BioStem Technologies Insider Trades
NASDAQ: BSEMHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Last 12 months
- Purchases
- 0 · $0
- Sales
- 0 · $0
- Shares bought / sold
- 0 / 0
- Net activity
- Net buying $0
BioStem Technologies insider activity
Over the last 12 months, BioStem Technologies insiders reported 15 transactions on SEC Form 4: 0 open-market purchases and 0 sales. The most recent filing shows Matuszewski Jason (Chief Executive Officer) reporting a transaction in 16,650 shares on Sep 17, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put BSEM's ownership changes in context.
Summary generated from market data by MetaCap's automated system. Methodology
BSEM insider transactions
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Sep 17, 2026 | SMITH-VAN VURST ANDREWChief Operating Officer | Option exercise | 9,574 | — | Form 4 |
| Sep 17, 2026 | Matuszewski JasonChief Executive Officer | Option exercise | 16,650 | — | Form 4 |
| Sep 15, 2026 | FORTUNATO MICHAEL AChief Accounting Officer | Option exercise | 4,234 | — | Form 4 |
| Sep 15, 2026 | WARRINGTON KENNETH HOWARD JRDirector | Option exercise | 1,694 | — | Form 4 |
| Sep 15, 2026 | SMITH-VAN VURST ANDREWChief Operating Officer | Option exercise | 7,622 | — | Form 4 |
| Sep 15, 2026 | POE BRANDONChief Financial Officer | Option exercise | 1,694 | — | Form 4 |
| Sep 15, 2026 | Matuszewski JasonChief Executive Officer | Option exercise | 8,469 | — | Form 4 |
| Sep 9, 2026 | HASSETT BARRYChief Commercial Officer | Option exercise | 500 | — | Form 4 |
| Aug 27, 2026 | SONENREICH STEVEN DDirector | Option exercise | 7,671 | — | Form 4 |
| Aug 27, 2026 | LESSER HANNAWAY RAYNADirector | Option exercise | 7,671 | — | Form 4 |
| Aug 27, 2026 | UNGRODT JODIDirector | Option exercise | 5,647 | — | Form 4 |
| Aug 27, 2026 | WARRINGTON KENNETH HOWARD JRDirector | Option exercise | 5,094 | — | Form 4 |
| Aug 27, 2026 | Glickman Mark ADirector | Option exercise | 7,671 | — | Form 4 |
| Aug 11, 2026 | POE BRANDONChief Financial Officer | Option exercise | 10,634 | — | Form 4 |
| Aug 9, 2026 | FORTUNATO MICHAEL AChief Accounting Officer | Option exercise | 970 | — | Form 4 |
Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4