Douglas K Mellinger Marathon Digital Holdings, Inc. (MARA) insider trading activity

Douglas K Mellinger is Director of MARATHON DIGITAL HOLDINGS, INC.. Currently has a direct ownership of 170,859 shares of MARA, which is worth approximately $3.85 Million. The most recent transaction as insider was on Nov 10, 2025, when has been sold 1,000 shares (Common Stock) at a price of $16.55 per share, resulting in proceeds of $16,550. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 171K

1.16% 3M change

23.14% 12M change

Total Value Held $3.85 Million

DOUGLAS K MELLINGER Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 10 2025	SELL Open market or private sale	$16,550 $16.55 p/Share	1,000 Reduced 0.58%	170,859 Common Stock
Oct 07 2025	SELL Open market or private sale	$20,710 $20.71 p/Share	1,000 Reduced 0.58%	171,859 Common Stock
Sep 10 2025	SELL Open market or private sale	$16,100 $16.1 p/Share	1,000 Reduced 0.58%	172,859 Common Stock
Aug 07 2025	SELL Open market or private sale	$16,210 $16.21 p/Share	1,000 Reduced 0.57%	173,859 Common Stock
Jul 07 2025	SELL Open market or private sale	$17,420 $17.42 p/Share	1,000 Reduced 0.57%	174,859 Common Stock
Jun 06 2025	SELL Open market or private sale	$16,000 $16.0 p/Share	1,000 Reduced 0.57%	175,859 Common Stock
May 09 2025	SELL Open market or private sale	$48,000 $16.0 p/Share	3,000 Reduced 1.67%	176,859 Common Stock

Feb 28 2025	BUY Grant, award, or other acquisition	-	43,103 Added 19.33%	179,859 Common Stock
Jan 13 2025	SELL Open market or private sale	$17,000 $17.0 p/Share	1,000 Reduced 0.72%	137,756 Common Stock
Dec 12 2024	SELL Open market or private sale	$23,800 $23.8 p/Share	1,000 Reduced 0.72%	138,756 Common Stock
Nov 12 2024	SELL Open market or private sale	$24,060 $24.06 p/Share	1,000 Reduced 0.71%	139,756 Common Stock
Oct 14 2024	SELL Open market or private sale	$16,770 $16.77 p/Share	1,000 Reduced 0.71%	140,756 Common Stock
Sep 12 2024	SELL Open market or private sale	$16,000 $16.0 p/Share	1,000 Reduced 0.7%	141,756 Common Stock
Aug 12 2024	SELL Open market or private sale	$16,050 $16.05 p/Share	1,000 Reduced 0.7%	142,756 Common Stock
May 01 2024	BUY Grant, award, or other acquisition	-	28,887 Added 16.73%	143,756 Common Stock
Jan 31 2024	BUY Grant, award, or other acquisition	-	62,317 Added 35.17%	114,869 Common Stock
Jan 16 2023	BUY Conversion of derivative security	$249,999 $7.68 p/Share	32,552 Added 38.25%	52,552 Common Stock
Dec 28 2022	BUY Open market or private purchase	$32,700 $3.27 p/Share	10,000 Added 25.79%	28,771 Common Stock
Dec 19 2022	BUY Open market or private purchase	$38,400 $3.84 p/Share	10,000 Added 34.76%	18,771 Common Stock

DKM

Douglas K Mellinger

Director

Las Vegas, NV

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