Susquehanna International Group’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 | $56.8M | Buy |
755,800
+232,300
| +44% | +$18.3M | 0.01% | 1195 |
|
|
2025
Q4 | $41.4M | Buy |
523,500
+23,500
| +5% | +$1.77M | ﹤0.01% | 1528 |
|
|
2025
Q3 | $32.7M | Buy |
500,000
+69,400
| +16% | +$3.39M | ﹤0.01% | 1709 |
|
|
2025
Q2 | $17M | Buy |
430,600
+252,200
| +141% | +$8.25M | ﹤0.01% | 2174 |
|
|
2025
Q1 | $5.38M | Buy |
178,400
+39,300
| +28% | +$1.29M | ﹤0.01% | 3524 |
|
|
2024
Q4 | $4.86M | Buy |
139,100
+56,800
| +69% | +$2.12M | ﹤0.01% | 3637 |
|
|
2024
Q3 | $3.3M | Sell |
82,300
-306,000
| -79% | -$14.2M | ﹤0.01% | 4377 |
|
|
2024
Q2 | $18.5M | Buy |
388,300
+254,800
| +191% | +$10.5M | ﹤0.01% | 1810 |
|
|
2024
Q1 | $5.79M | Sell |
133,500
-295,200
| -69% | -$14.1M | ﹤0.01% | 3415 |
|
|
2023
Q4 | $21.7M | Buy |
428,700
+173,500
| +68% | +$8.31M | ﹤0.01% | 1728 |
|
|
2023
Q3 | $11.6M | Buy |
255,200
+111,100
| +77% | +$4.58M | ﹤0.01% | 2369 |
|
|
2023
Q2 | $5.91M | Sell |
144,100
-5,000
| -3% | -$192K | ﹤0.01% | 3257 |
|
|
2023
Q1 | $5.33M | Buy |
149,100
+52,100
| +54% | +$1.96M | ﹤0.01% | 3381 |
|
|
2022
Q4 | $3.66M | Sell |
97,000
-34,100
| -26% | -$1.43M | ﹤0.01% | 3711 |
|
|
2022
Q3 | $5.8M | Sell |
131,100
-34,400
| -21% | -$1.45M | ﹤0.01% | 2937 |
|
|
2022
Q2 | $6.13M | Buy |
165,500
+32,700
| +25% | +$1.23M | ﹤0.01% | 2863 |
|
|
2022
Q1 | $4.92M | Sell |
132,800
-8,500
| -6% | -$278K | ﹤0.01% | 3666 |
|
|
2021
Q4 | $4.3M | Sell |
141,300
-35,200
| -20% | -$1.11M | ﹤0.01% | 4012 |
|
|
2021
Q3 | $5.92M | Sell |
176,500
-52,300
| -23% | -$1.97M | ﹤0.01% | 3656 |
|
|
2021
Q2 | $9.13M | Sell |
228,800
-85,500
| -27% | -$3.35M | ﹤0.01% | 3060 |
|
|
2021
Q1 | $14.1M | Sell |
314,300
-24,800
| -7% | -$1.38M | ﹤0.01% | 2304 |
|
|
2020
Q4 | $19.2M | Buy |
339,100
+53,800
| +19% | +$2.68M | ﹤0.01% | 1783 |
|
|
2020
Q3 | $13.5M | Sell |
285,300
-86,900
| -23% | -$4.83M | ﹤0.01% | 1863 |
|
|
2020
Q2 | $21.9M | Buy |
372,200
+92,800
| +33% | +$5.16M | 0.01% | 1353 |
|
|
2020
Q1 | $13.2M | Sell |
279,400
-241,700
| -46% | -$13.5M | ﹤0.01% | 1479 |
|
|
2019
Q4 | $31.5M | Buy |
521,100
+6,900
| +1% | +$411K | 0.01% | 1091 |
|
|
2019
Q3 | $30.8M | Buy |
514,200
+98,800
| +24% | +$6.44M | 0.01% | 1028 |
|
|
2019
Q2 | $26.7M | Sell |
415,400
-376,700
| -48% | -$26.6M | 0.01% | 1087 |
|
|
2019
Q1 | $64.3M | Buy |
792,100
+243,800
| +44% | +$15.7M | 0.03% | 501 |
|
|
2018
Q4 | $29.6M | Buy |
548,300
+28,600
| +6% | +$1.46M | 0.01% | 846 |
|
|
2018
Q3 | $26.8M | Buy |
519,700
+226,200
| +77% | +$10.6M | 0.01% | 1098 |
|
|
2018
Q2 | $12.2M | Buy |
293,500
+15,400
| +6% | +$683K | ﹤0.01% | 1736 |
|
|
2018
Q1 | $12.3M | Buy |
278,100
+82,400
| +42% | +$4.19M | ﹤0.01% | 1607 |
