Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: MAIA Biotechnology Inc., 3 years.
MAIA Biotechnology Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
MAIA Biotechnology Inc. May 24, 202496.3%
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 |
|---|---|---|---|---|---|
| Sep 10, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +37,595 | $1.32 | $49,625 |
| Aug 28, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +46,620 | $1.35 | $62,937 |
| Aug 27, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +78,239 | $1.39 | $108,752 |
| Aug 26, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +8,931 | $1.39 | $12,414 |
| Aug 24, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +1,794 | $1.33 | $2,386 |
| Aug 20, 2026 | MAIA Biotechnology Inc. | Open-market purchase | +11,899 | $1.37 | $16,302 |
| May 8, 2025 | MAIA Biotechnology Inc. | Open-market purchase | +20,000 | $1.50 | $30,000 |
| Mar 3, 2025 | MAIA Biotechnology Inc. | Open-market purchase | +33,333 | $1.50 | $50,000 |
| Feb 24, 2025 | MAIA Biotechnology Inc. | Open-market purchase | +73,333 | $1.50 | $110,000 |
| Dec 13, 2024 | MAIA Biotechnology Inc. | Open-market purchase | +53,418 | $1.87 | $99,892 |
| Nov 1, 2024 | MAIA Biotechnology Inc. | Open-market purchase | +88,534 | $2.51 | $222,220 |
| Mar 14, 2024 | MAIA Biotechnology Inc. | Open-market purchase | +6,928 | $1.17 | $8,106 |
| May 18, 2023 | MAIA Biotechnology Inc. | Open-market purchase | +1,200 | $2.47 | $2,964 |
| Apr 27, 2023 | MAIA Biotechnology Inc. | Open-market purchase | +8,500 | $2.25 | $19,125 |
| Apr 18, 2023 | MAIA Biotechnology Inc. | Open-market purchase | +1,263 | $4.17 | $5,267 |
Questions about Ramiro Guerrero
What boards is Ramiro Guerrero on?
Ramiro Guerrero sits on the board of MAIA Biotechnology Inc.
How long has Ramiro Guerrero served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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