Donald E. Gibson
President and CEO at Greene County Bancorp Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Greene County Bancorp 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.
-
Greene County Bancorp Inc. November 1, 202599.8%
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 29, 2025 | Greene County Bancorp Inc. | Open-market purchase | +500 | $22.00 | $11,000 |
| Oct 29, 2025 | Greene County Bancorp Inc. | Open-market purchase | +500 | $21.75 | $10,875 |
| Jun 11, 2025 | Greene County Bancorp Inc. | Gift | −125,100 | — | — |
| Jun 11, 2025 | Greene County Bancorp Inc. | Gift | +125,100 | — | — |
| Aug 14, 2023 | Greene County Bancorp Inc. | Open-market sale | −537 | $35.70 | $19,171 |
| Aug 4, 2023 | Greene County Bancorp Inc. | Open-market sale | −1,892 | $34.50 | $65,274 |
| Aug 4, 2023 | Greene County Bancorp Inc. | Open-market sale | −1,764 | $34.75 | $61,299 |
| Jul 31, 2023 | Greene County Bancorp Inc. | Open-market sale | −18 | $34.50 | $621 |
| Jul 28, 2023 | Greene County Bancorp Inc. | Open-market sale | −90 | $34.50 | $3,105 |
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