Who
Gerald M. Ostrov
Director
Company insider
Files Form 4 as: Director, Entera Bio; Director, Oramed Pharmaceuticals; Director, OraSure Technologies.
In numbers
- Trades disclosed
- 21
- Buys
- 1
- Sells
- 0
- Bought
- $27K
- Sold
- $0
- Companies
- 3
- Companies where not an officer
- 3
- First trade
- 10 Nov 2011
- Last trade
- 1 Jan 2026
- Last filed
- 2 Jan 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 1 Jan 2026filed 2 Jan 2026 | ENTX Entera BioBiotechnology | SEC FORM 4 Code A | —28,721 at $0.00 | filing |
| 1 Jan 2026filed 2 Jan 2026 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —33,505 at $0.00 | filing |
| 1 Jan 2026filed 2 Jan 2026 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —33,505 at $0.00 | filing |
| 1 Jan 2026filed 2 Jan 2026 | ENTX Entera BioBiotechnology | SEC FORM 4 Code A | —28,721 at $0.00 | filing |
| 15 Jan 2025filed 17 Jan 2025 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —28,509 at $0.00 | filing |
| 15 Jan 2025filed 17 Jan 2025 | ENTX Entera BioBiotechnology | SEC FORM 4 Code A | —8,038 at $0.00 | filing |
| 2 Oct 2024filed 4 Oct 2024 | ENTX Entera BioBiotechnology | SEC FORM 4 Code A | —8,452 at $0.00 | filing |
| 27 Aug 2024filed 29 Aug 2024 | ENTX Entera BioBiotechnology | SEC FORM 4 Code A | —20,446 at $0.00 | filing |
| 1 Jan 2024filed 3 Jan 2024 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —108,333 at $0.00 | filing |
| 2 Jan 2023filed 4 Jan 2023 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —89,041 at $0.00 | filing |
| 13 Jan 2022filed 25 Jan 2022 | ENTX Entera BioBiotechnology | SEC FORM 4 Bought | $27K10,000 at $2.74 | filing |
| 1 Jan 2022filed 13 Jan 2022 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —35,852 at $0.00 | filing |
| 1 Jan 2022filed 13 Jan 2022 | ENTX Entera Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —107,557 at $0.00 | filing |
| 23 Feb 2015filed 25 Feb 2015 | ORMP Oramed PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —22,178 at $0.00 | filing |
| 13 Nov 2014filed 17 Nov 2014 | ORMP Oramed PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —2,718 at $0.00 | filing |
| 22 May 2014filed 22 May 2014 | OSUR OraSure TechnologiesMedical Devices | SEC FORM 4 Code A | —12,987 | filing |
| 9 Apr 2014filed 11 Apr 2014 | ORMP Oramed Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —13,094 at $0.00 | filing |
| 14 May 2013filed 16 May 2013 | OSUR OraSure TechnologiesMedical Devices | SEC FORM 4 Code A | —17,505 | filing |
| 20 Dec 2012filed 26 Dec 2012 | ORMP Oramed Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —240,000 at $0.00 | filing |
| 1 Feb 2012filed 3 Feb 2012 | OSUR OraSure TechnologiesMedical Devices | SEC FORM 4 Code A | —8,854 | filing |
News
No headline names them, or the companies they trade most, lately.