InsiderFlow

GABELLI MARIO J

GRX

GABELLI MARIO J serves as director, other: Control Person of Adviser at The Gabelli Healthcare & Wellness Trust (GRX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

31 trades

$2.83M

Total Sells

57 trades

$2.24M

Net Position

Net Buyer

$582.2K

Companies Traded

11

GGT, GDV, GDL, GRX

Active Period

Apr 2021 – Feb 2026

88 total trades

Most Recent

Buy GGT

Feb 25, 2026 · $101.5K

GABELLI MARIO J's Insider Trading at The Gabelli Healthcare & Wellness Trust (GRX)

Buys

3 · $1.03M

Sells

0 · $0.00

Total Shares Bought

103,490

Total Shares Sold

0

GRX Price Chart
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DateTypeValue
Jan 8, 2026 Buy$9.5K
Dec 26, 2025 Buy$1.00M
Dec 3, 2025 Buy$24.2K

GABELLI MARIO J's Insider Trading at M-tron Industries, Inc. (MPTI)

Buys

0 · $0.00

Sells

5 · $610.4K

Total Shares Bought

0

Total Shares Sold

11,371

MPTI Price Chart
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DateTypeValue
Nov 15, 2024 Sell$450.8K
Nov 14, 2024 Sell$78.9K
Oct 1, 2024 Sell$7.1K
Sep 10, 2024 Sell$26.8K
Jun 25, 2024 Sell$46.8K

GABELLI MARIO J's Insider Trading at THE GABELLI MULTIMEDIA TRUST INC. (GGT)

Buys

8 · $408.3K

Sells

4 · $103.0K

Total Shares Bought

136,318

Total Shares Sold

555,614

GGT Price Chart
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DateTypeValue
Feb 25, 2026 Buy$101.5K
Dec 11, 2025 Sell$37.8K
Dec 9, 2025 Sell$16.7K
Dec 5, 2025 Sell$45.9K
Oct 27, 2025 Buy$125.1K
Sep 2, 2025 Buy$644.48
May 13, 2025 Buy$173.6K
Nov 5, 2024 Buy$2.3K
Oct 17, 2024 Buy$2.5K
Jul 31, 2024 Buy$2.5K
Jul 19, 2024 Buy$154.55
Jul 19, 2024 Sell$2.6K

GABELLI MARIO J's Insider Trading at The LGL Group, Inc. (LGL)

Buys

1 · $453.1K

Sells

0 · $0.00

Total Shares Bought

95,387

Total Shares Sold

0

LGL Price Chart
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DateTypeValue
Dec 30, 2025 Buy$453.1K

GABELLI MARIO J's Insider Trading at The Gabelli Convertible and Income Securities Fund, Inc. (GCV)

Buys

1 · $214.3K

Sells

8 · $91.9K

Total Shares Bought

50,000

Total Shares Sold

23,768

GCV Price Chart
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DateTypeValue
Nov 10, 2025 Buy$214.3K
Jul 11, 2025 Sell$12.0K
Jul 1, 2025 Sell$19.1K
Feb 12, 2025 Sell$3.9K
Oct 16, 2024 Sell$11.2K
Sep 6, 2024 Sell$32.0K
Aug 30, 2024 Sell$6.4K
Jul 30, 2024 Sell$5.3K
Apr 15, 2024 Sell$2.1K

GABELLI MARIO J's Insider Trading at The Gabelli Dividend & Income Trust (GDV)

Buys

2 · $290.4K

Sells

0 · $0.00

Total Shares Bought

10,500

Total Shares Sold

0

GDV Price Chart
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DateTypeValue
Jan 27, 2026 Buy$157.9K
Nov 18, 2025 Buy$132.4K

GABELLI MARIO J's Insider Trading at Bancroft Fund Ltd. (BCV)

Buys

0 · $0.00

Sells

6 · $199.9K

Total Shares Bought

0

Total Shares Sold

11,300

BCV Price Chart
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DateTypeValue
Jan 5, 2026 Sell$28.9K
Oct 20, 2025 Sell$23.4K
Dec 23, 2024 Sell$26.6K
Aug 29, 2024 Sell$65.5K
Jul 29, 2024 Sell$24.5K
Apr 11, 2024 Sell$30.9K

GABELLI MARIO J's Insider Trading at Atlanta Braves Holdings, Inc. (BATRK)

Buys

5 · $163.3K

Sells

0 · $0.00

Total Shares Bought

3,852

Total Shares Sold

0

BATRK Price Chart
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DateTypeValue
May 29, 2025 Buy$86.9K
Oct 15, 2024 Buy$14.6K
Jul 5, 2024 Buy$21.1K
Jun 27, 2024 Buy$19.9K
Jun 3, 2024 Buy$20.7K

GABELLI MARIO J's Insider Trading at ASSOCIATED CAPITAL GRP A (ACGP)

Buys

5 · $163.3K

Sells

0 · $0.00

Total Shares Bought

3,852

Total Shares Sold

0

ACGP Price Chart
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DateTypeValue
May 23, 2025 Buy$86.9K
Oct 11, 2024 Buy$14.6K
Jul 3, 2024 Buy$21.1K
Jun 25, 2024 Buy$19.9K
May 31, 2024 Buy$20.7K

GABELLI MARIO J's Insider Trading at The Gabelli Equity Trust Inc. (GAB)

Buys

0 · $0.00

Sells

1 · $28.7K

Total Shares Bought

0

Total Shares Sold

5,000

GAB Price Chart
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DateTypeValue
Nov 26, 2024 Sell$28.7K

GABELLI MARIO J's Insider Trading at The GDL Fund (GDL)

Buys

0 · $0.00

Sells

1 · $6.7K

Total Shares Bought

0

Total Shares Sold

800

GDL Price Chart
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DateTypeValue
Jan 9, 2026 Sell$6.7K

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