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Caption Management’s Ionis Pharmaceuticals IONS Stock Holding History

Caption 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 		$1.17M Buy
+15,591
New +$1.23M 0.01% 976
2025
Q1 		– Sell
-5,417
Closed -$177K – 1784
2024
Q4 		$189K Sell
5,417
-21,183
-80% -$792K ﹤0.01% 1287
2024
Q3 		$1.07M Sell
26,600
-133,400
-83% -$6.21M 0.02% 757
2024
Q2 		$7.63M Buy
+160,000
New +$6.56M 0.12% 185
2023
Q2 		– Sell
-27,200
Closed -$1.05M – 1258
2023
Q1 		$972K Buy
27,200
+14,200
+109% +$533K 0.02% 645
2022
Q4 		$491K Buy
+13,000
New +$547K 0.01% 930
2022
Q1 		– Sell
-12,000
Closed -$366K – 1691
2021
Q4 		$366K Sell
12,000
-108,993
-90% -$3.43M ﹤0.01% 1323
2021
Q3 		$4.06M Buy
120,993
+24,986
+26% +$941K 0.05% 532
2021
Q2 		$3.83M Buy
+96,007
New +$3.76M 0.05% 445
2021
Q1 		– Sell
-45,127
Closed -$2.52M – 1226
2020
Q4 		$2.55M Sell
45,127
-79,873
-64% -$3.98M 0.06% 378
2020
Q3 		$5.93M Sell
125,000
-33,276
-21% -$1.85M 0.14% 176
2020
Q2 		$9.33M Buy
+158,276
New +$8.8M 0.31% 64

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Caption Management's IONS Position: Q1 2026 in Review

Caption Management opened a new position in Ionis Pharmaceuticals (IONS) in Q1 2026: 15,591 shares worth $1.17M. The stake represents 0.01% of the portfolio and ranks #976 among its holdings. This is a return to the name: Caption Management previously reported a position in IONS as recently as Q4 2024.

Caption Management first reported a position in IONS in Q2 2020 and has held it in 12 quarters since. The position peaked at $9.33M in Q2 2020. 493 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

  • Caption Management held 15,591 shares of Ionis Pharmaceuticals worth $1.17M as of Q1 2026.
  • Ionis Pharmaceuticals was a new Caption Management position in Q1 2026.
  • Ionis Pharmaceuticals made up 0.01% of Caption Management's portfolio in Q1 2026, its #976 holding.
  • Caption Management first reported a position in Ionis Pharmaceuticals in Q2 2020 and has held it in 12 quarters since.
  • Caption Management's Ionis Pharmaceuticals position peaked at $9.33M in Q2 2020.
  • 493 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

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