12 insiders reported 50 Form 4 transactions for Definitive Healthcare Corp. (DH) over the past 18 months (most recent 2026-09-03). Recent activity: Heller Casey (Chief Financial Officer) Sell 41,093 shares, Krantz Jason Ronald (Director) Sell 12,166 shares, Heller Casey (Chief Financial Officer) Sell 1,881 shares, Coop Kevin (Chief Executive Officer) Sell 37,593 shares, Paris Jonathan (Chief Legal Officer) Sell 30,591 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-03 | Heller Casey | Chief Financial Officer | Sell | 41,093 | $37,078 |
| 2026-08-04 | Krantz Jason Ronald | Director | Sell | 12,166 | $8,301 |
| 2026-08-04 | Heller Casey | Chief Financial Officer | Sell | 1,881 | $1,283 |
| 2026-07-06 | Coop Kevin | Chief Executive Officer | Sell | 37,593 | $30,074 |
| 2026-07-06 | Paris Jonathan | Chief Legal Officer | Sell | 30,591 | $24,473 |
| 2026-06-09 | Hamood Samuel A | Director | Buy | 189,190 | $0 |
| 2026-06-08 | Chilukuri Sastry | Director | Buy | 189,190 | $0 |
| 2026-06-08 | Stephenson Scott G | Director | Buy | 189,190 | $0 |
| 2026-06-08 | Winters Kathleen A | Director | Buy | 189,190 | $0 |
| 2026-06-03 | Coop Kevin | Chief Executive Officer | Sell | 66,050 | $65,390 |
| 2026-06-03 | Heller Casey | Chief Financial Officer | Sell | 164,377 | $162,733 |
| 2026-05-05 | Heller Casey | Chief Financial Officer | Sell | 1,469 | $1,454 |
| 2026-05-05 | Krantz Jason Ronald | Director | Sell | 12,166 | $12,044 |
| 2026-04-03 | Coop Kevin | Chief Executive Officer | Sell | 37,593 | $40,976 |
| 2026-04-03 | Krantz Jason Ronald | Director | Sell | 45,154 | $49,218 |
| 2026-03-03 | Coop Kevin | Chief Executive Officer | Sell | 175,524 | $224,671 |
| 2026-02-26 | Krantz Jason Ronald | Director | Buy | 242,719 | $0 |
| 2026-02-26 | Graboske Benjamin | EVP, Chief Data Officer | Buy | 631,068 | $0 |
| 2026-02-26 | Heller Casey | Chief Financial Officer | Buy | 733,301 | $0 |
| 2026-02-26 | Paris Jonathan | Chief Legal Officer | Buy | 481,505 | $0 |
| 2026-02-26 | Coop Kevin | Chief Executive Officer | Buy | 1.7M | $0 |
| 2026-02-03 | Krantz Jason Ronald | Director | Sell | 44,545 | $103,344 |
| 2026-02-03 | Heller Casey | Chief Financial Officer | Sell | 1,469 | $3,408 |
| 2026-01-07 | Heller Casey | Chief Financial Officer | Buy | 195,313 | $0 |
| 2026-01-05 | Coop Kevin | Chief Executive Officer | Sell | 28,236 | $81,037 |
Source: SEC Form 4 filings · as of 2026-09-03