19 insiders reported 337 Form 4 transactions for Klaviyo, Inc. (KVYO) over the past 18 months (most recent 2026-09-17). Recent activity: Smith Erica Ellen (Chief Financial Officer) Buy 821,917 shares, Smith Erica Ellen (Chief Financial Officer) Buy 328,767 shares, St. Ledger Susan (Director) Sell 2,328 shares, Hallen Ed (Director) Sell 39,167 shares, Edmond Landon (Chief Legal Officer) Sell 53,473 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-17 | Smith Erica Ellen | Chief Financial Officer | Buy | 821,917 | $0 |
| 2026-09-17 | Smith Erica Ellen | Chief Financial Officer | Buy | 328,767 | $0 |
| 2026-09-14 | St. Ledger Susan | Director | Sell | 2,328 | $37,085 |
| 2026-09-01 | Hallen Ed | Director | Sell | 39,167 | $801,748 |
| 2026-09-01 | Edmond Landon | Chief Legal Officer | Sell | 53,473 | $1.1M |
| 2026-09-01 | Hallen Ed | Director | Sell | 59,615 | $1.2M |
| 2026-09-01 | Edmond Landon | Chief Legal Officer | Sell | 8,103 | $165,625 |
| 2026-09-01 | Hallen Ed | Director | Sell | 17,885 | $0 |
| 2026-08-18 | Fernandez Gomez Luciano | Co-Chief Executive Officer | Sell | 29,133 | $538,669 |
| 2026-08-18 | Galvin Carmel | Chief People Officer | Sell | 30,541 | $564,703 |
| 2026-08-18 | Whalen Amanda | Chief Financial Officer | Sell | 14,000 | $258,580 |
| 2026-08-18 | Edmond Landon | Chief Legal Officer | Sell | 22,342 | $413,104 |
| 2026-08-18 | Fernandez Gomez Luciano | Co-Chief Executive Officer | Buy | 7,001 | $0 |
| 2026-08-18 | Whalen Amanda | Chief Financial Officer | Sell | 28,950 | $535,286 |
| 2026-08-13 | Summit Partners Growth Equity Fund IX-A, L.P. | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | Summit Partners Growth Equity Fund IX-B, L.P. | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | SUMMIT INVESTORS GE IX/VC IV, LLC | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | Summit Partners Co-Invest (Kiwi), LP | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | SUMMIT INVESTORS GE IX/VC IV (UK), L.P. | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | SUMMIT PARTNERS L P | 10% Owner | Buy | 5.0M | $0 |
| 2026-08-13 | Summit Partners Growth Equity Fund IX-A, L.P. | 10% Owner | Sell | 5.0M | $88.5M |
| 2026-08-13 | Summit Partners Growth Equity Fund IX-B, L.P. | 10% Owner | Sell | 5.0M | $88.5M |
| 2026-08-13 | SUMMIT INVESTORS GE IX/VC IV, LLC | 10% Owner | Sell | 5.0M | $88.5M |
| 2026-08-13 | Summit Partners Co-Invest (Kiwi), LP | 10% Owner | Sell | 5.0M | $88.5M |
| 2026-08-13 | SUMMIT INVESTORS GE IX/VC IV (UK), L.P. | 10% Owner | Sell | 5.0M | $88.5M |
来源：SEC Form 4 申报文件 · 截至 2026-09-17