Ionis Pharmaceuticals Inc (IONS)

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Hedge Fund Popularity

2013201420152016201720182019202020212022202320240510152025303540455055# of Hedge Fund PositionsShare Price - $49Avg. Share Price (Market)# of Hedge Fund Positions

13F filing is ongoing

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

Samuel Isaly

2,817,347 $98,494,451 +22% 2.02%
2.
Weiss Asset ManagementNOTE 4/0

Andrew Weiss

78,966,000 $76,503,241 +193% 1.57%
3. 2,165,916 $75,720,424 +440% 0.01%
4. 1,933,928 $67,610,123 -13% 2.52%
5.
Steelhead PartnersNOTE 4/0

Michael Johnston

50,000,000 $48,440,750 +20% 2.43%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$36.23 2,500 Director 35,219 2024-12-23 Filing
$36.20 2,500 Director 32,719 2024-12-23 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$28.37 680 Officer 56,660 2025-04-16 Filing
$28.36 3,016 Officer 11,199 2025-04-16 Filing
$28.40 3,928 Officer 31,926 2025-04-16 Filing
$32.32 140 Officer, Director 180,980 2025-03-11 Filing
$32.35 1,207 Officer 56,245 2025-02-20 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 30,793,000 $29,939,757 0.96%
2. 25,689,000 $24,944,019 0.11%
3. 544,633 $16,431,584 0%
4. 500,451 $15,098,608 0.06%
5. 328,904 $9,340,874 1.21%
News See All