Trexquant Investment’s Ionis Pharmaceuticals IONS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $2.5M | Sell |
31,538
-182,107
| -85% | -$13.7M | 0.01% | 1098 |
|
|
2026
Q1 | $16M | Buy |
213,645
+81,404
| +62% | +$6.42M | 0.12% | 213 |
|
|
2025
Q4 | $10.5M | Sell |
132,241
-82,880
| -39% | -$6.24M | 0.09% | 296 |
|
|
2025
Q3 | $14.1M | Buy |
215,121
+86,252
| +67% | +$4.21M | 0.14% | 155 |
|
|
2025
Q2 | $5.09M | Buy |
+128,869
| New | +$4.22M | 0.06% | 521 |
|
|
2025
Q1 | – | Sell |
-84,913
| Closed | -$2.97M | – | 1699 |
|
|
2024
Q4 | $2.97M | Sell |
84,913
-45,945
| -35% | -$1.72M | 0.03% | 712 |
|
|
2024
Q3 | $5.24M | Buy |
130,858
+100,772
| +335% | +$4.69M | 0.07% | 456 |
|
|
2024
Q2 | $1.43M | Sell |
30,086
-55,266
| -65% | -$2.27M | 0.02% | 874 |
|
|
2024
Q1 | $3.7M | Sell |
85,352
-27,635
| -24% | -$1.32M | 0.07% | 415 |
|
|
2023
Q4 | $5.72M | Sell |
112,987
-70,362
| -38% | -$3.37M | 0.13% | 212 |
|
|
2023
Q3 | $8.32M | Buy |
183,349
+78,724
| +75% | +$3.25M | 0.21% | 117 |
|
|
2023
Q2 | $4.29M | Buy |
104,625
+72,013
| +221% | +$2.77M | 0.11% | 251 |
|
|
2023
Q1 | $1.17M | Sell |
32,612
-14,333
| -31% | -$538K | 0.03% | 674 |
|
|
2022
Q4 | $1.77M | Sell |
46,945
-8,619
| -16% | -$363K | 0.05% | 450 |
|
|
2022
Q3 | $2.46M | Buy |
55,564
+27,141
| +95% | +$1.14M | 0.09% | 299 |
|
|
2022
Q2 | $1.05M | Sell |
28,423
-19,339
| -40% | -$729K | 0.05% | 494 |
|
|
2022
Q1 | $1.77M | Buy |
47,762
+13,859
| +41% | +$454K | 0.08% | 297 |
|
|
2021
Q4 | $1.03M | Buy |
33,903
+20,606
| +155% | +$649K | 0.06% | 377 |
|
|
2021
Q3 | $446K | Buy |
+13,297
| New | +$501K | 0.04% | 583 |
|
|
2020
Q3 | – | Sell |
-29,759
| Closed | -$1.75M | – | 1364 |
|
|
2020
Q2 | $1.75M | Sell |
29,759
-17,740
| -37% | -$987K | 0.12% | 228 |
|
|
2020
Q1 | $2.25M | Buy |
+47,499
| New | +$2.65M | 0.16% | 182 |
|
|
2019
Q3 | – | Sell |
-11,383
| Closed | -$732K | – | 978 |
|
|
2019
Q2 | $732K | Sell |
11,383
-19,298
| -63% | -$1.36M | 0.07% | 382 |
|
|
2019
Q1 | $2.49M | Buy |
+30,681
| New | +$1.98M | 0.18% | 169 |
|
|
2017
Q3 | – | Sell |
-4,580
| Closed | -$233K | – | 896 |
|
|
2017
Q2 | $233K | Sell |
4,580
-2,320
| -34% | -$108K | 0.06% | 595 |
|
|
2017
Q1 | $277K | Buy |
+6,900
| New | +$310K | 0.04% | 800 |
|
|
2016
Q1 | – | Sell |
-13,500
| Closed | -$836K | – | 1034 |
|
|
2015
Q4 | $836K | Buy |
+13,500
| New | +$728K | 0.07% | 464 |
|
Other funds holding IONS
Trexquant Investment's IONS Position: Q2 2026 in Review
Trexquant Investment reduced its Ionis Pharmaceuticals (IONS) stake by 85% in Q2 2026, selling an estimated $13.7M and leaving 31,538 shares worth $2.5M. The position accounts for 0.01% of the portfolio, ranked #1098.
Trexquant Investment first reported a position in IONS in Q4 2015 and has held it in 26 quarters since. The position peaked at $16M in Q1 2026. 514 funds tracked by Wall St. Rank hold IONS as of Q2 2026.
- Trexquant Investment held 31,538 shares of Ionis Pharmaceuticals worth $2.5M as of Q2 2026.
- Trexquant Investment sold 182,107 Ionis Pharmaceuticals shares in Q2 2026, an estimated $13.7M.
- Ionis Pharmaceuticals made up 0.01% of Trexquant Investment's portfolio in Q2 2026, its #1098 holding.
- Trexquant Investment first reported a position in Ionis Pharmaceuticals in Q4 2015 and has held it in 26 quarters since.
- Trexquant Investment's Ionis Pharmaceuticals position peaked at $16M in Q1 2026.
- 514 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q2 2026.
Based on Trexquant Investment's 13F filing for Q2 2026, filed 14 Aug 2026.