RETTIG DWIGHT W (CIK 1228420) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-04). Recent activity: Buy HMH (10,927 shares), Sell HMH (4,300 shares), Sell HMH (3,442 shares), Sell HMH (39,779 shares), Buy HMH (24,116 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-04 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Buy | 10,927 | $210,454 |
| 2026-09-04 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Sell | 4,300 | $82,818 |
| 2026-09-03 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Sell | 3,442 | $66,293 |
| 2026-06-23 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Sell | 39,779 | $766,939 |
| 2026-06-23 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Buy | 24,116 | $0 |
| 2026-05-07 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Buy | 20,135 | $0 |
| 2026-04-06 | HMH Holding Inc (HMH) | Chf Admn Officer, GC, Corp Sec | Buy | 97,338 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-04