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

Institutional Holders (2015Q4)
Portfolio Summary: 6 Institutional holders with a total value of $22,146,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 218,200 13,103,000 59.17% Call
2 Timber Hill LLC 56,900 3,417,000 15.43% Call
3 LOEWS CORP 50,000 3,003,000 13.56% Call
4 JPMORGAN CHASE & CO 42,500 2,552,000 11.52% Call
5 SIMPLEX TRADING, LLC 593 70,000 0.32% Call
6 SG Americas Securities, LLC 16,400 1,000 0.00% Call

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.