Mario J. Gabelli
Sits on 10 boards. Overboarded · 10 public boards Last updated September 28, 2026
Time on boards
- Boards served
- 10
- Current seats
- 10
- Board service
- 30 years
- Director since
- 2023
30 years of board service in total across 10 boards, counting each seat separately. Longest: The Gabelli Healthcare & Wellness Trust, 3 years.
GDL Fund The
Director
Bancroft Fund Ltd.
Director
Gabelli Dividend & Income Trust
Director
The Gabelli Multi-Media Trust Inc.
Director
The Gabelli Equity Trust Inc.
Director
The Gabelli Utility Trust
Director
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 |
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