AQR Capital Management’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
$2.16M Buy
28,783
+10,021
+53% +$791K ﹤0.01% 2298
2025
Q4
$1.48M Buy
18,762
+11,947
+175% +$900K ﹤0.01% 2328
2025
Q3
$439K Buy
+6,815
New +$333K ﹤0.01% 2879
2024
Q1
Sell
-4,300
Closed -$214K 2452
2023
Q4
$214K Buy
+4,300
New +$206K ﹤0.01% 2190
2023
Q1
Sell
-7,569
Closed -$282K 2212
2022
Q4
$282K Sell
7,569
-141
-2% -$5.93K ﹤0.01% 1991
2022
Q3
$341K Buy
+7,710
New +$325K ﹤0.01% 1907
2021
Q3
Sell
-13,434
Closed -$528K 2281
2021
Q2
$528K Buy
+13,434
New +$526K ﹤0.01% 1881
2020
Q3
Sell
-4,391
Closed -$259K 2223
2020
Q2
$259K Sell
4,391
-1,514
-26% -$84.2K ﹤0.01% 1933
2020
Q1
$279K Sell
5,905
-8,236
-58% -$459K ﹤0.01% 1786
2019
Q4
$852K Sell
14,141
-10,652
-43% -$635K ﹤0.01% 1565
2019
Q3
$1.49M Sell
24,793
-479,149
-95% -$31.2M ﹤0.01% 1391
2019
Q2
$32.4M Buy
503,942
+92,068
+22% +$6.51M 0.04% 473
2019
Q1
$33M Buy
411,874
+402,227
+4,169% +$25.9M 0.04% 495
2018
Q4
$522K Sell
9,647
-2,959
-23% -$151K ﹤0.01% 1760
2018
Q3
$650K Sell
12,606
-4,835
-28% -$227K ﹤0.01% 1864
2018
Q2
$727K Buy
17,441
+27
+0.2% +$1.2K ﹤0.01% 1845
2018
Q1
$768K Sell
17,414
-813
-4% -$41.3K ﹤0.01% 1762
2017
Q4
$917K Buy
18,227
+370
+2% +$20.3K ﹤0.01% 1713
2017
Q3
$905K Buy
+17,857
New +$935K ﹤0.01% 1708
2016
Q4
Sell
-407,582
Closed -$14.9M 2258
2016
Q3
$14.9M Sell
407,582
-1,450,657
-78% -$45.4M 0.02% 645
2016
Q2
$43.3M Buy
1,858,239
+1,465,004
+373% +$47.3M 0.08% 356
2016
Q1
$15.9M Sell
393,235
-220,851
-36% -$8.97M 0.03% 593
2015
Q4
$38M Buy
614,086
+50,333
+9% +$2.72M 0.07% 371
2015
Q3
$22.8M Buy
563,753
+433,502
+333% +$22.4M 0.05% 450
2015
Q2
$7.5M Buy
130,251
+4,904
+4% +$312K 0.01% 691
2015
Q1
$7.98M Buy
125,347
+12,500
+11% +$848K 0.02% 619
2014
Q4
$6.97M Buy
112,847
+68,600
+155% +$3.39M 0.01% 800
2014
Q3
$1.72M Sell
44,247
-101,600
-70% -$3.6M ﹤0.01% 1345
2014
Q2
$5.02M Buy
145,847
+90,028
+161% +$2.83M 0.01% 898
2014
Q1
$2.41M Sell
55,819
-7,000
-11% -$339K 0.01% 1189
2013
Q4
$2.5M Buy
62,819
+2,747
+5% +$97.9K 0.01% 1223
2013
Q3
$2.25M Buy
60,072
+14,400
+32% +$430K 0.01% 1214
2013
Q2
$1.23M Buy
+45,672
New +$971K ﹤0.01% 1467

Other funds holding IONS

AQR Capital Management's IONS Position: Q1 2026 in Review

AQR Capital Management increased its Ionis Pharmaceuticals (IONS) stake by 53% in Q1 2026, buying an estimated $791K and bringing the position to 28,783 shares worth $2.16M. The position accounts for ﹤0.01% of the portfolio, ranked #2298.

AQR Capital Management first reported a position in IONS in Q2 2013 and has held it in 33 quarters since. The position peaked at $43.3M in Q2 2016. 493 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

  • AQR Capital Management held 28,783 shares of Ionis Pharmaceuticals worth $2.16M as of Q1 2026.
  • AQR Capital Management bought 10,021 Ionis Pharmaceuticals shares in Q1 2026, an estimated $791K.
  • Ionis Pharmaceuticals made up ﹤0.01% of AQR Capital Management's portfolio in Q1 2026, its #2298 holding.
  • AQR Capital Management first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 33 quarters since.
  • AQR Capital Management's Ionis Pharmaceuticals position peaked at $43.3M in Q2 2016.
  • 493 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

Based on AQR Capital Management's 13F filing for Q1 2026, filed 15 May 2026.