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

Institutional Holders (2016Q4)
Portfolio Summary: 10 Institutional holders with a total value of $39,070,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Pentwater Capital Management LP 180,000 12,231,000 31.31% Call
2 Timber Hill LLC 131,000 8,901,000 22.78% Call
3 Hudson Bay Capital Management LP 125,000 8,494,000 21.74% Call
4 LOEWS CORP 50,000 3,398,000 8.70% Call
5 JPMORGAN CHASE & CO 31,451 2,137,000 5.47% Call
6 GROUP ONE TRADING LLC 17,000 1,155,000 2.96% Call
7 Allianz Asset Management GmbH 16,000 1,087,000 2.78% Call
8 MAPLE ROCK CAPITAL PARTNERS, INC. 8,351 1,068,000 2.73% Call
9 SIMPLEX TRADING, LLC 1,290 565,000 1.45% Call
10 BLAIR WILLIAM & CO/IL 500 34,000 0.09% 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.