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Position history for CAPSTONE INVESTMENT ADVISORS, LLCCAPSTONE INVESTMENT ADVISORS, LLC's holdings in WESTERN DIGITAL CORP

Yes. Capstone Investment Advisors holds 80,500,000 shares of WESTERN DIGITAL, worth $1.4B, as of its Q2 2026 13F filing. The share count is unchanged from Q1 2026. Capstone Investment Advisors has held WESTERN DIGITAL since Q3 2025, across 4 quarterly 13F filings. WESTERN DIGITAL is 2.5% of Capstone Investment Advisors' reported 13F portfolio.

Current Value

$1.4B

Current Shares

80.5M

Total Value Change

+$1.2B

Total Shares Change

+26M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Unchanged
80.5M
0.0%
$1.4B2.5%—
0
2026-Q1
Increased
80.5M
+36.4%
$576.5M1.0%—
65
2025-Q4
Increased
59M
+8.3%
$270.6M0.5%—
47
2025-Q3
New
54.5M
—
$174.9M0.3%—
50

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