Klaviyo, Inc. (KVYO) Insider Trading
Over the last 3 months, KVYO insiders made 0 open-market buys and 20 sales, a net sale of -$33.0M (SEC Form 4). Over the last 6 months, 243 institutions increased and 144 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
20
Net (3m)
-$33.0M
Insider trades by month Buys Sells
Dec
Jan
Feb
Mar
Apr
May
Context3-month price -19.7%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 28, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 212,529 | $14.61 |
| May 20, 2026 | St. Ledger Susandirector | Sell | 9,334 | $14.27 |
| May 20, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 200,000 | $14.88 |
| May 18, 2026 | Whalen Amandaofficer: Chief Financial Officer | Tax | 42,476 | $14.38 |
| May 18, 2026 | Edmond Landonofficer: Chief Legal Officer | Tax | 22,340 | $14.38 |
| May 18, 2026 | Fernandez Gomez Lucianodirector, officer: Co-Chief Executive Officer | Tax | 22,132 | $14.38 |
| May 18, 2026 | Galvin Carmelofficer: Chief People Officer | Tax | 30,541 | $14.38 |
| May 18, 2026 | Whalen Amandaofficer: Chief Financial Officer | Sell | 14,000 | $14.26 |
| May 14, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 58,684 | $14.97 |
| May 14, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 141,316 | $14.46 |
| Apr 22, 2026 | Edmond Landonofficer: Chief Legal Officer | Sell | 9,623 | $20.00 |
| Apr 17, 2026 | Galvin Carmelofficer: Chief People Officer | Grant | 162,337 | — |
| Apr 17, 2026 | Whalen Amandaofficer: Chief Financial Officer | Grant | 265,151 | — |
| Apr 17, 2026 | Whalen Amandaofficer: Chief Financial Officer | Grant | 227,272 | — |
| Apr 17, 2026 | Whalen Amandaofficer: Chief Financial Officer | Sell | 14,000 | $18.54 |
| Apr 17, 2026 | Edmond Landonofficer: Chief Legal Officer | Grant | 151,515 | — |
| Apr 17, 2026 | Edmond Landonofficer: Chief Legal Officer | Grant | 129,870 | — |
| Apr 17, 2026 | Galvin Carmelofficer: Chief People Officer | Grant | 189,393 | — |
| Apr 16, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 90,858 | $16.94 |
| Apr 16, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 109,142 | $17.39 |
| Apr 9, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 200,000 | $18.63 |
| Apr 2, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 200,000 | $19.42 |
| Mar 26, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 200,000 | $18.17 |
| Mar 19, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 97,379 | $19.60 |
| Mar 19, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 102,621 | $19.15 |
| Mar 13, 2026 | Whalen Amandaofficer: Chief Financial Officer | Sell | 5,077 | $19.34 |
| Mar 13, 2026 | Whalen Amandaofficer: Chief Financial Officer | Sell | 8,923 | $19.72 |
| Mar 13, 2026 | Edmond Landonofficer: Chief Legal Officer | Sell | 14,366 | $20.15 |
| Mar 12, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 700 | $19.34 |
| Mar 12, 2026 | Bialecki Andrewdirector, 10 percent owner, officer: Co-Chief Executive Officer | Sell | 206,127 | $19.96 |
Source: KVYO SEC Form 4 filings, latest May 28, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their KVYO positions over the last 6 months (SEC Form 13F).
Increased
243
New positions
88
Reduced
144
Sold out
112
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| SUMMIT PARTNERS L P | Unchanged | 18.9M | Feb 6, 2026 |
| SUMMIT PARTNERS L P | Unchanged | 18.9M | May 8, 2026 |
| MORGAN STANLEY | Increased | 14.5M | Feb 13, 2026 |
| VANGUARD GROUP INC | Increased | 14.4M | Jan 29, 2026 |
| CAPITAL INTERNATIONAL INVESTORS | New Position | 12.8M | Feb 11, 2026 |
| CAPITAL INTERNATIONAL INVESTORS | Reduced | 11.7M | May 13, 2026 |
| FMR LLC | Increased | 9.8M | May 15, 2026 |
| FMR LLC | Increased | 8.4M | Feb 17, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 7.5M | May 8, 2026 |
| WHALE ROCK CAPITAL MANAGEMENT LLC | Increased | 6.8M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6.2M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | New Position | 5.5M | May 15, 2026 |
| MORGAN STANLEY | Reduced | 5.1M | May 15, 2026 |
| ALLIANCEBERNSTEIN L.P. | Reduced | 4.7M | Feb 17, 2026 |
| BLACKROCK, INC. | Increased | 4.4M | May 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.