TrackerSEC 13F ownership
Stable ownershipWestern Digital Corporation institutional positioning
Western Digital Corporation shows stable ownership in the latest SEC 13F quarter: -7.4% reported shares, 44 managers reporting.
13F value90.9B+42.7% versus prior quarter
Reported shares309.9M-7.4% versus prior quarter
Managers44-12 manager change
Option tilt-40.3%Call less put value share
13F ownership trend
Q4 '23 to Q1 '26Reported value path, quarterly change, and manager coverage
Latest reported value90.9B+42.7% QoQ
Trend over chart+490.7%Q4 '23 to Q1 '26
Manager positions1,409+232 QoQ
SEC 13F ownership historyDec 31, 2023Quarterly SEC 13F history1 companiesReported value 15.4BValue change +31.6%Reported shares 301.3MManagers 616This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Mar 31, 2024Quarterly SEC 13F history1 companiesReported value 20.4BValue change +32.3%Reported shares 298.4MManagers 692This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Jun 30, 2024Quarterly SEC 13F history1 companiesReported value 25.9BValue change +27.3%Reported shares 335.8MManagers 772This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Sep 30, 2024Quarterly SEC 13F history1 companiesReported value 22.9BValue change -11.6%Reported shares 317.8MManagers 707This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Dec 31, 2024Quarterly SEC 13F history1 companiesReported value 21.1BValue change -7.8%Reported shares 336.1MManagers 724This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Mar 31, 2025Quarterly SEC 13F history1 companiesReported value 14.9BValue change -29.5%Reported shares 351.9MManagers 674This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Jun 30, 2025Quarterly SEC 13F history1 companiesReported value 24.4BValue change +64.1%Reported shares 365.2MManagers 762This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Sep 30, 2025Quarterly SEC 13F history1 companiesReported value 45.2BValue change +84.9%Reported shares 344.6MManagers 969This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Dec 31, 2025Quarterly SEC 13F history1 companiesReported value 63.7BValue change +40.9%Reported shares 334.7MManagers 1,177This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow. Mar 31, 2026Quarterly SEC 13F history1 companiesReported value 90.9BValue change +42.7%Reported shares 309.9MManagers 1,409This is a delayed quarterly ownership snapshot, useful for sponsorship trend, not intraday flow.
Reported value path QoQ value change Manager-position coverage