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

Institutional Holders (2016Q3)
Portfolio Summary: 6 Institutional holders with a total value of $30,327,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PFM Health Sciences, LP 349,800 12,817,000 42.26% Call
2 SABBY MANAGEMENT, LLC 2,171 7,955,000 26.23% Call
3 GROUP ONE TRADING LLC 197,000 7,218,000 23.80% Call
4 Timber Hill LLC 51,900 1,902,000 6.27% Call
5 Partner Investment Management, L.P. 8,000 293,000 0.97% Call
6 SIMPLEX TRADING, LLC 403 142,000 0.47% 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.