset Management 0.01% New 11,849 $398K
Jefferies Financial Group Inc. 0.01% Reduce -81.0% 11,648 $391K
Oppenheimer Asset Management Inc. 0.00% New 11,566 $388K
Magnetar Financial LLC 0.00% Reduce -14.4% 11,347 $381K
Keybank National Association 0.00% Add +16.8% 11,253 $378K
Natixis Advisors, LLC 0.00% New 11,025 $370K
Capstone Investment Advisors, LLC 0.00% New 10,882 $365K
Ballentine Partners, LLC 0.01% New 10,262 $345K
Avantax Advisory Services, Inc. 0.00% Add +9.8% 9,915 $333K
Harel Insurance Investments & Financial Services Ltd. 0.00% New 9,700 $326K
State of Wisconsin Investment Board 0.00% Add +25.9% 9,430 $317K
Amundi 0.00% Reduce -34.3% 9,430 $310K
Y-Intercept (Hong Kong) Ltd 0.01% Reduce -74.5% 8,955 $301K
Vanguard Personalized Indexing Management, LLC 0.00% Add +12.2% 8,843 $297K
Wealth Enhancement Advisory Services, LLC 0.00% New 7,547 $256K
HBK Investments L P 0.01% New 7,500 $252K
Wealthspire Advisors, LLC 0.00% No change 7,285 $245K
LPL Financial LLC 0.00% New 7,231 $243K
Vident Advisory, LLC 0.00% New 6,653 $223K
Capital World Investors 0.00% New 6,406 $215K
Liberty Mutual Group Asset Management Inc. 0.05% New 6,398 $215K
Atria Investments, Inc 0.00% New 6,340 $213K
North Star Asset Management Inc. 0.01% New 6,000 $201K
State of Wyoming 0.02% Add +295.6% 5,439 $183K
IFP Advisors, Inc 0.01% Add +960.4% 4,952 $176K
Tower Research Capital LLC (TRC) 0.00% Reduce -28.1% 4,880 $164K
Ensign Peak Advisors, Inc 0.00% Add +0.3% 4,680 $157K
US Bancorp \de 0.00% Reduce -36.6% 4,309 $145K
Bank Julius Baer & Co. Ltd, Zurich 0.00% Reduce -18.7% 3,813 $128K
AlphaQuest LLC 0.01% Reduce -82.9% 3,726 $125K
Lazard Asset Management LLC 0.00% New 3,716 $124K
Cwm, LLC 0.00% Add +282.6% 3,558 $119K
Advisors Asset Management, Inc. 0.00% Add +11.0% 3,032 $102K
Elevation Point Wealth Partners, LLC 0.01% New 2,647 $89K
Parallel Advisors, LLC 0.00% Add +17273.3% 2,606 $88K
KBC Group NV 0.00% No change 2,532 $85K
Rhumbline Advisers 0.00% No change 2,151 $72K
Salem Investment Counselors Inc. 0.00% Reduce -8.5% 2,150 $72K
Comerica Bank 0.00% Add +227.9% 1,905 $64K
Osaic Holdings, Inc. 0.00% Add +317.0% 1,689 $55K
Simplex Trading, LLC 0.00% New 1,454 $48K
Point72 Hong Kong Ltd 0.00% Add +1783.3% 1,243 $42K
First Horizon Advisors, Inc. 0.00% New 1,101 $37K
Larson Financial Group LLC 0.00% New 1,093 $37K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% New 929 $31K
SBI Securities Co., Ltd. 0.00% Reduce -67.6% 866 $29K
Strengthening Families & Communities, LLC 0.01% No change 680 $23K
Turim 21 Investimentos Ltda. 0.00% New 543 $18K
Global Retirement Partners, LLC 0.00% — 500 $17K
Lanark Financial, Inc. 0.00% No change 373 $12K
Jones Financial Companies LLLP 0.00% No change 311 $10K
CIBC Private Wealth Group LLC 0.00% Reduce -81.4% 300 $10K
Steward Partners Investment Advisory, LLC 0.00% No change 225 $8K
Point72 Asia (Singapore) Pte. Ltd. 0.00% New 209 $7K
Principal Securities, Inc. 0.00% Reduce -66.6% 209 $7K
EverSource Wealth Advisors, LLC 0.00% Add +511.8% 208 $7K
CI Investments Inc. 0.00% Reduce -21.0% 109 $4K
Marshall & Sullivan Inc. 0.00% New 111 $4K
Rakuten Securities, Inc. 0.00% New 109 $4K
Signaturefd, LLC 0.00% Add +295.8% 95 $3K
Cape Investment Advisory, Inc. 0.00% New 87 $3K
Essential Partners LLC 0.00% — 86 $3K
Whittier Trust Co. of Nevada Inc. 0.00% New 83 $3K
Caitong International Asset Management Co., Ltd 0.00% Reduce -96.1% 55 $2K
Allworth Financial LP 0.00% Reduce -17.5% 52 $2K
Northwestern Mutual Wealth Management Co. 0.00% New 52 $2K
Kilter Group LLC 0.00% New 42 $1K
Park Place Capital Corp 0.00% New 37 $1K
GAMMA Investing LLC 0.00% New 30 $1K
True Wealth Design, LLC 0.00% Add +2500.0% 26 $874
CVA Family Office, LLC 0.00% No change 20 $672
Bell Investment Advisors, Inc 0.00% Add +30.8% 17 $571
MAI Capital Management 0.00% New 16 $538
Fortitude Family Office, LLC 0.00% New 15 $504
Bare Financial Services, Inc 0.00% New 15 $504
Brooklyn Investment Group 0.00% Reduce -80.8% 15 $504
Fairscale Capital, LLC 0.00% No change 15 $467
Farther Finance Advisors, LLC 0.00% Add +0.0% 9 $302

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