Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 months
- Director since
- 2026
3 months of board service in total across 1 board, counting each seat separately. Longest: BioStem Technologies Inc., 3 months.
BioStem Technologies Inc.
Director
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 27, 2026 | BioStem Technologies Inc. | Option exercise | +7,671 | — | — |
Questions about Steven D. Sonenreich
What boards is Steven D. Sonenreich on?
Steven D. Sonenreich sits on the board of BioStem Technologies Inc.
How long has Steven D. Sonenreich served on boards?
Our records show at least 3 months of board service across 1 board, the earliest from 2026.
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