Klaviyo, Inc.

KVYONYSE

$15.71-0.48 (-2.96%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Klaviyo, Inc. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-39.3%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Summit Partners L P	Not reported	$285M	46.75%	Not reported
Capital International Investors	Not reported	$158M	0.03%	Reduce 10.43%
Vanguard Portfolio Management LLC	Not reported	$116M	0.01%	Not reported
BlackRock, Inc.	Not reported	$115M	0.00%	Not reported
FMR LLC	Not reported	$99.1M	0.00%	Not reported
Vanguard Capital Management LLC	Not reported	$90.5M	0.00%	Not reported
Whale Rock Capital Management LLC	Not reported	$83.5M	0.67%	Reduce 19.00%
Wellington Management Group LLP	Not reported	$76.2M	0.01%	Reduce 7.85%
Morgan Stanley	Not reported	$67.1M	0.00%	Not reported
Millennium Management LLC	Not reported	$62.2M	0.02%	Not reported
Sands Capital Alternatives, LLC	Not reported	$59.3M	9.67%	Add 7.63%
Bank of America Corp	Not reported	$57.7M	0.00%	Not reported
Geode Capital Management, LLC	Not reported	$37.4M	0.00%	Not reported
State Street Corp	Not reported	$35M	0.00%	Not reported
Greenoaks LLC	Not reported	$35M	1.48%	Not reported
Capital World Investors	Not reported	$31.7M	0.00%	Add 2.80%
Goldman Sachs Group Inc	Not reported	$26.9M	0.00%	Not reported
Two Sigma Investments, LP	Not reported	$26.7M	0.02%	Not reported
Canada Pension Plan Investment Board	Not reported	$25.8M	0.01%	Add 125.72%
Jupiter Topco LLC	Not reported	$24.4M	0.01%	Not reported
Renaissance Technologies LLC	Not reported	$23.6M	0.03%	Not reported
First Trust Advisors LP	Not reported	$21M	0.01%	Add 17.83%
Clearbridge Investments, LLC	Not reported	$20.9M	0.02%	Not reported
Islander Capital Partners, L.P.	Not reported	$20.9M	7.58%	Add 12.83%
Fiera Capital Corp	Not reported	$20.8M	0.08%	Reduce 42.58%
Barton Investment Management	Not reported	$19M	2.57%	Add 19.67%
Arrowstreet Capital, Limited Partnership	Not reported	$18.9M	0.01%	Not reported
Marshall Wace, LLP	Not reported	$18.4M	0.01%	Not reported
D. E. Shaw & Co., Inc.	Not reported	$18M	0.01%	Not reported
Citadel Advisors LLC	Not reported	$17.7M	0.00%	Not reported
Trexquant Investment LP	Not reported	$17.3M	0.10%	Not reported
Point72 Asset Management, L.P.	Not reported	$16.8M	0.02%	Not reported
Dimensional Fund Advisors LP	Not reported	$15.1M	0.00%	Not reported
Squarepoint Ops LLC	Not reported	$14.5M	0.02%	Not reported
Bienville Capital Management, LLC	Not reported	$14.2M	1.89%	Reduce 23.58%
ExodusPoint Capital Management, LP	Not reported	$14.1M	0.09%	Not reported
Qube Research & Technologies Ltd	Not reported	$13.6M	0.01%	Not reported
Vanguard Fiduciary Trust Co	Not reported	$13.5M	0.00%	Not reported
JPMorgan Chase & Co	Not reported	$12.3M	0.00%	Not reported
Amundi	Not reported	$12.3M	0.00%	Not reported
UBS Group AG	Not reported	$12.2M	0.00%	Not reported
Charles Schwab Investment Management Inc	Not reported	$12M	0.00%	Not reported
Balyasny Asset Management L.P.	Not reported	$10.9M	0.01%	Not reported
Delta Global Management LP	Not reported	$10.4M	1.13%	Reduce 18.51%
Northern Trust Corp	Not reported	$10.2M	0.00%	Not reported
Congress Asset Management Co	Not reported	$9.61M	0.06%	New Not reported
Bank of New York Mellon Corp	Not reported	$8.66M	0.00%	Not reported
Quantinno Capital Management LP	Not reported	$8.29M	0.01%	Add 0.11%
New York State Common Retirement Fund	Not reported	$7.98M	0.01%	Not reported
Voleon Capital Management LP	Not reported	$7.21M	0.13%	Add 1173.72%

50 of 259 holders

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