Northern Trust’s Altimmune ALT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$3.07M Buy
996,721
+280,730
+39% +$1.19M ﹤0.01% 2733
2025
Q4
$2.58M Buy
715,991
+58,975
+9% +$257K ﹤0.01% 2847
2025
Q3
$2.48M Buy
657,016
+16,670
+3% +$64.4K ﹤0.01% 2914
2025
Q2
$2.48M Buy
640,346
+3,640
+0.6% +$19.7K ﹤0.01% 2864
2025
Q1
$3.18M Sell
636,706
-29,210
-4% -$185K ﹤0.01% 2665
2024
Q4
$4.8M Buy
665,916
+35,918
+6% +$274K ﹤0.01% 2528
2024
Q3
$3.87M Buy
629,998
+102,701
+19% +$696K ﹤0.01% 2628
2024
Q2
$3.51M Buy
527,297
+33,329
+7% +$246K ﹤0.01% 2590
2024
Q1
$5.03M Buy
493,968
+20,139
+4% +$205K ﹤0.01% 2447
2023
Q4
$5.33M Buy
473,829
+23,419
+5% +$97.8K ﹤0.01% 2474
2023
Q3
$1.17M Buy
450,410
+27,974
+7% +$80.3K ﹤0.01% 3232
2023
Q2
$1.49M Buy
422,436
+280,397
+197% +$1.26M ﹤0.01% 3185
2023
Q1
$599K Buy
142,039
+2,121
+2% +$25.2K ﹤0.01% 3392
2022
Q4
$2.3M Buy
139,918
+28,529
+26% +$320K ﹤0.01% 2926
2022
Q3
$1.42M Buy
111,389
+9,600
+9% +$142K ﹤0.01% 3175
2022
Q2
$1.19M Sell
101,789
-258,338
-72% -$1.59M ﹤0.01% 3297
2022
Q1
$2.19M Sell
360,127
-16,357
-4% -$120K ﹤0.01% 3053
2021
Q4
$3.45M Sell
376,484
-10,806
-3% -$115K ﹤0.01% 2927
2021
Q3
$4.38M Buy
387,290
+55,000
+17% +$669K ﹤0.01% 2812
2021
Q2
$3.27M Buy
332,290
+241,637
+267% +$3.3M ﹤0.01% 3100
2021
Q1
$1.28M Sell
90,653
-14,143
-13% -$229K ﹤0.01% 3481
2020
Q4
$1.18M Sell
104,796
-9,850
-9% -$116K ﹤0.01% 3452
2020
Q3
$1.51M Buy
114,646
+16,857
+17% +$337K ﹤0.01% 3195
2020
Q2
$1.05M Buy
97,789
+84,796
+653% +$466K ﹤0.01% 3336
2020
Q1
$42K Hold
12,993
﹤0.01% 3976
2019
Q4
$25K Sell
12,993
-2,863
-18% -$5.29K ﹤0.01% 4138
2019
Q3
$31K Buy
+15,856
New +$35.1K ﹤0.01% 4114
2018
Q3
Sell
-564
Closed -$8K 4308
2018
Q2
$8K Hold
564
﹤0.01% 4259
2018
Q1
$20K Buy
564
+185
+49% +$9.28K ﹤0.01% 4167
2017
Q4
$23K Hold
379
﹤0.01% 4147
2017
Q3
$26K Hold
379
﹤0.01% 4129
2017
Q2
$36K Sell
379
-1,835
-83% -$305K ﹤0.01% 4119
2017
Q1
$539K Buy
2,214
+16
+0.7% +$8.56K ﹤0.01% 3510
2016
Q4
$2.14M Buy
2,198
+15
+0.7% +$13.4K ﹤0.01% 3049
2016
Q3
$1.9M Buy
2,183
+87
+4% +$68.2K ﹤0.01% 3095
2016
Q2
$1.53M Buy
2,096
+1,887
+903% +$1.29M ﹤0.01% 3169
2016
Q1
$119K Sell
209
-19
-8% -$9.72K ﹤0.01% 3865
2015
Q4
$130K Hold
228
﹤0.01% 3875
2015
Q3
$91K Buy
228
+15
+7% +$7.11K ﹤0.01% 3951
2015
Q2
$115K Sell
213
-42
-16% -$21.2K ﹤0.01% 3926
2015
Q1
$125K Hold
255
﹤0.01% 3994
2014
Q4
$139K Hold
255
﹤0.01% 3902
2014
Q3
$136K Sell
255
-12
-4% -$6.28K ﹤0.01% 3950
2014
Q2
$113K Buy
267
+2
+0.8% +$904 ﹤0.01% 3983
2014
Q1
$146K Hold
265
﹤0.01% 3859
2013
Q4
$148K Sell
265
-8
-3% -$4.77K ﹤0.01% 3790
2013
Q3
$172K Buy
273
+6
+2% +$3.44K ﹤0.01% 3695
2013
Q2
$128K Buy
+267
New +$132K ﹤0.01% 3759

Other funds holding ALT

Northern Trust's ALT Position: Q1 2026 in Review

Northern Trust increased its Altimmune (ALT) stake by 39% in Q1 2026, buying an estimated $1.19M and bringing the position to 996,721 shares worth $3.07M. The position accounts for ﹤0.01% of the portfolio, ranked #2733.

Northern Trust first reported a position in ALT in Q2 2013 and has held it in 48 quarters since. The position peaked at $5.33M in Q4 2023. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • Northern Trust held 996,721 shares of Altimmune worth $3.07M as of Q1 2026.
  • Northern Trust bought 280,730 Altimmune shares in Q1 2026, an estimated $1.19M.
  • Altimmune made up ﹤0.01% of Northern Trust's portfolio in Q1 2026, its #2733 holding.
  • Northern Trust first reported a position in Altimmune in Q2 2013 and has held it in 48 quarters since.
  • Northern Trust's Altimmune position peaked at $5.33M in Q4 2023.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on Northern Trust's 13F filing for Q1 2026, filed 14 May 2026.