Robert Barrow
Chief Executive Officer at Definium Therapeutics Inc.
Sits on 1 board. Last updated September 28, 2026
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: Definium Therapeutics Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Definium Therapeutics Inc. June 11, 202699.7%
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Definium Therapeutics Inc. June 16, 202599.6%
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Definium Therapeutics Inc. June 10, 202499.3%
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Definium Therapeutics Inc. June 21, 202356.6%
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 25, 2026 | Definium Therapeutics Inc. | Open-market sale | −31,550 | $36.57 | $1,153,784 |
| Sep 14, 2026 | Definium Therapeutics Inc. | Grant or award | +750,000 | — | — |
| Sep 3, 2026 | Definium Therapeutics Inc. | Open-market sale | −19,023 | $37.94 | $721,733 |
| Sep 2, 2026 | Definium Therapeutics Inc. | Grant or award | +40,000 | — | — |
| Aug 12, 2026 | Definium Therapeutics Inc. | Grant or award | +375,000 | — | — |
| Jun 25, 2026 | Definium Therapeutics Inc. | Open-market sale | −29,208 | $45.03 | $1,315,236 |
| Jun 22, 2026 | Definium Therapeutics Inc. | Grant or award | +375,000 | — | — |
| Mar 25, 2026 | Definium Therapeutics Inc. | Open-market sale | −24,431 | $18.47 | $451,241 |
| Feb 3, 2026 | Definium Therapeutics Inc. | Grant or award | +320,000 | — | — |
| Dec 26, 2025 | Definium Therapeutics Inc. | Open-market sale | −25,791 | $13.15 | $339,152 |
| Sep 25, 2025 | Definium Therapeutics Inc. | Open-market sale | −25,797 | $9.77 | $252,037 |
| Jun 25, 2025 | Definium Therapeutics Inc. | Open-market sale | −26,491 | $6.80 | $180,139 |
| Mar 25, 2025 | Definium Therapeutics Inc. | Open-market sale | −21,208 | $6.74 | $142,942 |
| Mar 12, 2025 | Definium Therapeutics Inc. | Grant or award | +350,000 | — | — |
| Dec 26, 2024 | Definium Therapeutics Inc. | Open-market sale | −19,106 | $7.43 | $141,958 |
Questions about Robert Barrow
What boards is Robert Barrow on?
Robert Barrow sits on the board of Definium Therapeutics Inc.
What company is Robert Barrow the CEO of?
Robert Barrow is Chief Executive Officer of Definium Therapeutics Inc.
How long has Robert Barrow served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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