Who
Tiba Aynechi
Director
Company insider
Files Form 4 as: Director, MBX Biosciences; Director, Spruce Biosciences; Director, Nkarta.
In numbers
- Trades disclosed
- 12
- Buys
- 1
- Sells
- 0
- Bought
- $12.0M
- Sold
- $0
- Companies
- 3
- Companies where not an officer
- 3
- First trade
- 25 May 2022
- Last trade
- 4 Jun 2026
- Last filed
- 5 Jun 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 | |
|---|---|---|---|---|
| 4 Jun 2026filed 5 Jun 2026 | MBX MBX Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —12,500 at $0.00 | filing |
| 4 Jun 2026filed 5 Jun 2026 | MBX MBX Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —12,500 at $0.00 | filing |
| 22 Jul 2025filed 24 Jul 2025 | SPRB Spruce Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —30,000 at $0.00 | filing |
| 5 Jun 2025filed 6 Jun 2025 | MBX MBX Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —16,000 at $0.00 | filing |
| 16 Sep 2024filed 17 Sep 2024 | MBX MBX Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code C | —16,666,666 | filing |
| 16 Sep 2024filed 17 Sep 2024 | MBX MBX BiosciencesBiotechnology | SEC FORM 4 Code C | —1,386,335 | filing |
| 16 Sep 2024filed 17 Sep 2024 | MBX MBX BiosciencesBiotechnology | SEC FORM 4 Bought | $12.0M750,000 at $16.00 | filing |
| 12 Sep 2024filed 13 Sep 2024 | MBX MBX Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —15,963 at $0.00 | filing |
| 22 May 2024filed 24 May 2024 | SPRB Spruce Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —30,000 at $0.00 | filing |
| 25 May 2023filed 26 May 2023 | SPRB Spruce Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —30,000 at $0.00 | filing |
| 8 Jun 2022filed 10 Jun 2022 | NKTX Nkartaoption or derivative · Biotechnology | SEC FORM 4 Code A | —16,000 at $0.00 | filing |
| 25 May 2022filed 27 May 2022 | SPRB Spruce Biosciencesoption or derivative · Biotechnology | SEC FORM 4 Code A | —22,500 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.