Dark
Light
System
Security
GILEAD SCIENCES INC
GILEAD SCIENCES INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 15 Institutional holders with a total value of $310,829,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 9,754 98,701,000 31.75% Call
2 CITADEL ADVISORS LLC 727,100 73,575,000 23.67% Call
3 Timber Hill LLC 380,800 38,533,000 12.40% Call
4 JPMORGAN CHASE & CO 327,400 33,130,000 10.66% Call
5 GROUP ONE TRADING LLC 233,500 23,628,000 7.60% Call
6 CMT Asset Management Ltd 148,100 14,986,000 4.82% Call
7 Virtu KCG Holdings LLC 107,900 10,918,000 3.51% Call
8 Allianz Asset Management GmbH 56,700 5,737,000 1.85% Call
9 COMMERZBANK AKTIENGESELLSCHAFT /FI 50,000 5,060,000 1.63% Call
10 SG Americas Securities, LLC 573,000 3,980,000 1.28% Call
11 SIMPLEX TRADING, LLC 2,361 1,281,000 0.41% Call
12 EcoR1 Capital, LLC 11,800 1,194,000 0.38% Call
13 Catalyst Capital Advisors LLC 75 67,000 0.02% Call
14 Rothschild Capital Partners, LLC 82 39,000 0.01% Call
15 AMERICAN INTERNATIONAL GROUP, INC. 11 0 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.