Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 7 years
- Director since
- 2023
7 years of board service in total across 2 boards, counting each seat separately. Longest: ESS Tech 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.
-
ESS Tech Inc. May 21, 202494.7%
-
Pacific Gas & Electric Co. May 16, 2024100.0%
-
Pacific Gas & Electric Co. May 18, 2023100.0%
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 |
|---|---|---|---|---|---|
| Oct 13, 2025 | ESS Tech Inc. | Grant or award | +13,513 | — | — |
| Aug 29, 2024 | ESS Tech Inc. | Option exercise | +11,852 | $6.88 | $81,542 |
| May 17, 2024 | Pacific Gas & Electric Co. | Grant or award | +9,677 | — | — |
| May 17, 2024 | ESS Tech Inc. | Grant or award | +202,702 | — | — |
| May 19, 2023 | Pacific Gas & Electric Co. | Grant or award | +10,836 | — | — |
| May 19, 2023 | ESS Tech Inc. | Grant or award | +135,373 | — | — |
| May 16, 2023 | ESS Tech Inc. | Open-market purchase | +10,000 | $0.81 | $8,100 |
| May 12, 2023 | ESS Tech Inc. | Open-market purchase | +20,000 | $1.13 | $22,600 |
| Mar 6, 2023 | ESS Tech Inc. | Open-market purchase | +5,000 | $1.65 | $8,250 |
Questions about Michael R. Niggli
What boards is Michael R. Niggli on?
Michael R. Niggli sits on the boards of ESS Tech Inc. and Pacific Gas & Electric Co.
How long has Michael R. Niggli served on boards?
Our records show at least 7 years of board service across 2 boards, the earliest from 2023.
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