Q3 2025 13F Holders as of 9/30/2025
-
Type / Class
-
Equity / Series A Common Stock
-
Shares outstanding
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170M
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Number of holders
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268
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Total 13F shares, excl. options
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141M
-
Shares change
-
+7.78M
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Total reported value, excl. options
-
$3.91B
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Value change
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+$188M
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Put/Call ratio
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0.54
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Number of buys
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162
-
Number of sells
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-116
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Price
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$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.