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

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $26,026,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 216,100 17,167,000 65.96% Call
2 Timber Hill LLC 107,300 8,524,000 32.75% Call
3 SIMPLEX TRADING, LLC 804 333,000 1.28% Call
4 SG Americas Securities, LLC 16,400 2,000 0.01%

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.