Time on boards
- Boards served
- 10
- Current seats
- 10
- Board service
- 31 years
- Director since
- 2023
31 years of board service in total across 10 boards, counting each seat separately. Longest: The Gabelli Healthcare & Wellness Trust, 3 years.
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 |
|---|---|---|---|---|---|
| Jul 16, 2026 | The LGL Group Inc. | In-the-money exercise | +621,928 | $6.90 | $4,291,303 |
| Jul 16, 2026 | The LGL Group Inc. | In-the-money exercise | +572,324 | $6.90 | $3,949,036 |
| Apr 28, 2026 | The Gabelli Equity Trust Inc. | Other | +156,197 | $5.00 | $780,985 |
| Apr 28, 2026 | The Gabelli Equity Trust Inc. | Other | +84,168 | $5.00 | $420,840 |
| Mar 20, 2026 | GAMCO Natural Resources Gold & Income Trust | Other | −190,000 | $10.00 | $1,900,000 |
| Mar 20, 2026 | GAMCO Natural Resources Gold & Income Trust | Other | −250,000 | $10.00 | $2,500,000 |
| Feb 24, 2026 | The Gabelli Multi-Media Trust Inc. | Open-market purchase | +25,000 | $4.06 | $101,500 |
| Feb 23, 2026 | GDL Fund The | Open-market sale | −800 | $8.52 | $6,816 |
| Feb 17, 2026 | Gabelli Dividend & Income Trust | Open-market purchase | +4,500 | $29.09 | $130,905 |
| Jan 27, 2026 | Gabelli Dividend & Income Trust | Open-market purchase | +5,500 | $28.72 | $157,960 |
| Jan 16, 2026 | The LGL Group Inc. | Option exercise | +169,993 | $4.75 | $807,467 |
| Jan 12, 2026 | The Gabelli Healthcare & Wellness Trust | Open-market purchase | +3,800 | $9.58 | $36,404 |
| Jan 12, 2026 | The Gabelli Healthcare & Wellness Trust | Open-market purchase | +1,010 | $9.58 | $9,676 |
| Jan 9, 2026 | GDL Fund The | Open-market sale | −800 | $8.39 | $6,712 |
| Jan 8, 2026 | The Gabelli Healthcare & Wellness Trust | Open-market purchase | +990 | $9.58 | $9,484 |
Questions about Mario J. Gabelli
What boards is Mario J. Gabelli on?
Mario J. Gabelli sits on the boards of Bancroft Fund Ltd., Ellsworth Growth and Income Fund Ltd., GDL Fund The, Gabelli Dividend & Income Trust, The Gabelli Convertible and Income Securities Fund Inc., The Gabelli Equity Trust Inc., The Gabelli Global Small and Mid Cap Value Trust, The Gabelli Healthcare & Wellness Trust, The Gabelli Multi-Media Trust Inc. and The Gabelli Utility Trust.
How long has Mario J. Gabelli served on boards?
Our records show at least 31 years of board service across 10 boards, the earliest from 2023.
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