Atossa Therapeutics Inc.
ATOS | NASDAQ
$2.33
+$0.08 (+3.56%)
Sep 22, 2026, 11:39 AM ET · Market open
Institutional Ownership
Net OutflowTotal Institutions
34
Total Ownership
14.38%
Capital Flow
-$6.43M
Shares Change
-20.71M
Ownership Distribution
Institutions (14.38%)
Others (85.62%)
Institutional Sentiment
Overall: bearishEquity Sentiment & Activity
bearishNew Positions
7
Increased Positions
9
Reduced Positions
25
Closed Positions
37
New (7)
Increased (9)
Reduced (25)
Closed (37)
Super Investors
| Super Investor / Fund | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 1.26% -20.74% | < 0.01% | 109.01K | 256.17K |
Top Shareholders
| Institution | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 4.05% +100.00% | < 0.01% +100.00% | 349.1K +100.00% | 1.84M +100.00% | |
| Ameriprise Financial Inc | 2.96% +100.00% | < 0.01% +100.00% | 255.13K +100.00% | 1.34M +100.00% | |
| Blackrock, Inc. | 1.54% +100.00% | < 0.01% +100.00% | 133.17K +100.00% | 700.47K +100.00% |
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