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ISIS PHARMACEUTICALS INC
ISIS PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 6 Institutional holders with a total value of $35,629,025.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 285,300 17,614,000 49.44% Call
2 SABBY MANAGEMENT, LLC 1,209 7,464,000 20.95% Call
3 Timber Hill LLC 89,000 5,495,000 15.42% Call
4 CITADEL ADVISORS LLC 64,300 3,970,000 11.14% Call
5 SIMPLEX TRADING, LLC 692 911,000 2.56% Call
6 LUPO SECURITIES, LLC 88 175,025 0.49% 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.