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		2025-11-26 16:36:31645,327
0		645,327Form 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
9Sennesael Kris
Chief Financial Officer		2025-11-24 17:45:39188,354
0		188,354Form 4
10RAY MICHAEL CHARLES
EVP, Chief Legal Officer & Sec		2023-11-28 17:08:48178,008
0		178,008Form 4
11Hunkler Sean
EVP, Global Operations		2021-09-17 19:02:16158,055
0		158,055Form 4
12Gubbi Vidyadhara K
Chief of Global Operations		2025-11-26 16:36:10149,426
0		149,426Form 4
13Tregillis Cynthia L
Chief Legal Officer & Corp Sec		2025-11-26 16:36:39147,608
0		147,608Form 4
14WELSH JAMES K
EVP & GM, Branded Products		2012-08-06 18:57:38145,055
1,450		146,505Form 4
15BHATIA MANISH H
EVP Silicon Operations		2017-08-21 20:07:47135,768
0		135,768Form 4
16EULAU ROBERT K
EVP & CFO		2021-09-17 18:49:29133,184
0		133,184Form 4
17SODERBERY ROBERT
EVP & GM, Flash Business		2024-12-02 17:13:11132,940
0		132,940Form 4
18Davis Brian Scott
Chief Sales & Mrktng Officer		2025-11-26 16:36:00132,930
0		132,930Form 4
19DeMaria Jacqueline
EVP & Chief Human Res Officer		2018-03-08 19:15:58124,379
0		124,379Form 4
20MORRIS JAMES D
EVP & GM, Storage Products		2012-05-18 17:39:28109,977
0		109,977Form 4
21Bennett Don R
Interim CFO		2025-03-10 18:11:26104,554
0		104,554Form 4
22CARRILLO JOSEPH R
Principal Accounting Officer		2012-07-31 18:24:5492,786
0		92,786Form 4
23FINKBEINER MARTIN W.
EVP Operations		2010-12-03 19:49:5375,123
0		75,123Form 4
24Fink Martin
EVP & CTO		2019-09-06 19:48:3468,434
0		68,434Form 4
25MASSENGILL MATTHEW E
Director		2025-11-21 17:31:5528,897
37,426		66,323Form 4
26BUKATY RAYMOND M
Sr VP, Admin, Gen Cnsl & Secty		2010-09-14 17:55:4765,752
0		65,752Form 4
27Sundberg Lori S
EVP & Chief Human Res Officer		2021-08-10 18:02:0062,795
0		62,795Form 4
28BEHRENDT PETER D
Director		2011-08-24 18:50:1961,891
500		62,391Form 4
29FETAH DAVID C
V.P., Human Resources		2004-01-02 18:07:3462,217
0		62,217Form 4
30NICKL WOLFGANG U.
EVP & CFO		2013-10-30 18:59:1854,771
0		54,771Form 4
31BOOTH I MACALLISTER
Director		2004-11-22 19:34:3320,211
24,108		44,319Form 4
32STREETER STEPHANIE A
Director		2025-11-21 17:57:041,585
40,407		41,992Form 4
33Cole Martin I
Director		2025-11-21 17:31:1041,433
0		41,433Form 4
34COTE KATHLEEN A
Director		2020-11-19 19:05:2941,027
0		41,027Form 4
35DOLUCA TUNC
Director		2025-11-21 17:31:261,585
37,849		39,434Form 4
36MOORE ROGER H
Director		2014-11-06 20:07:3233,242
0		33,242Form 4
37Alexy Kimberly
Director		2025-11-26 16:35:483,585
25,722		29,307Form 4
38PARDUN THOMAS E
Director		2015-11-05 20:23:0426,959
0		26,959Form 4
39LAMBERT MICHAEL D
Director		2019-11-12 20:12:2326,324
0		26,324Form 4
40Caulfield Thomas
Director		2024-11-22 17:27:3121,737
0		21,737Form 4
41DENERO HENRY T
Director		2019-11-12 20:09:3518,860
0		18,860Form 4
42KIMSEY WILLIAM L
Director		2014-11-06 20:06:2418,518
0		18,518Form 4
43MOGHADAM HOSSEIN M
Senior VP & CTO		2009-12-04 19:08:1318,393
0		18,393Form 4
44Suzuki Miyuki
Director		2024-11-22 17:28:4618,160
0		18,160Form 4
45MILLIGAN STEPHEN D
Director		2020-04-21 18:37:5513,691
0		13,691Form 4
46LEONETTI OLIVIER
EVP and CFO		2016-08-08 19:58:1912,280
0		12,280Form 4
47Feller Brad
SVP & Chief Accounting Officer		2025-11-24 17:45:149,907
0		9,907Form 4
48SHAKEEL ARIF
Director		2014-11-06 20:08:418,058
0		8,058Form 4
49Price Paula A
Director		2022-02-01 19:55:317,545
0		7,545Form 4
50LONG MARK P
Pres WD Capital, CSO & CFO		2019-04-17 19:41:376,010
0		6,010Form 4
51KIDDOO BRUCE E
Director		2025-11-21 17:31:365,663
0		5,663Form 4
52Oulman Roxanne
Director		2025-11-26 16:36:223,863
0		3,863Form 4
53COYNE JOHN F
CEO		2012-12-28 20:18:412,000
0		2,000Form 4
54CAMPBELL STEVEN GLENN
EVP & Chief Technology Officer		2017-01-19 19:48:101,781
0		1,781Form 4
55Robertson Donald F Jr
VP, Finance & CAO		2019-04-17 19:43:091,071
0		1,071Form 4
56MURPHY JAMES J
Exec Officer, Storage Devcs BU		2015-10-19 20:37:57991.89
0		991.89Form 4
57Shihab Ahmed Mohammed
Chief Product Officer		2025-09-22 18:25:42439.74
0		439.74Form 4
58Zamiska Gene M.
SVP & Princ. Acctg Officer		2025-09-22 18:26:2672.49
0		72.49Form 4
59Lauer Len J
Director		2020-01-23 19:21:2038.95
0		38.95Form 4
60MEHROTRA SANJAY
Director		2017-01-19 19:54:5228.55
0		28.55Form 4
61Rayman Reed B
Director		2023-05-24 17:28:120
0		0Form 4
62YAMAMOTO AKIO
Director		2013-09-20 17:40:120
0		0Form 3
63YAMAMURA MASAHIRO
Director		2012-05-29 18:22:140
0		0Form 3
64OKA KENSUKE
Director		2012-05-29 18:16:250
0		0Form 3