ATOSSA THERAPEUTICS INC (ATOS) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling ATOS?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for ATOSSA THERAPEUTICS INC, showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on ATOS?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for ATOSSA THERAPEUTICS INC.

Is institutional money flowing into ATOS?

45 institutional investors hold ATOSSA THERAPEUTICS INC (ATOS). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about ATOS?

Track institutional sentiment and conviction scores for ATOSSA THERAPEUTICS INC (ATOS) including Smart Money Verdict and position changes on HoldingsIntel.

ATOSSA THERAPEUTICS INC

ATOS·04962H506·US·equity·Healthcare - Biotechnology-13D/G

ATOS (ATOSSA THERAPEUTICS INC) is held by 45 institutional investors as of Q4 2025. Largest holders: VANGUARD GROUP INC ($3.6M), AMERIPRISE FINANCIAL INC ($2.2M), RENAISSANCE TECHNOLOGIES LLC ($1.2M). Net institutional sentiment: Bullish.

Holders

Avg rating(3 Elite)

$12.7M

Total Value

67% (51)

Fund Consensus

24 buying - 9 selling

Smart Money Verdict- Q4 2025View all

50Mixed MomentumSplit Signals

Held by 45 funds

3 elite

Who's Trading

ActivistThe Vanguard Group4.5%Jul 29, 2025

Activist

13F: Dec 31, 2025Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VANGUARD GROUP INC	Increased	6.1M(+1.1%)	$3.6M	0.0%	-78.64%	27
AMERIPRISE FINANCIAL INC	Increased	3.8M(+28.4%)	$2.2M	0.0%	-61.74%	33
RENAISSANCE TECHNOLOGIES LLC	Increased	2.1M(+33.2%)	$1.2M	0.0%	-69.73%	32
BlackRock, Inc.	Unchanged	2M	$1.2M	0.0%	-67.56%	0
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.4M(+0.7%)	$809,616	0.0%	-88.89%	17
MILLENNIUM MANAGEMENT LLC	Decreased	1.2M(-25.5%)	$733,292	0.0%	-64.24%	0
JACOBS LEVY EQUITY MANAGEMENT, INC	New	1M	$618,491	0.0%	-49.25%	34
CITADEL ADVISORS LLC	Increased	648,115(+146.1%)	$382,388	0.0%	-56.47%	38
STATE STREET CORP	Increased	596,485(+31.2%)	$351,926	0.0%	-69.10%	20
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	582,587(+165.3%)	$343,726	0.0%	-57.22%	26
UBS Group AG	Increased	390,008(+49.6%)	$230,105	0.0%	-63.79%	22
NORTHERN TRUST CORP	Increased	288,399(+9.5%)	$170,155	0.0%	-86.47%	17
Connor, Clark & Lunn Investment Management Ltd.	Increased	266,010(+7.0%)	$156,946	0.0%	-67.41%	24
JANE STREET GROUP, LLC	Increased	245,998(+51.5%)	$145,140	0.0%	-60.25%	21
XTX Topco Ltd	Increased	169,261(+581.2%)	$99,864	0.0%	-52.14%	35
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Unchanged	80,000	$47,200	0.0%	-79.22%	0
Qube Research & Technologies Ltd	Decreased	72,802(-47.5%)	$42,953	0.0%	-70.56%	0
BANK OF AMERICA CORP /DE/	Decreased	67,654(-56.4%)	$39,916	0.0%	-65.55%	0
MORGAN STANLEY	Decreased	61,500(-45.3%)	$36,285	0.0%	-73.58%	0
Point72 Asset Management, L.P.	New	48,092	$28,374	0.0%	-49.25%	30
&PARTNERS	New	43,000	$25,370	0.0%	-49.25%	27
JPMORGAN CHASE & CO	Decreased	38,067(-0.4%)	$22,460	0.0%	-64.13%	0
REGIONS FINANCIAL CORP	Unchanged	30,000	$17,700	0.0%	-64.24%	0
LPL Financial LLC	Increased	29,469(+3.2%)	$17,387	0.0%	-74.19%	13
MARSHALL WACE, LLP	Decreased	28,072(-67.0%)	$16,562	0.0%	-63.90%	0
TWO SIGMA INVESTMENTS, LP	New	23,452	$13,837	0.0%	-49.25%	27
TWO SIGMA ADVISERS, LP	New	18,300	$10,797	0.0%	-49.25%	26
DnB Asset Management AS	Unchanged	15,600	$9,204	0.0%	-79.07%	0
RAYMOND JAMES FINANCIAL INC	Increased	11,323(+4.7%)	$6,681	0.0%	-67.03%	11
Bank of New York Mellon Corp	Unchanged	11,147	$6,577	0.0%	-76.64%	0
OSAIC HOLDINGS, INC.	Unchanged	8,847	$5,219	0.0%	-84.98%	0
FMR LLC	Unchanged	7,365	$4,345	0.0%	-66.13%	0
GROUP ONE TRADING LLC	New	6,662	$3,931	0.0%	-49.25%	22
Rockefeller Capital Management L.P.	Unchanged	5,000	$2,950	0.0%	-63.83%	0
NewEdge Advisors, LLC	Unchanged	5,000	$2,950	0.0%	-73.56%	0
HUNTINGTON NATIONAL BANK	Unchanged	3,000	$1,770	0.0%	-63.83%	0
ROYAL BANK OF CANADA	Increased	943(+26.6%)	$1,000	0.0%	-64.90%	9
TD Waterhouse Canada Inc.	Unchanged	1,555	$910	0.0%	-79.99%	0
BNP PARIBAS FINANCIAL MARKETS	Increased	1,497(+0.5%)	$883	0.0%	-76.60%	8
Optiver Holding B.V.	New	838	$494	0.0%	-49.25%	17
Allworth Financial LP	Unchanged	702	$415	0.0%	-84.65%	0
JONES FINANCIAL COMPANIES LLLP	Unchanged	700	$413	0.0%	-55.05%	0
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	New	500	$295	0.0%	-49.25%	17
NISA INVESTMENT ADVISORS, LLC	Unchanged	350	$207	0.0%	-59.99%	0
WELLS FARGO & COMPANY/MN	Unchanged	83	$49	0.0%	-72.15%	0
Squarepoint Ops LLC	Exited	0(-100.0%)	$219,648	0.0%	-17.16%	0
VICTORY CAPITAL MANAGEMENT INC	Exited	0(-100.0%)	$12,887	0.0%	-47.69%	0
HRT FINANCIAL LP	Exited	0(-100.0%)	$14	0.0%	-29.55%	0
SIMPLEX TRADING, LLC	Exited	0(-100.0%)	$0	0.0%	-28.74%	0
COMMONWEALTH EQUITY SERVICES, LLC	Exited	0(-100.0%)	$40	0.0%	-60.84%	0
Jain Global LLC	Exited	0(-100.0%)	$14,485	0.0%	-29.55%	0

ATOSSA THERAPEUTICS INC

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