WDC- Western Digital Corporation

Name: Western Digital Corporation Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Western Digital Corporation (WDC) has 16 insiders with recent SEC Form 4 filings, including 0 buys and 27 sells. WDC is classified in the Technology Hardware, Storage & Peripherals industry within the Information Technology sector.

Insider Ownership

Role	Insider	Shares	Value	30d
10%	Western Digital Corp	7.51M	$3.49B	-
CEO	Tan Irving	624.1K	$289.52M	-
Other	Tregillis Cynthia L	120.0K	$55.68M	-363
Other	Gubbi Vidyadhara K	94.7K	$43.94M	-
Dir	Massengill Matthew E	34.3K	$15.92M	-

Activity

Buys and sells only

Transactions

10 filings · page 2

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Nov 5, 2025	Cole Martin I	Director	Sell	10,000	$161.32	$1,613,212.34	-2.0%	+81.3%	-
Nov 3, 2025	Tan Irving	Chief Executive Officer	Sell	20,000	$150.69	$3,013,784.08	-0.5%	+71.0%	-
Sep 4, 2025	Gubbi Vidyadhara K	Chief Of Global Operations	Sell	11,343	$90.29	$1,024,161.74	-7.0%	+71.9%	-
Aug 28, 2025	Zamiska Gene M.46	SVP &Princ. Acctg Officer	Sale+OE	353	$80.90	$28,557.70	-1.3%	+92.3%	-
Aug 26, 2025	Zamiska Gene M.46	SVP &Princ. Acctg Officer	Sale+OE	814	$79.10	$64,387.40	-2.8%	+89.3%	-
Aug 22, 2025	Zamiska Gene M.46	SVP, Global Accounting &Chief	Sale+OE	4,988	$75.35	$375,846.64	-7.5%	+82.2%	-
Aug 22, 2025	Tregillis Cynthia L	Chief Legal Officer &Corp Sec	Sale+OE	14,067	$74.78	$1,051,930.26	-9.4%	+82.2%	-
Aug 19, 2025	Tan Irving	Chief Executive Officer	Sale+OE	8,621	$75.90	$654,333.90	-1.4%	+114.1%	-
Aug 13, 2025	Gubbi Vidyadhara K	Chief Of Global Ops	Sell	9,544	$75.69	$722,358.85	-2.9%	+123.5%	-
Jun 17, 2025	Zamiska Gene M.46	SVP &Princ. Acctg Officer	Sell	245	$58.01	$14,212.45	-0.6%	+74.8%	-

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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC