AllianceBernstein’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
$31.7M Buy
400,669
+58,820
+17% +$4.64M 0.01% 744
2025
Q4
$27M Buy
341,849
+287,587
+530% +$21.7M 0.01% 834
2025
Q3
$3.55M Buy
54,262
+2,205
+4% +$108K ﹤0.01% 1684
2025
Q2
$2.06M Sell
52,057
-48,692
-48% -$1.59M ﹤0.01% 1917
2025
Q1
$3.04M Buy
100,749
+48,613
+93% +$1.59M ﹤0.01% 1681
2024
Q4
$1.82M Sell
52,136
-26
-0% -$972 ﹤0.01% 2006
2024
Q3
$2.09M Buy
52,162
+894
+2% +$41.6K ﹤0.01% 1941
2024
Q2
$2.44M Sell
51,268
-139,887
-73% -$5.74M ﹤0.01% 1832
2024
Q1
$8.29M Sell
191,155
-66,165
-26% -$3.15M ﹤0.01% 1252
2023
Q4
$13M Sell
257,320
-47,198
-15% -$2.26M 0.01% 1035
2023
Q3
$13.8M Sell
304,518
-42,020
-12% -$1.73M 0.01% 968
2023
Q2
$14.2M Buy
346,538
+297,938
+613% +$11.4M 0.01% 978
2023
Q1
$1.74M Sell
48,600
-9,904
-17% -$372K ﹤0.01% 1946
2022
Q4
$2.21M Buy
58,504
+402
+0.7% +$16.9K ﹤0.01% 1849
2022
Q3
$2.57M Sell
58,102
-2,758
-5% -$116K ﹤0.01% 1725
2022
Q2
$2.25M Sell
60,860
-1,079
-2% -$40.7K ﹤0.01% 1885
2022
Q1
$2.29M Sell
61,939
-41,275
-40% -$1.35M ﹤0.01% 2002
2021
Q4
$3.14M Buy
103,214
+34,763
+51% +$1.09M ﹤0.01% 1872
2021
Q3
$2.3M Sell
68,451
-1,352
-2% -$50.9K ﹤0.01% 2085
2021
Q2
$2.78M Sell
69,803
-7,497
-10% -$294K ﹤0.01% 1980
2021
Q1
$3.48M Buy
77,300
+8,231
+12% +$459K ﹤0.01% 1774
2020
Q4
$3.9M Sell
69,069
-600
-0.9% -$29.9K ﹤0.01% 1639
2020
Q3
$3.31M Buy
69,669
+80
+0.1% +$4.44K ﹤0.01% 1579
2020
Q2
$4.1M Buy
69,589
+631
+0.9% +$35.1K ﹤0.01% 1437
2020
Q1
$3.26M Sell
68,958
-434
-0.6% -$24.2K ﹤0.01% 1400
2019
Q4
$4.19M Buy
69,392
+808
+1% +$48.1K ﹤0.01% 1532
2019
Q3
$4.11M Sell
68,584
-17
-0% -$1.11K ﹤0.01% 1515
2019
Q2
$4.41M Buy
68,601
+1,084
+2% +$76.6K ﹤0.01% 1499
2019
Q1
$5.48M Sell
67,517
-4,091
-6% -$264K ﹤0.01% 1335
2018
Q4
$3.87M Sell
71,608
-645
-0.9% -$32.9K ﹤0.01% 1440
2018
Q3
$3.73M Sell
72,253
-1,537
-2% -$72.2K ﹤0.01% 1489
2018
Q2
$3.08M Sell
73,790
-57,697
-44% -$2.56M ﹤0.01% 1619
2018
Q1
$5.8M Buy
131,487
+58,850
+81% +$2.99M ﹤0.01% 1136
2017
Q4
$3.65M Sell
72,637
-600
-0.8% -$32.9K ﹤0.01% 1422
2017
Q3
$3.71M Sell
73,237
-50
-0.1% -$2.62K ﹤0.01% 1402
2017
Q2
$3.73M Buy
73,287
+1,708
+2% +$79.5K ﹤0.01% 1393
2017
Q1
$2.88M Sell
71,579
-138
-0.2% -$6.2K ﹤0.01% 1553
2016
Q4
$3.43M Sell
71,717
-3,502
-5% -$139K ﹤0.01% 1435
2016
Q3
$2.76M Sell
75,219
-19,415
-21% -$607K ﹤0.01% 1540
2016
Q2
$2.2M Buy
94,634
+9,060
+11% +$292K ﹤0.01% 1622
2016
Q1
$3.47M Buy
85,574
+8,652
+11% +$351K ﹤0.01% 1219
2015
Q4
$4.76M Sell
76,922
-883,030
-92% -$47.6M ﹤0.01% 1076
2015
Q3
$38.8M Buy
959,952
+161,994
+20% +$8.38M 0.03% 493
2015
Q2
$45.9M Sell
797,958
-252,700
-24% -$16.1M 0.04% 504
2015
Q1
$66.9M Buy
1,050,658
+136,116
+15% +$9.23M 0.05% 383
2014
Q4
$56.5M Sell
914,542
-55,225
-6% -$2.73M 0.05% 423
2014
Q3
$37.7M Sell
969,767
-137,760
-12% -$4.88M 0.03% 541
2014
Q2
$38.2M Sell
1,107,527
-33,326
-3% -$1.05M 0.03% 536
2014
Q1
$49.3M Buy
1,140,853
+25,076
+2% +$1.22M 0.04% 463
2013
Q4
$44.5M Sell
1,115,777
-356,777
-24% -$12.7M 0.04% 480
2013
Q3
$55.3M Buy
1,472,554
+26,191
+2% +$782K 0.05% 399
2013
Q2
$38.9M Buy
+1,446,363
New +$30.8M 0.04% 463

Other funds holding IONS

AllianceBernstein's IONS Position: Q1 2026 in Review

AllianceBernstein increased its Ionis Pharmaceuticals (IONS) stake by 17% in Q1 2026, buying an estimated $4.64M and bringing the position to 400,669 shares worth $31.7M. The position accounts for 0.01% of the portfolio, ranked #744.

AllianceBernstein first reported a position in IONS in Q2 2013 and has held it in 52 quarters since. The position peaked at $66.9M in Q1 2015. 493 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

  • AllianceBernstein held 400,669 shares of Ionis Pharmaceuticals worth $31.7M as of Q1 2026.
  • AllianceBernstein bought 58,820 Ionis Pharmaceuticals shares in Q1 2026, an estimated $4.64M.
  • Ionis Pharmaceuticals made up 0.01% of AllianceBernstein's portfolio in Q1 2026, its #744 holding.
  • AllianceBernstein first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 52 quarters since.
  • AllianceBernstein's Ionis Pharmaceuticals position peaked at $66.9M in Q1 2015.
  • 493 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

Based on AllianceBernstein's 13F filing for Q1 2026, filed 15 May 2026.