Matuszewski Jason Insider Trading -- Recent SEC Form 4 Transactions
Matuszewski Jason (CIK 1634730) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-09). Recent activity: Buy BSEM (250,000 shares), Buy BSEM (8,469 shares), Buy BSEM (16,650 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-09 | BioStem Technologies, Inc. (BSEM) | Chief Executive Officer | Buy | 250,000 | $500,000 |
| 2026-09-17 | BioStem Technologies, Inc. (BSEM) | Chief Executive Officer | Buy | 8,469 | $0 |
| 2026-09-17 | BioStem Technologies, Inc. (BSEM) | Chief Executive Officer | Buy | 16,650 | $0 |
Source: SEC Form 4 filings · as of 2026-10-09