18 insiders reported 347 Form 4 transactions for Klaviyo, Inc. (KVYO) over the past 18 months (most recent 2026-06-18). Recent activity: Whalen Amanda (Chief Financial Officer) Sell 14,000 shares, Fernandez Gomez Luciano (Co-Chief Executive Officer) Sell 1,746 shares, Ceran Jennifer (Director) Buy 14,822 shares, St. Ledger Susan (Director) Buy 14,822 shares, Weisman Tony (Director) Buy 14,822 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-18 | Whalen Amanda | Chief Financial Officer | Sell | 14,000 | $185,220 |
| 2026-06-11 | Fernandez Gomez Luciano | Co-Chief Executive Officer | Sell | 1,746 | $25,806 |
| 2026-06-11 | Ceran Jennifer | Director | Buy | 14,822 | $0 |
| 2026-06-11 | St. Ledger Susan | Director | Buy | 14,822 | $0 |
| 2026-06-11 | Weisman Tony | Director | Buy | 14,822 | $0 |
| 2026-06-11 | Oulman Roxanne | Director | Buy | 14,822 | $0 |
| 2026-06-11 | Oulman Roxanne | Director | Buy | 8,169 | $0 |
| 2026-05-20 | St. Ledger Susan | Director | Buy | 9,334 | $0 |
| 2026-05-20 | Bialecki Andrew | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-05-20 | St. Ledger Susan | Director | Sell | 9,334 | $133,196 |
| 2026-05-20 | Bialecki Andrew | Co-Chief Executive Officer | Sell | 200,000 | $3.0M |
| 2026-05-18 | Galvin Carmel | Chief People Officer | Sell | 30,541 | $439,180 |
| 2026-05-18 | Fernandez Gomez Luciano | Co-Chief Executive Officer | Sell | 22,132 | $318,258 |
| 2026-05-18 | Whalen Amanda | Chief Financial Officer | Buy | 14,000 | $0 |
| 2026-05-18 | Edmond Landon | Chief Legal Officer | Sell | 22,340 | $321,249 |
| 2026-05-18 | Whalen Amanda | Chief Financial Officer | Sell | 14,000 | $199,640 |
| 2026-05-18 | Whalen Amanda | Chief Financial Officer | Buy | 13,527 | $0 |
| 2026-05-18 | Whalen Amanda | Chief Financial Officer | Sell | 42,476 | $610,805 |
| 2026-05-14 | Bialecki Andrew | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-05-14 | Bialecki Andrew | Co-Chief Executive Officer | Sell | 58,684 | $878,499 |
| 2026-05-14 | Bialecki Andrew | Co-Chief Executive Officer | Sell | 141,316 | $2.0M |
| 2026-04-22 | Edmond Landon | Chief Legal Officer | Sell | 9,623 | $192,460 |
| 2026-04-17 | Galvin Carmel | Chief People Officer | Buy | 189,393 | $0 |
| 2026-04-17 | Whalen Amanda | Chief Financial Officer | Buy | 265,151 | $0 |
| 2026-04-17 | Edmond Landon | Chief Legal Officer | Buy | 151,515 | $0 |
Source: SEC Form 4 filings · as of 2026-06-18