Artisan Partners’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 | $155M | Buy |
2,058,308
+876,892
| +74% | +$69.2M | 0.25% | 94 |
|
|
2025
Q4 | $93.5M | Buy |
1,181,416
+291,344
| +33% | +$21.9M | 0.14% | 156 |
|
|
2025
Q3 | $58.2M | Buy |
890,072
+535,110
| +151% | +$26.1M | 0.08% | 197 |
|
|
2025
Q2 | $14M | Buy |
354,962
+151,784
| +75% | +$4.97M | 0.02% | 304 |
|
|
2025
Q1 | $6.13M | Sell |
203,178
-49,457
| -20% | -$1.62M | 0.01% | 317 |
|
|
2024
Q4 | $8.83M | Sell |
252,635
-1,987,820
| -89% | -$74.3M | 0.01% | 327 |
|
|
2024
Q3 | $89.8M | Buy |
2,240,455
+569,419
| +34% | +$26.5M | 0.13% | 159 |
|
|
2024
Q2 | $79.6M | Buy |
1,671,036
+1,254,307
| +301% | +$51.4M | 0.12% | 167 |
|
|
2024
Q1 | $18.1M | Buy |
+416,729
| New | +$19.9M | 0.03% | 276 |
|
|
2016
Q2 | – | Sell |
-138,097
| Closed | -$5.59M | – | 301 |
|
|
2016
Q1 | $5.59M | Buy |
138,097
+64,625
| +88% | +$2.62M | 0.01% | 292 |
|
|
2015
Q4 | $4.55M | Sell |
73,472
-1,577
| -2% | -$85.1K | 0.01% | 335 |
|
|
2015
Q3 | $3.03M | Buy |
75,049
+1,998
| +3% | +$103K | 0.01% | 354 |
|
|
2015
Q2 | $4.2M | Sell |
73,051
-136,191
| -65% | -$8.66M | 0.01% | 353 |
|
|
2015
Q1 | $13.3M | Sell |
209,242
-3,643,401
| -95% | -$247M | 0.02% | 282 |
|
|
2014
Q4 | $238M | Sell |
3,852,643
-3,515,856
| -48% | -$173M | 0.41% | 78 |
|
|
2014
Q3 | $286M | Sell |
7,368,499
-202,577
| -3% | -$7.18M | 0.51% | 61 |
|
|
2014
Q2 | $261M | Sell |
7,571,076
-1,190,693
| -14% | -$37.5M | 0.45% | 76 |
|
|
2014
Q1 | $379M | Sell |
8,761,769
-2,014,378
| -19% | -$97.6M | 0.67% | 43 |
|
|
2013
Q4 | $429M | Buy |
10,776,147
+142,410
| +1% | +$5.07M | 0.77% | 27 |
|
|
2013
Q3 | $399M | Buy |
10,633,737
+1,468,994
| +16% | +$43.9M | 0.77% | 30 |
|
|
2013
Q2 | $246M | Buy |
+9,164,743
| New | +$195M | 0.53% | 64 |
|
Other funds holding IONS
VPM
VCM
