MATHIESEN JEFFREY S (CIK 1296853) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-07). Recent activity: Buy NMTC (41,929 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-07 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Director | Buy | 41,929 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-04-07