Insider · CIK 0001232826

MASSENGILL MATTHEW E

Reports to the SEC for 5 companies · SAN JOSE, CA

sec.gov

Transactions

Companies

Filings

CIK

0001232826

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-17	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+10.265 sh	—	—	121.111
2026-06-17	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+6.109 sh	—	—	110.846
2026-03-18	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+11.885 sh	—	—	104.737
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,300 sh	$262.77	−$604K	6,116
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,600 sh	$256.63	−$667K	34,326
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,200 sh	$264.99	−$583K	1,316
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−7,000 sh	$258.67	−$1.81M	22,915
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−4,411 sh	$257.69	−$1.14M	29,915
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−4,915 sh	$259.59	−$1.28M	18,000
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−916 sh	$265.92	−$244K	400
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−5,987 sh	$260.57	−$1.56M	12,013
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,600 sh	$264.01	−$686K	3,516
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−400 sh	$268.06	−$107K	0
2026-02-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−3,597 sh	$261.71	−$941K	8,416
2025-12-18	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+20.691 sh	—	—	92.852
2025-11-20	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+1,585 sh	—	—	28,897
2025-09-18	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+26.018 sh	—	—	72.161
2025-06-18	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+46.143 sh	—	—	46.143
2025-03-03	SNDKSandisk CorpA Award	Director	AAward	+4,840 sh	—	—	4,840
2024-11-20	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+4,542 sh	—	—	18,804
2023-11-15	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+6,300 sh	—	—	51,188
2022-11-16	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+7,962 sh	—	—	44,888
2021-11-16	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+4,958 sh	—	—	36,926
2020-11-18	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+6,825 sh	—	—	31,968
2020-11-14	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsM Exercise/Conversion	Director	MExercise/Conversion	−110.338 sh	—	—	0
2020-11-14	WDCWESTERN DIGITAL CORPM Exercise/Conversion	Director	MExercise/Conversion	+110 sh	—	—	25,143
2020-04-17	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+68.5 sh	—	—	110.338
2020-01-21	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+41.838 sh	—	—	41.838
2019-11-14	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+5,756 sh	—	—	25,033
2019-11-08	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,867 sh	$52.12	−$149K	19,520
2019-11-08	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−243 sh	$52.73	−$12.8K	19,277
2019-11-07	WDCWESTERN DIGITAL CORPM Exercise/Conversion	Director	MExercise/Conversion	+245 sh	—	—	22,387
2019-11-07	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsM Exercise/Conversion	Director	MExercise/Conversion	−245.18 sh	—	—	0
2019-10-22	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+52.394 sh	—	—	245.18
2019-07-15	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+55.928 sh	—	—	192.787
2019-04-15	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+58.364 sh	—	—	136.858
2019-01-14	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+78.495 sh	—	—	78.495
2018-11-07	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+5,975 sh	—	—	22,142
2018-11-05	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−1,681 sh	$47.68	−$80.1K	16,167
2018-11-02	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsM Exercise/Conversion	Director	MExercise/Conversion	−89.37 sh	—	—	0
2018-11-02	WDCWESTERN DIGITAL CORPM Exercise/Conversion	Director	MExercise/Conversion	+89 sh	—	—	17,848
2018-10-15	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+30.567 sh	—	—	89.37
2018-07-16	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+21.106 sh	—	—	58.803
2018-05-29	MICROSEMI CORPD Disposition to Issuer	Director	DDisposition to Issuer	−3,255 sh	—	—	0
2018-05-29	MICROSEMI CORPD Disposition to Issuer	Director	DDisposition to Issuer	−17.3K sh	—	—	0
2018-04-16	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+18.187 sh	—	—	37.697
2018-02-13	MICROSEMI CORPA Award	Director	AAward	+3,255 sh	—	—	3,255
2018-01-16	WDCWESTERN DIGITAL CORP · Dividend Equivalent RightsA Award	Director	AAward	+19.51 sh	—	—	19.51
2017-11-08	WDCWESTERN DIGITAL CORPS Sale	Director	SSale	−2,677 sh	$86.53	−$232K	17,759
2017-11-02	WDCWESTERN DIGITAL CORPA Award	Director	AAward	+3,273 sh	—	—	20,436

Recent filings

Accepted (ET)
Sep 214
MASSENGILL MATTHEW E0001266824-26-000208
SEC(opens sec.gov)
Jun 224
MASSENGILL MATTHEW E0001266824-26-000152
SEC(opens sec.gov)
Mar 194
MASSENGILL MATTHEW E0001266824-26-000064
SEC(opens sec.gov)
Feb 64
MASSENGILL MATTHEW E0001266824-26-000008
SEC(opens sec.gov)
Dec 224
MASSENGILL MATTHEW E0001266824-25-000287
SEC(opens sec.gov)
Nov 214
MASSENGILL MATTHEW E0001266824-25-000230
SEC(opens sec.gov)
Sep 224
MASSENGILL MATTHEW E0001266824-25-000203
SEC(opens sec.gov)
Jun 234
MASSENGILL MATTHEW E0001266824-25-000121
SEC(opens sec.gov)
Mar 44
MASSENGILL MATTHEW E0001363249-25-000021
SEC(opens sec.gov)
Nov 224
MASSENGILL MATTHEW E0001266824-24-000119
SEC(opens sec.gov)

Companies

Address

C/O WESTERN DIGITAL CORPORATION 5601 GREAT OAKS PARKWAY

SAN JOSE, CA, 95119