Ionis Pharmaceuticals Inc (IONS)

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Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1.
Two Sigma Advisors

John Overdeck And David Siegel

3,052,111 $241,452,501 +48% 0.47%
2. 2,134,636 $168,871,054 -12% 0.03%
3.
Deerfield Management

James E. Flynn

1,979,669 $156,611,615 2%
4.
Baker Bros. Advisors

Julian Baker And Felix Baker

1,791,841 $141,752,542 +217% 0.83%
5. 1,700,000 $134,487,000 -56% 2.4%