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: Viking Therapeutics Inc., 3 years.
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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Viking Therapeutics Inc. May 19, 202666.3%
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Viking Therapeutics Inc. June 13, 202368.4%
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 |
|---|---|---|---|---|---|
| Jan 2, 2026 | Viking Therapeutics Inc. | Grant or award | +3,150 | — | — |
| Oct 25, 2024 | Viking Therapeutics Inc. | Option exercise | +16,000 | $4.48 | $71,680 |
| Oct 25, 2024 | Viking Therapeutics Inc. | Open-market sale | −16,000 | $79.50 | $1,272,000 |
| Sep 20, 2024 | Viking Therapeutics Inc. | Option exercise | +10,300 | $1.19 | $12,257 |
| Sep 20, 2024 | Viking Therapeutics Inc. | Open-market sale | −10,300 | $69.50 | $715,850 |
| Aug 21, 2024 | Viking Therapeutics Inc. | Option exercise | +5,700 | $1.19 | $6,783 |
| Aug 21, 2024 | Viking Therapeutics Inc. | Open-market sale | −5,700 | $69.72 | $397,404 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Option exercise | +16,000 | $3.33 | $53,280 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −2,500 | $60.01 | $150,025 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −3,047 | $61.13 | $186,263 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −4,509 | $61.86 | $278,927 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −2,055 | $63.15 | $129,773 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −2,388 | $64.10 | $153,071 |
| Aug 19, 2024 | Viking Therapeutics Inc. | Open-market sale | −1,501 | $64.88 | $97,385 |
| Aug 14, 2024 | Viking Therapeutics Inc. | Option exercise | +20,786 | $8.00 | $166,288 |
Questions about J. Matthew Singleton
What boards is J. Matthew Singleton on?
J. Matthew Singleton sits on the board of Viking Therapeutics Inc.
How long has J. Matthew Singleton served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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