IONS IONIS PHARMACEUTICALS INC

Ownership history in SECTOR GAMMA AS  ·  33 quarters on record

This page tracks every 13F SEC filing in which SECTOR GAMMA AS reported a position in IONIS PHARMACEUTICALS INC (IONS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
4.4% (2025 Q3)
Avg. % of fund
2.27%
First filed
2017 Q4
Last filed
2025 Q4
Quarters held
33
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 184,977 -85,986 -31.7% 3.34% $14.6M $79.11
2025 Q3 REDUCED 270,963 -14,879 -5.2% 4.40% $17.7M $65.42
2025 Q2 UNCHANGED 285,842 0% 3.69% $11.3M $39.51
2025 Q1 ADDED 285,842 +50,000 +21.2% 2.76% $8.6M $30.17
2024 Q4 ADDED 235,842 +25,000 +11.9% 2.83% $8.2M $34.96
2024 Q3 ADDED 210,842 +40,842 +24.0% 2.56% $8.4M $40.06
2024 Q2 REDUCED 170,000 -5,507 -3.1% 3.03% $8.1M $47.66
2024 Q1 ADDED 175,507 +30,495 +21.0% 2.14% $7.6M $43.35
2023 Q4 REDUCED 145,012 -20,604 -12.4% 1.78% $7.3M $50.59
2023 Q3 ADDED 165,616 +5,215 +3.3% 1.92% $7.5M $45.36
23 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    IONS price (monthly, adj. close)
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