Klaviyo, Inc. - Series A Common Stock (KVYO)

Q3 2025 13F Holders as of 9/30/2025

Type / Class
Equity / Series A Common Stock
Shares outstanding
170M
Number of holders
268
Total 13F shares, excl. options
141M
Shares change
+7.78M
Total reported value, excl. options
$3.91B
Value change
+$188M
Put/Call ratio
0.54
Number of buys
162
Number of sells
-116
Price
$27.69

Significant Holders of Klaviyo, Inc. - Series A Common Stock (KVYO) as of Q3 2025

336 filings reported holding KVYO - Klaviyo, Inc. - Series A Common Stock as of Q3 2025.
Klaviyo, Inc. - Series A Common Stock (KVYO) has 268 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 141M shares of 170M outstanding shares and own 83.16% of the company stock.
Largest 10 shareholders include SUMMIT PARTNERS L P (18.9M shares), VANGUARD GROUP INC (12.8M shares), MORGAN STANLEY (10.7M shares), FMR LLC (8.24M shares), Point72 Asset Management, L.P. (5.24M shares), ALLIANCEBERNSTEIN L.P. (4.81M shares), BlackRock, Inc. (3.66M shares), Sands Capital Alternatives, LLC (3.52M shares), Whale Rock Capital Management LLC (3.06M shares), and CITADEL ADVISORS LLC (2.99M shares).
This table shows the top 268 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.