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Atossa Therapeutics

66 hedge funds and large institutions have $16.8M invested in Atossa Therapeutics in 2025 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 11 increasing their positions, 25 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

56% less repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 25

67% less first-time investments, than exits

New positions opened: 9 | Existing positions closed: 27

Holders
66
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$221K
Puts
$115K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$27.5K
27
$26K
28
$24.8K
29
$21.5K
30
$20.8K
31
$18.4K
32
$18K
33
$16K
34
$14.5K
35
$14.5K
36
$14K
37
$13.5K
38
$12.9K
39
$9.66K
40
$9.64K
41
$9.38K
42
$9K
43
$8.8K
44
$7.36K
45
$6.38K
46
$4.33K
47
$4.33K
48
$2.6K
49
$2.18K
50
$1.48K