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: Donegal Group Inc., 3 years.
Donegal Group Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Donegal Group Inc. April 18, 202487.9%
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 |
|---|---|---|---|---|---|
| Nov 5, 2026 | Donegal Group Inc. | Option exercise | +4,500 | $14.39 | $64,755 |
| Nov 5, 2026 | Donegal Group Inc. | Open-market sale | −4,500 | $19.39 | $87,236 |
| Jan 2, 2026 | Donegal Group Inc. | Grant or award | +1,200 | $19.98 | $23,976 |
| Nov 5, 2025 | Donegal Group Inc. | Option exercise | +4,500 | $14.43 | $64,935 |
| Nov 5, 2025 | Donegal Group Inc. | Open-market sale | −4,500 | $19.07 | $85,815 |
| Jan 2, 2025 | Donegal Group Inc. | Grant or award | +500 | $15.47 | $7,735 |
| Dec 10, 2024 | Donegal Group Inc. | Option exercise | +8,000 | $15.80 | $126,400 |
| Dec 10, 2024 | Donegal Group Inc. | Option exercise | +4,500 | $14.98 | $67,410 |
| Dec 10, 2024 | Donegal Group Inc. | Open-market sale | −12,500 | $16.15 | $201,875 |
| Jan 2, 2024 | Donegal Group Inc. | Grant or award | +500 | $13.99 | $6,995 |
| Jan 3, 2023 | Donegal Group Inc. | Grant or award | +500 | $14.20 | $7,100 |
Questions about Jon Marshall Mahan
What boards is Jon Marshall Mahan on?
Jon Marshall Mahan sits on the board of Donegal Group Inc.
How long has Jon Marshall Mahan served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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