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Atossa Therapeutics

67 hedge funds and large institutions have $13M invested in Atossa Therapeutics in 2025 Q4 according to their latest regulatory filings, with 14 funds opening new positions, 20 increasing their positions, 9 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed

172% more call options, than puts

Call options by funds: $166K | Put options by funds: $61K

122% more repeat investments, than reductions

Existing positions increased: 20 | Existing positions reduced: 9

40% more first-time investments, than exits

New positions opened: 14 | Existing positions closed: 10

2% more funds holding

Funds holding: 6667 (+1)

0.13% more ownership

Funds ownership: 1%1.13% (+0.13%)

23% less capital invested

Capital invested by funds: $16.8M → $13M (-$3.84M)

Holders
67
Holders Change
+1
Holders Change %
+1.52%
% of All Funds
0.81%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
14
Increased
20
Reduced
9
Closed
10
Calls
$166K
Puts
$61K
Net Calls
+$105K
Net Calls Change
-$1K
Name Holding Trade Value Shares
Change
Change in
Stake
LPL Financial
26
LPL Financial
California
$17.4K +$771 +61 +3%
RS
27
R Squared
Hong Kong
$16.6K +$23.7K +1,873 New
Marshall Wace
28
Marshall Wace
United Kingdom
$16.6K -$48.1K -3,801 -67%
TSS
29
Two Sigma Securities
New York
$14.5K +$20.7K +1,634 New
SPC
30
Sigma Planning Corp
Michigan
$14.2K
Two Sigma Investments
31
Two Sigma Investments
New York
$13.8K +$19.8K +1,563 New
PI
32
PFG Investments
New York
$12.8K +$417 +33 +2%
LCM
33
LVM Capital Management
Michigan
$12K
SG
34
StoneX Group
New York
$11.7K +$16.8K +1,325 New
Two Sigma Advisers
35
Two Sigma Advisers
New York
$10.8K +$15.4K +1,220 New
GFG
36
Greenberg Financial Group
Arizona
$10.7K +$15.4K +1,214 New
DnB Asset Management
37
DnB Asset Management
Norway
$9.2K
BBA
38
Baader Bank Aktiengesellschaft
Germany
$7.77K +$18K +1,424 New
Raymond James Financial
39
Raymond James Financial
Florida
$6.68K +$430 +34 +5%
Bank of New York Mellon
40
Bank of New York Mellon
New York
$6.58K
JLBC
41
J.L. Bainbridge & Co
Florida
$6.56K
FFN
42
Focus Financial Network
Minnesota
$6.11K +$164 +13 +2%
Janney Montgomery Scott
43
Janney Montgomery Scott
Pennsylvania
$6K
Osaic Holdings
44
Osaic Holdings
Arizona
$5.22K
Fidelity Investments
45
Fidelity Investments
Massachusetts
$4.34K
Group One Trading
46
Group One Trading
Illinois
$3.93K +$5.61K +444 New
NA
47
NewEdge Advisors
Louisiana
$2.95K
Rockefeller Capital Management
48
Rockefeller Capital Management
New York
$2.95K
TRCT
49
Tower Research Capital (TRC)
New York
$2.36K +$1.25K +99 +59%
HNB
50
Huntington National Bank
Ohio
$1.77K