Group One Trading’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
Q1 | $142K | Sell |
1,892
-1,886
| -50% | -$149K | ﹤0.01% | 4407 |
|
|
2025
Q4 | $299K | Sell |
3,778
-1,018
| -21% | -$76.7K | ﹤0.01% | 4015 |
|
|
2025
Q3 | $314K | Buy |
+4,796
| New | +$234K | ﹤0.01% | 4174 |
|
|
2024
Q1 | – | Sell |
-1,018
| Closed | -$48.5K | – | 7467 |
|
|
2023
Q4 | $51.5K | Buy |
1,018
+700
| +220% | +$33.5K | ﹤0.01% | 5035 |
|
|
2023
Q3 | $14.4K | Buy |
+318
| New | +$13.1K | ﹤0.01% | 6124 |
|
|
2023
Q1 | – | Sell |
-15,463
| Closed | -$581K | – | 7542 |
|
|
2022
Q4 | $584K | Buy |
+15,463
| New | +$650K | ﹤0.01% | 2902 |
|
|
2022
Q3 | – | Sell |
-4,654
| Closed | -$196K | – | 7840 |
|
|
2022
Q2 | $172K | Buy |
+4,654
| New | +$175K | ﹤0.01% | 4442 |
|
|
2022
Q1 | – | Sell |
-36,268
| Closed | -$1.19M | – | 8327 |
|
|
2021
Q4 | $1.1M | Buy |
36,268
+4,735
| +15% | +$149K | ﹤0.01% | 3260 |
|
|
2021
Q3 | $1.06M | Buy |
31,533
+3
| +0% | +$113 | ﹤0.01% | 3351 |
|
|
2021
Q2 | $1.26M | Buy |
31,530
+2,619
| +9% | +$103K | ﹤0.01% | 3145 |
|
|
2021
Q1 | $1.3M | Buy |
+28,911
| New | +$1.61M | ﹤0.01% | 2931 |
|
|
2020
Q1 | – | Sell |
-12,345
| Closed | -$688K | – | 5492 |
|
|
2019
Q4 | $746K | Buy |
+12,345
| New | +$736K | 0.01% | 2122 |
|
|
2019
Q3 | – | Sell |
-77,103
| Closed | -$5.03M | – | 5328 |
|
|
2019
Q2 | $4.96M | Buy |
77,103
+23,752
| +45% | +$1.68M | 0.04% | 520 |
|
|
2019
Q1 | $4.33M | Sell |
53,351
-4,324
| -7% | -$279K | 0.05% | 506 |
|
|
2018
Q4 | $3.12M | Sell |
57,675
-18,234
| -24% | -$930K | 0.03% | 753 |
|
|
2018
Q3 | $3.92M | Sell |
75,909
-30,787
| -29% | -$1.45M | 0.03% | 720 |
|
|
2018
Q2 | $4.45M | Buy |
106,696
+67,941
| +175% | +$3.01M | 0.04% | 609 |
|
|
2018
Q1 | $1.71M | Sell |
38,755
-99,542
| -72% | -$5.06M | 0.02% | 1120 |
|
|
2017
Q4 | $6.96M | Sell |
138,297
-8,075
| -6% | -$443K | 0.05% | 472 |
|
|
2017
Q3 | $7.42M | Buy |
146,372
+4,438
| +3% | +$232K | 0.07% | 356 |
|
|
2017
Q2 | $7.22M | Sell |
141,934
-43,016
| -23% | -$2M | 0.08% | 318 |
|
|
2017
Q1 | $7.43M | Buy |
184,950
+45,561
| +33% | +$2.05M | 0.09% | 267 |
|
|
2016
Q4 | $6.67M | Sell |
139,389
-33,493
| -19% | -$1.33M | 0.06% | 329 |
|
|
2016
Q3 | $6.33M | Buy |
172,882
+59,483
| +52% | +$1.86M | 0.07% | 324 |
|
|
2016
Q2 | $2.64M | Buy |
113,399
+72,609
| +178% | +$2.34M | 0.03% | 662 |
|
|
2016
Q1 | $1.65M | Sell |
40,790
-87,949
| -68% | -$3.57M | 0.02% | 881 |
|
|
2015
Q4 | $7.97M | Sell |
128,739
-33,420
| -21% | -$1.8M | 0.09% | 213 |
|
|
2015
Q3 | $6.55M | Sell |
162,159
-3,767
| -2% | -$195K | 0.09% | 261 |
|
|
2015
Q2 | $9.55M | Buy |
165,926
+52,119
| +46% | +$3.31M | 0.13% | 159 |
|
|
2015
Q1 | $7.25M | Buy |
113,807
+34,682
| +44% | +$2.35M | 0.11% | 157 |
|
|
2014
Q4 | $4.88M | Sell |
79,125
-8,905
| -10% | -$439K | 0.07% | 302 |
|
|
2014
Q3 | $3.42M | Buy |
88,030
+28,404
| +48% | +$1.01M | 0.05% | 430 |
|
|
2014
Q2 | $2.05M | Buy |
59,626
+13,303
| +29% | +$419K | 0.03% | 673 |
|
|
2014
Q1 | $2M | Buy |
+46,323
| New | +$2.25M | 0.03% | 620 |
|
|
2013
Q4 | – | Sell |
-3,994
| Closed | -$142K | – | 5356 |
|
|
2013
Q3 | $150K | Sell |
3,994
-37,860
| -90% | -$1.13M | ﹤0.01% | 2646 |
|
|
2013
Q2 | $1.13M | Buy |
+41,854
| New | +$890K | 0.03% | 739 |
|
Other funds holding IONS
VPM
VCM
Group One Trading's IONS Position: Q1 2026 in Review
Group One Trading reduced its Ionis Pharmaceuticals (IONS) stake by 50% in Q1 2026, selling an estimated $149K and leaving 1,892 shares worth $142K. The position accounts for ﹤0.01% of the portfolio, ranked #4407.
Group One Trading first reported a position in IONS in Q2 2013 and has held it in 36 quarters since. The position peaked at $9.55M in Q2 2015. 494 funds tracked by Wall St. Rank hold IONS as of Q1 2026.
- Group One Trading held 1,892 shares of Ionis Pharmaceuticals worth $142K as of Q1 2026.
- Group One Trading sold 1,886 Ionis Pharmaceuticals shares in Q1 2026, an estimated $149K.
- Ionis Pharmaceuticals made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4407 holding.
- Group One Trading first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 36 quarters since.
- Group One Trading's Ionis Pharmaceuticals position peaked at $9.55M in Q2 2015.
- 494 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.
Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.