Dumont Michael J. (CIK 1994330) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-26). Recent activity: Buy OSS (11,984 shares), Buy OSS (21,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-26 | ONE STOP SYSTEMS, INC. (OSS) | Director | Buy | 11,984 | $0 |
| 2025-05-27 | ONE STOP SYSTEMS, INC. (OSS) | Director | Buy | 21,000 | $0 |
Source: SEC Form 4 filings · as of 2026-05-26