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WESTERN DIGITAL CORP
WESTERN DIGITAL CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 6 Institutional holders with a total value of $22,861,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 165,200 15,035,000 65.77% Put
2 Timber Hill LLC 60,200 5,479,000 23.97% Put
3 Allianz Asset Management GmbH 14,500 1,320,000 5.77% Put
4 Virtu KCG Holdings LLC 7,100 646,000 2.83% Put
5 SIMPLEX TRADING, LLC 453 213,000 0.93% Put
6 SG Americas Securities, LLC 39,700 168,000 0.73% Put

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.