Search
Atossa Therapeutics Inc
ATOSAdd to Watchlist
2.045USD
+0.115+5.96%
Market hours （ET）Quotes delayed by 15 min
17.61MMarket Cap
LossP/E TTM
Shareholding Stats
Updated: Thu, May 14
Updated: Thu, May 14
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Heights Capital Management, Inc.
4.38%
Vanguard Capital Management, LLC
4.05%
Columbia Threadneedle Investments (US)
2.93%
Renaissance Technologies LLC
1.60%
BlackRock Institutional Trust Company, N.A.
1.55%
Other
85.48%
Shareholders
Shareholders
Proportion
Heights Capital Management, Inc.
4.38%
Vanguard Capital Management, LLC
4.05%
Columbia Threadneedle Investments (US)
2.93%
Renaissance Technologies LLC
1.60%
BlackRock Institutional Trust Company, N.A.
1.55%
Other
85.48%
Shareholder Types
Shareholders
Proportion
Investment Advisor
12.36%
Investment Advisor/Hedge Fund
5.96%
Hedge Fund
3.24%
Individual Investor
1.56%
Research Firm
0.31%
Venture Capital
0.13%
Other
76.44%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
186
1.90M
22.09%
-285.92K
2025Q4
176
25.18M
25.95%
--
2025Q3
178
25.18M
25.96%
-1.98M
2025Q2
175
27.17M
30.75%
-7.16M
2025Q1
162
34.33M
32.59%
-7.77M
2024Q4
159
35.91M
30.62%
+511.97K
2024Q3
161
35.40M
24.90%
+1.01M
2024Q2
158
34.27M
17.64%
+7.00M
2024Q1
159
27.27M
17.15%
+5.75M
2023Q4
161
16.28M
17.87%
-202.49K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Heights Capital Management, Inc.
377.50K
4.38%
-140.00K
-27.05%
Dec 31, 2024
Columbia Threadneedle Investments (US)
252.74K
2.93%
+55.97K
+28.44%
Dec 31, 2025
Renaissance Technologies LLC
137.52K
1.6%
+34.28K
+33.20%
Dec 31, 2025
BlackRock Institutional Trust Company, N.A.
133.18K
1.55%
--
--
Dec 31, 2025
UBS Financial Services, Inc.
26.00K
0.3%
+8.62K
+49.59%
Dec 31, 2025
Geode Capital Management, L.L.C.
91.46K
1.06%
+642.00
+0.71%
Dec 31, 2025
Millennium Management LLC
82.86K
0.96%
-28.39K
-25.52%
Dec 31, 2025
Jacobs Levy Equity Management, Inc.
69.89K
0.81%
+69.89K
--
Dec 31, 2025
Quay (Steven C)
67.41K
0.78%
+42.89K
+174.90%
Mar 27, 2026
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Global X Russell 2000 ETF
0%
ProShares UltraPro Russell2000
0%
ProShares Hedge Replication ETF
0%
Proshares Ultra Russell 2000
0%
iShares Micro-Cap ETF
0%
iShares Russell 2000 Value ETF
0%
iShares Russell 2000 Growth ETF
0%
iShares Russell 2000 ETF
0%
Global X Russell 2000 ETF
Proportion0%
ProShares UltraPro Russell2000
Proportion0%
ProShares Hedge Replication ETF
Proportion0%
Proshares Ultra Russell 2000
Proportion0%
iShares Micro-Cap ETF
Proportion0%
iShares Russell 2000 Value ETF
Proportion0%
iShares Russell 2000 Growth ETF
Proportion0%
iShares Russell 2000 ETF
Proportion0%