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

Institutional Holders (2014Q1)
Portfolio Summary: 4 Institutional holders with a total value of $18,541,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 1,584 6,844,000 36.91% Call
2 GROUP ONE TRADING LLC 133,400 5,764,000 31.09% Call
3 Timber Hill LLC 88,500 3,824,000 20.62% Call
4 CITADEL ADVISORS LLC 48,800 2,109,000 11.37% 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.