Who
Constantine Chinoporos
Director
Company insider
Files Form 4 as: Director, Geron; Officer, Applied Therapeutics.
In numbers
- Trades disclosed
- 12
- Buys
- 0
- Sells
- 2
- Bought
- $0
- Sold
- $17K
- Companies
- 2
- Companies where not an officer
- 1
- First trade
- 28 Dec 2023
- Last trade
- 25 Mar 2026
- Last filed
- 26 Mar 2026
Companies traded
Activity over time
1 Feb 2025 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 25 Mar 2026filed 26 Mar 2026 | GERN Geronoption or derivative · Biotechnology | SEC FORM 4 Code A | —270,000 at $0.00 | filing |
| 25 Mar 2026filed 26 Mar 2026 | GERN Geronoption or derivative · Biotechnology | SEC FORM 4 Code A | —270,000 at $0.00 | filing |
| 3 Feb 2026filed 3 Feb 2026 | Applied TherapeuticsBiotechnology | SEC FORM 4 Code D | —1,000,000 | filing |
| 3 Feb 2026filed 3 Feb 2026 | Applied TherapeuticsBiotechnology | SEC FORM 4 Code U | —57,111 | filing |
| 3 Feb 2026filed 3 Feb 2026 | Applied Therapeutics | SEC FORM 4 Code D | —1,000,000 | filing |
| 3 Feb 2026filed 3 Feb 2026 | Applied Therapeutics | SEC FORM 4 Code U | —57,111 | filing |
| 19 Dec 2025filed 3 Feb 2026 | Applied TherapeuticsBiotechnology | SEC FORM 4 Code A | —437,500 at $0.00 | filing |
| 19 Dec 2025filed 3 Feb 2026 | Applied Therapeutics | SEC FORM 4 Code A | —437,500 at $0.00 | filing |
| 24 Mar 2025filed 26 Mar 2025 | Applied Therapeutics | SEC FORM 4 Code A | —350,000 at $0.00 | filing |
| 4 Mar 2025filed 6 Mar 2025 | Applied Therapeutics | SEC FORM 4 Sold | $197447 at $0.44 | filing |
| 6 Feb 2025filed 7 Feb 2025 | Applied Therapeutics | SEC FORM 4 Sold | $17K28,117 at $0.61 | filing |
| 28 Dec 2023filed 18 Mar 2024 | Applied Therapeutics | SEC FORM 4 Code A | —300,000 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.