Updated Jul 16, 2026 · Last SEC filing 2026-06-19
Klaviyo, Inc. (KVYO) has filed 19 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-19. 3 Form 8-K material event filings were reported by KVYO in the last 90 days. 4 Form 144 notices of proposed sale were filed for KVYO stock. InsiderAlpha tracks every KVYO SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Services-Prepackaged Software (SIC 7372) |
|---|---|
| SEC CIK | 0001835830 |
| Form 4 filings (90d) | 19 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 4 |
| Latest Form 4 filing | 2026-06-19 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Whalen Amanda | Chief Financial Officer | S — Open-market sale | 14.0K | $13.23 | $185K | SEC | |
| Oulman Roxanne | Director | J — Other acquisition / disposition | 8.2K | — | — | SEC | |
| St. Ledger Susan | Director | A — Grant or award | 14.8K | $0.00 | — | SEC | |
| Fernandez Gomez Luciano | Co-Chief Executive Officer | F — Tax withholding / forfeiture | 1.7K | $14.78 | $26K | SEC | |
| Ceran Jennifer | Director | A — Grant or award | 14.8K | $0.00 | — | SEC | |
| Weisman Tony | Director | A — Grant or award | 14.8K | $0.00 | — | SEC | |
| Oulman Roxanne | Director | A — Grant or award | 14.8K | $0.00 | — | SEC | |
| Bialecki Andrew | Co-Chief Executive Officer | J — Other acquisition / disposition | 212.5K | — | — | SEC | |
| Bialecki Andrew | Co-Chief Executive Officer | S — Open-market sale | 212.5K | $14.61 | $3.11M | SEC | |
| Bialecki Andrew | Co-Chief Executive Officer | J — Other acquisition / disposition | 200.0K | — | — | SEC | |
| Bialecki Andrew | Co-Chief Executive Officer | S — Open-market sale | 200.0K | $14.88 | $2.98M | SEC | |
| St. Ledger Susan | Director | S — Open-market sale | 9.3K | $14.27 | $133K | SEC | |
| St. Ledger Susan | Director | J — Other acquisition / disposition | 9.3K | — | — | SEC | |
| Fernandez Gomez Luciano | Co-Chief Executive Officer | F — Tax withholding / forfeiture | 22.1K | $14.38 | $318K | SEC | |
| Galvin Carmel | Chief People Officer | F — Tax withholding / forfeiture | 30.5K | $14.38 | $439K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Klaviyo, Inc. (KVYO). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Whalen Amanda | 12 | $1.26M |
| Bialecki Andrew | 10 | $9.00M |
| Edmond Landon | 4 | $514K |
| St. Ledger Susan | 4 | $133K |
| Galvin Carmel | 3 | $439K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KVYO insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
Open the live KVYO dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.