Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 10 years
- Director since
- 2023
10 years of board service in total across 3 boards, counting each seat separately. Longest: Anavex Life Sciences Corp., 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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Anavex Life Sciences Corp. September 24, 202672.1%
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Anavex Life Sciences Corp. June 10, 202596.4%
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Anavex Life Sciences Corp. June 18, 202493.3%
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SES AI Corporation June 8, 202397.1%
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Anavex Life Sciences Corp. May 23, 202393.9%
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 |
|---|---|---|---|---|---|
| May 18, 2026 | SES AI Corporation | Grant or award | +141,593 | — | — |
| Mar 28, 2025 | SES AI Corporation | Grant or award | +160,000 | — | — |
| Feb 6, 2024 | SES AI Corporation | Grant or award | +127,119 | — | — |
| Dec 21, 2023 | Mobix Labs Inc. | Grant or award | +199,737 | $10.00 | $1,997,370 |
| Dec 21, 2023 | Mobix Labs Inc. | Grant or award | +272,182 | — | — |
| Apr 14, 2023 | SES AI Corporation | Grant or award | +62,762 | — | — |
| Jan 6, 2023 | Mobix Labs Inc. | Other | −20,000 | — | — |
| Oct 10, 2022 | Mobix Labs Inc. | Other | −19,000 | — | — |
Questions about Jiong Ma
What boards is Jiong Ma on?
Jiong Ma sits on the boards of Anavex Life Sciences Corp., Mobix Labs Inc. and SES AI Corporation.
How long has Jiong Ma served on boards?
Our records show at least 10 years of board service across 3 boards, the earliest from 2023.
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