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Teza Capital Management’s Ionis Pharmaceuticals IONS Stock Holding History

Teza Capital 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
2025
Q3 		– Sell
-6,604
Closed -$261K – 175
2025
Q2 		$261K Sell
6,604
-3,640
-36% -$119K 0.19% 207
2025
Q1 		$309K Buy
10,244
+1,719
+20% +$56.3K 0.14% 251
2024
Q4 		$298K Sell
8,525
-2,075
-20% -$77.6K 0.05% 359
2024
Q3 		$425K Sell
10,600
-14,559
-58% -$677K 0.05% 417
2024
Q2 		$1.2M Sell
25,159
-4,777
-16% -$196K 0.15% 215
2024
Q1 		$1.3M Buy
29,936
+20,203
+208% +$963K 0.17% 163
2023
Q4 		$492K Buy
+9,733
New +$466K 0.08% 300
2023
Q3 		– Sell
-5,134
Closed -$211K – 679
2023
Q2 		$211K Buy
+5,134
New +$197K 0.03% 499
2023
Q1 		– Sell
-12,624
Closed -$477K – 598
2022
Q4 		$477K Buy
12,624
+2,376
+23% +$99.9K 0.09% 338
2022
Q3 		$453K Sell
10,248
-1,977
-16% -$83.3K 0.09% 310
2022
Q2 		$453K Buy
12,225
+4,707
+63% +$177K 0.17% 220
2022
Q1 		$278K Sell
7,518
-4,327
-37% -$142K 0.1% 302
2021
Q4 		$360K Buy
+11,845
New +$373K 0.1% 287
2020
Q3 		– Sell
-5,749
Closed -$339K – 490
2020
Q2 		$339K Sell
5,749
-1,419
-20% -$78.9K 0.08% 367
2020
Q1 		$339K Buy
+7,168
New +$400K 1.08% 27

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 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
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Teza Capital Management's IONS Position: Q3 2025 in Review

Teza Capital Management sold out of Ionis Pharmaceuticals (IONS) in Q3 2025, closing a stake of 6,604 shares — an estimated $261K sold.

Teza Capital Management first reported a position in IONS in Q1 2020 and held it in 15 quarters. The position peaked at $1.3M in Q1 2024. 435 funds tracked by Wall St. Rank hold IONS as of Q3 2025.

  • Teza Capital Management reported no remaining Ionis Pharmaceuticals position as of Q3 2025 after selling out during the quarter.
  • Teza Capital Management sold 6,604 Ionis Pharmaceuticals shares in Q3 2025, an estimated $261K.
  • Teza Capital Management first reported a position in Ionis Pharmaceuticals in Q1 2020 and held it in 15 quarters.
  • Teza Capital Management's Ionis Pharmaceuticals position peaked at $1.3M in Q1 2024.
  • 435 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q3 2025.

Based on Teza Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.