Bialecki Andrew (CIK 1991099) reported 97 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-20). Recent activity: Buy KVYO (200,000 shares), Sell KVYO (200,000 shares), Buy KVYO (200,000 shares), Sell KVYO (58,684 shares), Sell KVYO (141,316 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-20 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-05-20 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 200,000 | $3.0M |
| 2026-05-14 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-05-14 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 58,684 | $878,499 |
| 2026-05-14 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 141,316 | $2.0M |
| 2026-04-16 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-04-16 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 109,142 | $1.9M |
| 2026-04-16 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 90,858 | $1.5M |
| 2026-04-09 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-04-09 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 200,000 | $3.7M |
| 2026-04-02 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-04-02 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 200,000 | $3.9M |
| 2026-03-26 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-03-26 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 200,000 | $3.6M |
| 2026-03-19 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-03-19 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 97,379 | $1.9M |
| 2026-03-19 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 102,621 | $2.0M |
| 2026-03-12 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 206,827 | $0 |
| 2026-03-12 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 206,127 | $4.1M |
| 2026-03-12 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 700 | $13,538 |
| 2026-03-05 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-03-05 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 154,022 | $2.9M |
| 2026-03-05 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 45,978 | $823,006 |
| 2026-02-26 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Buy | 200,000 | $0 |
| 2026-02-26 | Klaviyo, Inc. (KVYO) | Co-Chief Executive Officer | Sell | 160,356 | $2.7M |
Source: SEC Form 4 filings · as of 2026-05-20