Mills Stephen (CIK 1807264) reported 4 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-09-16). Recent activity: Buy AMCX (29,236 shares), Sell AMCX (29,236 shares), Buy SIGI (1,767 shares), Buy SIGI (2,025 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-16 | AMC Global Media Inc. (AMCX) | Director | Buy | 29,236 | $358,726 |
| 2026-09-16 | AMC Global Media Inc. (AMCX) | Director | Sell | 29,236 | $358,726 |
| 2026-05-04 | SELECTIVE INSURANCE GROUP INC (SIGI) | Director | Buy | 1,767 | $0 |
| 2025-05-05 | SELECTIVE INSURANCE GROUP INC (SIGI) | Director | Buy | 2,025 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-16