|
|
2017
Q4 | $9.84M | Sell |
195,700
-239,200
| -55% | -$13.1M | ﹤0.01% | 1844 |
|
|
2017
Q3 | $22M | Sell |
434,900
-34,100
| -7% | -$1.79M | 0.01% | 1153 |
|
|
2017
Q2 | $23.9M | Sell |
469,000
-61,200
| -12% | -$2.85M | 0.01% | 1026 |
|
|
2017
Q1 | $21.3M | Buy |
530,200
+80,200
| +18% | +$3.6M | 0.01% | 1031 |
|
|
2016
Q4 | $21.5M | Sell |
450,000
-81,000
| -15% | -$3.21M | 0.01% | 982 |
|
|
2016
Q3 | $19.5M | Sell |
531,000
-32,300
| -6% | -$1.01M | 0.01% | 1034 |
|
|
2016
Q2 | $13.1M | Buy |
563,300
+269,700
| +92% | +$8.7M | 0.01% | 1238 |
|
|
2016
Q1 | $11.9M | Sell |
293,600
-72,900
| -20% | -$2.96M | 0.01% | 1395 |
|
|
2015
Q4 | $22.7M | Buy |
366,500
+40,900
| +13% | +$2.21M | 0.01% | 1054 |
|
|
2015
Q3 | $13.2M | Sell |
325,600
-121,700
| -27% | -$6.3M | 0.01% | 1579 |
|
|
2015
Q2 | $25.7M | Sell |
447,300
-137,600
| -24% | -$8.75M | 0.01% | 1095 |
|
|
2015
Q1 | $37.2M | Buy |
584,900
+203,300
| +53% | +$13.8M | 0.02% | 792 |
|
|
2014
Q4 | $23.6M | Sell |
381,600
-121,200
| -24% | -$5.98M | 0.01% | 1222 |
|
|
2014
Q3 | $19.5M | Sell |
502,800
-238,200
| -32% | -$8.44M | 0.01% | 1440 |
|
|
2014
Q2 | $25.5M | Buy |
741,000
+102,400
| +16% | +$3.22M | 0.01% | 1178 |
|
|
2014
Q1 | $27.6M | Sell |
638,600
-7,700
| -1% | -$373K | 0.01% | 1008 |
|
|
2013
Q4 | $25.7M | Buy |
646,300
+227,400
| +54% | +$8.1M | 0.01% | 1119 |
|
|
2013
Q3 | $15.7M | Sell |
418,900
-7,300
| -2% | -$218K | 0.01% | 1420 |
|
|
2013
Q2 | $11.5M | Buy |
+426,200
| New | +$9.06M | 0.01% | 1638 |
|
Other funds holding IONS
VPM
VCM
Susquehanna International Group's IONS Position: Q1 2026 in Review
Susquehanna International Group reduced its Ionis Pharmaceuticals (IONS) stake by 62% in Q1 2026, selling an estimated $1.59M and leaving 12,359 shares worth $928K. The position accounts for ﹤0.01% of the portfolio, ranked #8076.
Susquehanna International Group first reported a position in IONS in Q2 2013 and has held it in 49 quarters since. The position peaked at $36.5M in Q2 2015. 494 funds tracked by Wall St. Rank hold IONS as of Q1 2026.
- Susquehanna International Group held 12,359 shares of Ionis Pharmaceuticals worth $928K as of Q1 2026.
- Susquehanna International Group sold 20,145 Ionis Pharmaceuticals shares in Q1 2026, an estimated $1.59M.
- Ionis Pharmaceuticals made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #8076 holding.
- Susquehanna International Group first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 49 quarters since.
- Susquehanna International Group's Ionis Pharmaceuticals position peaked at $36.5M in Q2 2015.
- 494 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.
Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.