Gene M. Zamiska Western Digital Corp (WDC) insider trading activity

Gene M. Zamiska is SVP & Princ. Acctg Officer of WESTERN DIGITAL CORP. Currently has a direct ownership of 39,604 shares of WDC, which is worth approximately $2.65 Million. The most recent transaction as insider was on Jun 17, 2025, when has been sold 245 shares (Common Stock) at a price of $58.01 per share, resulting in proceeds of $14,212. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 39.6K

8.58% 3M change

34.22% 12M change

Total Value Held $2.65 Million

Gene M. Zamiska Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 17 2025	SELL Open market or private sale	$14,212 $58.01 p/Share	245 Reduced 0.61%	39,604 Common Stock
Jun 14 2025	SELL Payment of exercise price or tax liability	$13,368 $55.7 p/Share	240 Reduced 0.6%	39,849 Common Stock
Jun 05 2025	SELL Open market or private sale	$94,887 $54.88 p/Share	1,729 Reduced 4.13%	40,089 Common Stock
May 27 2025	SELL Payment of exercise price or tax liability	$17,877 $51.82 p/Share	345 Reduced 0.82%	41,818 Common Stock
May 25 2025	SELL Payment of exercise price or tax liability	$39,993 $50.18 p/Share	797 Reduced 1.86%	42,163 Common Stock
May 20 2025	SELL Payment of exercise price or tax liability	$18,226 $50.63 p/Share	360 Reduced 0.83%	42,960 Common Stock
Mar 12 2025	SELL Open market or private sale	$19,776 $43.37 p/Share	456 Reduced 1.04%	43,320 Common Stock
Mar 07 2025	SELL Open market or private sale	$68,616 $41.36 p/Share	1,659 Reduced 3.65%	43,776 Common Stock
Mar 06 2025	SELL Payment of exercise price or tax liability	$46,258 $41.45 p/Share	1,116 Reduced 2.4%	45,435 Common Stock
Feb 28 2025	BUY Grant, award, or other acquisition	-	5,327 Added 10.27%	46,551 Common Stock
Nov 29 2024	SELL Open market or private sale	$22,733 $72.63 p/Share	313 Reduced 1.09%	28,383 Common Stock
Nov 27 2024	SELL Payment of exercise price or tax liability	$11,940 $71.5 p/Share	167 Reduced 0.58%	28,696 Common Stock
Nov 26 2024	SELL Open market or private sale	$46,053 $69.99 p/Share	658 Reduced 2.23%	28,863 Common Stock
Nov 25 2024	SELL Payment of exercise price or tax liability	$31,239 $69.42 p/Share	450 Reduced 1.5%	29,521 Common Stock
Nov 21 2024	SELL Open market or private sale	$24,240 $64.47 p/Share	376 Reduced 1.24%	29,971 Common Stock
Nov 20 2024	SELL Payment of exercise price or tax liability	$16,662 $63.84 p/Share	261 Reduced 0.85%	30,347 Common Stock
Oct 28 2024	SELL Open market or private sale	$139,390 $69.94 p/Share	1,993 Reduced 6.11%	30,608 Common Stock
Sep 04 2024	SELL Open market or private sale	$134,391 $61.96 p/Share	2,169 Reduced 6.24%	32,601 Common Stock
Sep 03 2024	SELL Payment of exercise price or tax liability	$72,203 $63.06 p/Share	1,145 Reduced 3.19%	34,770 Common Stock
Aug 29 2024	SELL Open market or private sale	$19,945 $63.32 p/Share	315 Reduced 0.87%	35,915 Common Stock
Aug 27 2024	SELL Payment of exercise price or tax liability	$76,551 $62.85 p/Share	1,218 Reduced 3.25%	36,230 Common Stock
Aug 27 2024	SELL Open market or private sale	$178,292 $61.48 p/Share	2,900 Reduced 7.19%	37,448 Common Stock
Aug 25 2024	SELL Payment of exercise price or tax liability	$98,584 $64.35 p/Share	1,532 Reduced 3.66%	40,348 Common Stock
Aug 21 2024	SELL Open market or private sale	$27,059 $64.89 p/Share	417 Reduced 1.42%	28,870 Common Stock
Aug 21 2024	BUY Grant, award, or other acquisition	-	13,010 Added 23.7%	41,880 Common Stock

GMZ

Gene M. Zamiska

SVP & Princ. Acctg Officer

San Jose, CA

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