WESTERN DIGITAL CORP (WDC) - Insider Holders & Insider Ownership

List of insiders holdings for WESTERN DIGITAL CORP:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1HITACHI LTD
See Remarks		2014-11-14 06:10:036,250,000
0		6,250,000Form 13D
2Bigfoot Ventures Ltd.
Other		2009-06-05 09:20:47970,000
0		970,000Form 3
3Goeckeler David
Chief Executive Officer		2024-12-02 17:13:05812,303
0		812,303Form 4
4Tan Irving
Chief Executive Officer		2026-02-24 17:44:08624,973
0		624,973Form 4
5JABRE WISSAM G
EVP & CFO		2025-03-03 20:54:06335,672
0		335,672Form 4
6Sivaram Srinivasan
President, Tech & Strategy		2023-09-06 17:30:04310,314
0		310,314Form 4
7LEYDEN TIMOTHY M
CFO		2014-09-09 19:03:23237,501
0		237,501Form 4
8CORDANO MICHAEL D
President and COO		2020-02-14 17:27:13227,081
0		227,081Form 4
9RAY MICHAEL CHARLES
EVP, Chief Legal Officer & Sec		2023-11-28 17:08:48178,008
0		178,008Form 4
10Hunkler Sean
EVP, Global Operations		2021-09-17 19:02:16158,055
0		158,055Form 4
11WELSH JAMES K
EVP & GM, Branded Products		2012-08-06 18:57:38145,055
1,450		146,505Form 4
12BHATIA MANISH H
EVP Silicon Operations		2017-08-21 20:07:47135,768
0		135,768Form 4
13Tregillis Cynthia L
Chief Legal Officer & Corp Sec		2026-02-24 17:44:14135,438
0		135,438Form 4
14EULAU ROBERT K
EVP & CFO		2021-09-17 18:49:29133,184
0		133,184Form 4
15SODERBERY ROBERT
EVP & GM, Flash Business		2024-12-02 17:13:11132,940
0		132,940Form 4
16Gubbi Vidyadhara K
Chief of Global Operations		2026-02-24 17:43:58126,577
0		126,577Form 4
17DeMaria Jacqueline
EVP & Chief Human Res Officer		2018-03-08 19:15:58124,379
0		124,379Form 4
18Davis Brian Scott
Chief Sales & Mrktng Officer		2026-02-24 17:43:46121,311
0		121,311Form 4
19MORRIS JAMES D
EVP & GM, Storage Products		2012-05-18 17:39:28109,977
0		109,977Form 4
20Bennett Don R
Interim CFO		2025-03-10 18:11:26104,554
0		104,554Form 4
21CARRILLO JOSEPH R
Principal Accounting Officer		2012-07-31 18:24:5492,786
0		92,786Form 4
22FINKBEINER MARTIN W.
EVP Operations		2010-12-03 19:49:5375,123
0		75,123Form 4
23Fink Martin
EVP & CTO		2019-09-06 19:48:3468,434
0		68,434Form 4
24BUKATY RAYMOND M
Sr VP, Admin, Gen Cnsl & Secty		2010-09-14 17:55:4765,752
0		65,752Form 4
25Sundberg Lori S
EVP & Chief Human Res Officer		2021-08-10 18:02:0062,795
0		62,795Form 4
26BEHRENDT PETER D
Director		2011-08-24 18:50:1961,891
500		62,391Form 4
27FETAH DAVID C
V.P., Human Resources		2004-01-02 18:07:3462,217
0		62,217Form 4
28NICKL WOLFGANG U.
EVP & CFO		2013-10-30 18:59:1854,771
0		54,771Form 4
29BOOTH I MACALLISTER
Director		2004-11-22 19:34:3320,211
24,108		44,319Form 4
30COTE KATHLEEN A
Director		2020-11-19 19:05:2941,027
0		41,027Form 4
31MOORE ROGER H
Director		2014-11-06 20:07:3233,242
0		33,242Form 4
32MASSENGILL MATTHEW E
Director		2026-02-06 18:09:2328,897
500		29,397Form 4
33PARDUN THOMAS E
Director		2015-11-05 20:23:0426,959
0		26,959Form 4
34LAMBERT MICHAEL D
Director		2019-11-12 20:12:2326,324
0		26,324Form 4
35Caulfield Thomas
Director		2024-11-22 17:27:3121,737
0		21,737Form 4
36DENERO HENRY T
Director		2019-11-12 20:09:3518,860
0		18,860Form 4
37KIMSEY WILLIAM L
Director		2014-11-06 20:06:2418,518
0		18,518Form 4
38MOGHADAM HOSSEIN M
Senior VP & CTO		2009-12-04 19:08:1318,393
0		18,393Form 4
39Suzuki Miyuki
Director		2024-11-22 17:28:4618,160
0		18,160Form 4
40MILLIGAN STEPHEN D
Director		2020-04-21 18:37:5513,691
0		13,691Form 4
41LEONETTI OLIVIER
EVP and CFO		2016-08-08 19:58:1912,280
0		12,280Form 4
42SHAKEEL ARIF
Director		2014-11-06 20:08:418,058
0		8,058Form 4
43Price Paula A
Director		2022-02-01 19:55:317,545
0		7,545Form 4
44LONG MARK P
Pres WD Capital, CSO & CFO		2019-04-17 19:41:376,010
0		6,010Form 4
45KIDDOO BRUCE E
Director		2026-02-13 18:18:234,753
0		4,753Form 4
46COYNE JOHN F
CEO		2012-12-28 20:18:412,000
0		2,000Form 4
47CAMPBELL STEVEN GLENN
EVP & Chief Technology Officer		2017-01-19 19:48:101,781
0		1,781Form 4
48Robertson Donald F Jr
VP, Finance & CAO		2019-04-17 19:43:091,071
0		1,071Form 4
49MURPHY JAMES J
Exec Officer, Storage Devcs BU		2015-10-19 20:37:57991.89
0		991.89Form 4
50Shihab Ahmed Mohammed
Chief Product Officer		2025-12-22 16:51:28571.64
0		571.64Form 4
51Sennesael Kris
Chief Financial Officer		2025-12-22 16:51:19508.61
0		508.61Form 4
52Zamiska Gene M.
SVP & Princ. Acctg Officer		2025-09-22 18:26:2672.49
0		72.49Form 4
53Lauer Len J
Director		2020-01-23 19:21:2038.95
0		38.95Form 4
54MEHROTRA SANJAY
Director		2017-01-19 19:54:5228.55
0		28.55Form 4
55Feller Brad
SVP & Chief Accounting Officer		2025-12-22 16:50:287.0758
0		7.0758Form 4
56Cole Martin I
Director		2025-12-22 16:50:101.3678
0		1.3678Form 4
57Oulman Roxanne
Director		2025-12-22 16:51:131.1321
0		1.1321Form 4
58DOLUCA TUNC
Director		2025-12-22 16:50:221.1321
0		1.1321Form 4
59STREETER STEPHANIE A
Director		2025-12-22 16:51:341.1321
0		1.1321Form 4
60Alexy Kimberly
Director		2025-12-22 16:50:051.1321
0		1.1321Form 4
61Rayman Reed B
Director		2023-05-24 17:28:120
0		0Form 4
62YAMAMURA MASAHIRO
Director		2012-05-29 18:22:140
0		0Form 3
63OKA KENSUKE
Director		2012-05-29 18:16:250
0		0Form 3
64YAMAMOTO AKIO
Director		2013-09-20 17:40:120
0		0Form 3