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

Institutional Holders (2015Q3)
Portfolio Summary: 5 Institutional holders with a total value of $16,180,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 258,800 10,461,000 64.65% Put
2 Timber Hill LLC 89,500 3,618,000 22.36% Put
3 CITADEL ADVISORS LLC 42,900 1,734,000 10.72% Put
4 SIMPLEX TRADING, LLC 439 350,000 2.16% Put
5 LUPO SECURITIES, LLC 12 17,000 0.11% Put

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.