Who
W. Mark Watson
Director
Company insider
Files Form 4 as: Director, Vaxart; Director, Biodelivery Sciences International; Director, Sykes Enterprises; Director, Inhibitor Therapeutics.
In numbers
- Trades disclosed
- 86
- Buys
- 7
- Sells
- 2
- Bought
- $55K
- Sold
- $146K
- Companies
- 4
- Companies where not an officer
- 4
- First trade
- 18 Jul 2014
- Last trade
- 16 Jul 2026
- Last filed
- 17 Jul 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 | |
|---|---|---|---|---|
| 16 Jul 2026filed 17 Jul 2026 | VaxartBiotechnology | SEC FORM 4 Code A | —39,400 at $0.00 | filing |
| 16 Jul 2026filed 17 Jul 2026 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —78,700 at $0.00 | filing |
| 16 Jul 2026filed 17 Jul 2026 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —78,700 at $0.00 | filing |
| 16 Jul 2026filed 17 Jul 2026 | VaxartBiotechnology | SEC FORM 4 Code A | —39,400 at $0.00 | filing |
| 22 May 2026filed 26 May 2026 | VaxartBiotechnology | SEC FORM 4 Bought | $6,53010,000 at $0.653 | filing |
| 22 May 2026filed 26 May 2026 | VaxartBiotechnology | SEC FORM 4 Bought | $6,50010,000 at $0.65 | filing |
| 17 Nov 2025filed 5 Dec 2025 | VaxartBiotechnology | SEC FORM 4 Bought | $6,15015,000 at $0.41 | filing |
| 17 Nov 2025filed 5 Dec 2025 | VaxartBiotechnology | SEC FORM 4 Bought | $2,0505,000 at $0.41 | filing |
| 29 Jul 2025filed 31 Jul 2025 | VaxartBiotechnology | SEC FORM 4 Bought | $4,10010,000 at $0.41 | filing |
| 13 Jun 2025filed 16 Jun 2025 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —95,400 at $0.00 | filing |
| 13 Jun 2025filed 16 Jun 2025 | VaxartBiotechnology | SEC FORM 4 Code A | —16,000 at $0.00 | filing |
| 18 Jun 2024filed 20 Jun 2024 | VaxartBiotechnology | SEC FORM 4 Bought | $14K20,000 at $0.68 | filing |
| 11 Jun 2024filed 12 Jun 2024 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —95,400 at $0.00 | filing |
| 11 Jun 2024filed 12 Jun 2024 | VaxartBiotechnology | SEC FORM 4 Code A | —16,000 at $0.00 | filing |
| 26 Jun 2023filed 1 Aug 2023 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —44,224 at $0.00 | filing |
| 26 Jun 2023filed 1 Aug 2023 | VaxartBiotechnology | SEC FORM 4 Code A | —7,375 at $0.00 | filing |
| 28 Dec 2022filed 28 Dec 2022 | VaxartBiotechnology | SEC FORM 4 Bought | $15K20,000 at $0.76 | filing |
| 4 Aug 2022filed 8 Aug 2022 | Vaxartoption or derivative · Biotechnology | SEC FORM 4 Code A | —88,448 at $0.00 | filing |
| 4 Aug 2022filed 8 Aug 2022 | VaxartBiotechnology | SEC FORM 4 Code A | —14,750 at $0.00 | filing |
| 22 Mar 2022filed 22 Mar 2022 | Biodelivery Sciences Internationaloption or derivative | SEC FORM 4 Code D | —22,685 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.