Dieter David (CIK 2061438) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-03). Recent activity: Sell COLL (8,840 shares), Sell COLL (13,976 shares), Sell COLL (6,224 shares), Buy COLL (22,194 shares), Buy COLL (9,005 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-03 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Sell | 8,840 | $315,765 |
| 2026-03-20 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Sell | 13,976 | $488,042 |
| 2026-03-11 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Sell | 6,224 | $228,110 |
| 2026-02-12 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Buy | 22,194 | $0 |
| 2026-02-12 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Buy | 9,005 | $0 |
| 2026-02-12 | COLLEGIUM PHARMACEUTICAL, INC (COLL) | EVP & General Counsel | Sell | 2,781 | $130,012 |
来源：SEC Form 4 申报文件 · 截至 2026-04-03