Group One Trading
ALT icon

Group One Trading’s Altimmune ALT Stock Holding History

Group One Trading’s Portfolio ALT Stock Details ALT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$20.6K Sell
6,695
-24,677
-79% -$105K ﹤0.01% 5951
2025
Q4 		$113K Sell
31,372
-108,883
-78% -$475K ﹤0.01% 4896
2025
Q3 		$529K Sell
140,255
-329,134
-70% -$1.27M ﹤0.01% 3647
2025
Q2 		$1.82M Buy
469,389
+212,779
+83% +$1.15M ﹤0.01% 2229
2025
Q1 		$1.28M Sell
256,610
-21,925
-8% -$139K ﹤0.01% 2239
2024
Q4 		$2.01M Buy
278,535
+155,737
+127% +$1.19M ﹤0.01% 1910
2024
Q3 		$754K Sell
122,798
-153,205
-56% -$1.04M ﹤0.01% 2543
2024
Q2 		$1.84M Sell
276,003
-33,456
-11% -$247K 0.01% 1521
2024
Q1 		$3.15M Sell
309,459
-237,982
-43% -$2.42M 0.01% 1157
2023
Q4 		$6.16M Buy
547,441
+380,791
+228% +$1.59M 0.02% 983
2023
Q3 		$433K Buy
166,650
+56,439
+51% +$162K ﹤0.01% 3048
2023
Q2 		$389K Sell
110,211
-8,920
-7% -$40K ﹤0.01% 3270
2023
Q1 		$503K Sell
119,131
-56,611
-32% -$673K ﹤0.01% 2781
2022
Q4 		$2.89M Buy
175,742
+137,151
+355% +$1.54M 0.01% 1522
2022
Q3 		$493K Sell
38,591
-150,483
-80% -$2.22M ﹤0.01% 3251
2022
Q2 		$2.21M Buy
189,074
+139,668
+283% +$861K ﹤0.01% 1970
2022
Q1 		$301K Buy
49,406
+1,602
+3% +$11.8K ﹤0.01% 4362
2021
Q4 		$438K Sell
47,804
-21,801
-31% -$232K ﹤0.01% 4279
2021
Q3 		$787K Buy
69,605
+2,747
+4% +$33.4K ﹤0.01% 3675
2021
Q2 		$659K Buy
66,858
+17,828
+36% +$244K ﹤0.01% 3908
2021
Q1 		$693K Sell
49,030
-26,402
-35% -$427K ﹤0.01% 3659
2020
Q4 		$851K Buy
75,432
+9,704
+15% +$114K ﹤0.01% 2791
2020
Q3 		$868K Buy
+65,728
New +$1.31M ﹤0.01% 2328
2019
Q1 		– Sell
-468
Closed -$1.4K – 4744
2018
Q4 		$1K Buy
+468
New +$1.66K ﹤0.01% 4706
2018
Q3 		– Sell
-21
Closed -$229 – 5144
2018
Q2 		$0 Hold
21
– – ﹤0.01% 5050
2018
Q1 		$1K Hold
21
– – ﹤0.01% 4682
2017
Q4 		$1K Hold
21
– – ﹤0.01% 4737
2017
Q3 		$1K Buy
+21
New +$1.56K ﹤0.01% 4688
2016
Q4 		– Sell
-60
Closed -$53.8K – 4389
2016
Q3 		$52K Buy
60
+31
+107% +$24.3K ﹤0.01% 3331
2016
Q2 		$21K Buy
29
+16
+123% +$10.9K ﹤0.01% 3768
2016
Q1 		$7K Sell
13
-2
-13% -$1.02K ﹤0.01% 4112
2015
Q4 		$8K Sell
15
-7
-32% -$3.49K ﹤0.01% 4246
2015
Q3 		$9K Buy
22
+15
+214% +$7.11K ﹤0.01% 4326
2015
Q2 		$4K Buy
+7
New +$3.54K ﹤0.01% 4542
2015
Q1 		– Sell
-18
Closed -$8.97K – 4726
2014
Q4 		$10K Buy
+18
New +$9.24K ﹤0.01% 4222
2014
Q3 		– Sell
-230
Closed -$120K – 5094
2014
Q2 		$97K Sell
230
-64
-22% -$28.9K ﹤0.01% 3017
2014
Q1 		$162K Buy
+294
New +$172K ﹤0.01% 2629
2013
Q3 		– Sell
-30
Closed -$17.2K – 5139
2013
Q2 		$14K Buy
+30
New +$14.9K ﹤0.01% 4282

Other funds holding ALT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Group One Trading's ALT Position: Q1 2026 in Review

Group One Trading reduced its Altimmune (ALT) stake by 79% in Q1 2026, selling an estimated $105K and leaving 6,695 shares worth $20.6K. The position accounts for ﹤0.01% of the portfolio, ranked #5951.

Group One Trading first reported a position in ALT in Q2 2013 and has held it in 38 quarters since. The position peaked at $6.16M in Q4 2023. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • Group One Trading held 6,695 shares of Altimmune worth $20.6K as of Q1 2026.
  • Group One Trading sold 24,677 Altimmune shares in Q1 2026, an estimated $105K.
  • Altimmune made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5951 holding.
  • Group One Trading first reported a position in Altimmune in Q2 2013 and has held it in 38 quarters since.
  • Group One Trading's Altimmune position peaked at $6.16M in Q4 2023.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.