UBS Group’s Atossa Therapeutics ATOS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$484K Buy
92,034
+66,033
+254% +$418K ﹤0.01% 6109
2025
Q4
$230K Buy
26,001
+8,620
+50% +$109K ﹤0.01% 6503
2025
Q3
$226K Sell
17,381
-10,116
-37% -$125K ﹤0.01% 6605
2025
Q2
$342K Sell
27,497
-2,862
-9% -$34.2K ﹤0.01% 6334
2025
Q1
$306K Sell
30,359
-44,621
-60% -$542K ﹤0.01% 6225
2024
Q4
$1.06M Buy
74,980
+70,260
+1,489% +$1.37M ﹤0.01% 5252
2024
Q3
$108K Buy
4,720
+1,957
+71% +$39.5K ﹤0.01% 6307
2024
Q2
$49.3K Buy
2,763
+2,735
+9,768% +$60.5K ﹤0.01% 6702
2024
Q1
$761 Buy
28
+26
+1,300% +$418 ﹤0.01% 8374
2023
Q4
$26 Sell
2
-2,222
-100% -$24K ﹤0.01% 9053
2023
Q3
$24.6K Buy
+2,224
New +$32.3K ﹤0.01% 6692
2022
Q4
Sell
-24
Closed 10712
2022
Q3
$0 Sell
24
-362
-94% -$5.26K ﹤0.01% 10312
2022
Q2
$6K Sell
386
-2,020
-84% -$31.8K ﹤0.01% 8652
2022
Q1
$45K Sell
2,406
-2,449
-50% -$49.8K ﹤0.01% 6594
2021
Q4
$117K Buy
4,855
+2,144
+79% +$78.5K ﹤0.01% 6157
2021
Q3
$133K Buy
+2,711
New +$158K ﹤0.01% 5622
2021
Q2
Sell
-1,745
Closed -$55K 9369
2021
Q1
$55K Buy
+1,745
New +$63.8K ﹤0.01% 6443
2020
Q4
Sell
-257
Closed -$9K 8369
2020
Q3
$9K Buy
257
+151
+142% +$7.25K ﹤0.01% 6913
2020
Q2
$6K Buy
+106
New +$3.76K ﹤0.01% 7279
2020
Q1
Sell
-400
Closed -$9K 7943
2019
Q4
$9K Buy
400
+306
+326% +$7.18K ﹤0.01% 7327
2019
Q3
$3K Buy
+94
New +$2.98K ﹤0.01% 7618
2019
Q1
Sell
-317
Closed -$5K 7716
2018
Q4
$5K Buy
+317
New +$6.27K ﹤0.01% 7536
2018
Q3
Sell
-609
Closed -$20K 7959
2018
Q2
$20K Buy
609
+393
+182% +$21.1K ﹤0.01% 6686
2018
Q1
$17K Buy
216
+92
+74% +$8.57K ﹤0.01% 6496
2017
Q4
$6K Buy
124
+35
+39% +$2.55K ﹤0.01% 7286
2017
Q3
$9K Buy
+89
New +$7.07K ﹤0.01% 6937
2017
Q2
Sell
-38
Closed -$3.91K 7647
2017
Q1
$5K Buy
+38
New +$9.7K ﹤0.01% 6971
2016
Q4
Sell
-28
Closed -$8.73K 7758
2016
Q3
$10K Buy
+28
New +$16.8K ﹤0.01% 6772
2016
Q2
Sell
-12
Closed -$9.72K 7707
2016
Q1
$11K Buy
12
+8
+200% +$7.41K ﹤0.01% 6590
2015
Q4
$3K Sell
4
-1
-20% -$1.54K ﹤0.01% 7862
2015
Q3
$11K Buy
+5
New +$12.8K ﹤0.01% 7191
2015
Q1
Hold
0
-$1K 8790
2014
Q4
Hold
0
9522

Other funds holding ATOS

UBS Group's ATOS Position: Q1 2026 in Review

UBS Group increased its Atossa Therapeutics (ATOS) stake by 254% in Q1 2026, buying an estimated $418K and bringing the position to 92,034 shares worth $484K. The position accounts for ﹤0.01% of the portfolio, ranked #6109.

UBS Group first reported a position in ATOS in Q3 2015 and has held it in 31 quarters since. The position peaked at $1.06M in Q4 2024. 33 funds tracked by Wall St. Rank hold ATOS as of Q1 2026.

  • UBS Group held 92,034 shares of Atossa Therapeutics worth $484K as of Q1 2026.
  • UBS Group bought 66,033 Atossa Therapeutics shares in Q1 2026, an estimated $418K.
  • Atossa Therapeutics made up ﹤0.01% of UBS Group's portfolio in Q1 2026, its #6109 holding.
  • UBS Group first reported a position in Atossa Therapeutics in Q3 2015 and has held it in 31 quarters since.
  • UBS Group's Atossa Therapeutics position peaked at $1.06M in Q4 2024.
  • 33 funds tracked by Wall St. Rank held Atossa Therapeutics as of Q1 2026.

Based on UBS Group's 13F filing for Q1 2026, filed 5 May 2026.