NIM
IONS icon

NEOS Investment Management’s Ionis Pharmaceuticals IONS Stock Holding History

NEOS Investment Management’s Portfolio IONS Stock Details IONS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-8,557
Closed -$677K – 616
2025
Q4 		$677K Sell
8,557
-3,749
-30% -$282K ﹤0.01% 583
2025
Q3 		$805K Sell
12,306
-15,855
-56% -$774K 0.01% 542
2025
Q2 		$1.11M Buy
28,161
+3,020
+12% +$98.8K 0.01% 461
2025
Q1 		$759K Sell
25,141
-31,703
-56% -$1.04M 0.01% 471
2024
Q4 		$1.99M Sell
56,844
-2,400
-4% -$89.7K 0.05% 296
2024
Q3 		$2.37M Buy
59,244
+14,186
+31% +$660K 0.07% 242
2024
Q2 		$2.15M Buy
45,058
+7,755
+21% +$318K 0.09% 206
2024
Q1 		$1.62M Buy
37,303
+28,397
+319% +$1.35M 0.1% 192
2023
Q4 		$451K Buy
+8,906
New +$427K 0.04% 303

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

NEOS Investment Management's IONS Position: Q1 2026 in Review

NEOS Investment Management sold out of Ionis Pharmaceuticals (IONS) in Q1 2026, closing a stake of 8,557 shares — an estimated $677K sold.

NEOS Investment Management first reported a position in IONS in Q4 2023 and held it in 9 quarters. The position peaked at $2.37M in Q3 2024. 496 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

  • NEOS Investment Management reported no remaining Ionis Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • NEOS Investment Management sold 8,557 Ionis Pharmaceuticals shares in Q1 2026, an estimated $677K.
  • NEOS Investment Management first reported a position in Ionis Pharmaceuticals in Q4 2023 and held it in 9 quarters.
  • NEOS Investment Management's Ionis Pharmaceuticals position peaked at $2.37M in Q3 2024.
  • 496 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

Based on NEOS Investment Management's 13F filing for Q1 2026, filed 15 May 2026.