RNA

Atrium Therapeutics

161 hedge funds and large institutions have $198M invested in Atrium Therapeutics in 2026 Q1 according to their latest regulatory filings, with 161 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
161
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$968K
Puts
$15.6M
Net Calls
Net Calls Change

Top Buyers

1 +$21.8M
2 +$16.9M
3 +$12.1M
4
TAL
TIG Advisors LLC
New York
+$8.54M
5
PCM
Pentwater Capital Management
Florida
+$8.47M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change
Change in
Stake
US Bancorp
126
US Bancorp
Minnesota
$3.97K
ECSS
127
Eurizon Capital SGR SpA
$3.91K
PAP
128
Persistent Asset Partners
Hong Kong
$3.78K
Rockefeller Capital Management
129
Rockefeller Capital Management
New York
$1.9K
AF
130
Advisornet Financial
Minnesota
$1.86K
NA
131
NewEdge Advisors
Louisiana
$1.65K
WIM
132
Westside Investment Management
California
$1.61K
LIM
133
Longfellow Investment Management
Massachusetts
$1.43K
SCM
134
Sterling Capital Management
North Carolina
$1.34K
PA
135
Parallel Advisors
California
$1.02K
Fifth Third Bancorp
136
Fifth Third Bancorp
Ohio
$794
Osaic Holdings
137
Osaic Holdings
Arizona
$775
AF
138
Allworth Financial
California
$722
Zurich Cantonal Bank
139
Zurich Cantonal Bank
Switzerland
$655
PWPS
140
Pinnacle Wealth Planning Services
Ohio
$455
AssetMark Inc
141
AssetMark Inc
California
$455
Jones Financial Companies
142
Jones Financial Companies
Missouri
$384
SAM
143
Smartleaf Asset Management
Massachusetts
$339
Carson Wealth (CWM LLC)
144
Carson Wealth (CWM LLC)
Nebraska
$281
DB
145
Danske Bank
Denmark
$280
RIL
146
Rothschild Investment LLC
Illinois
$254
ASN
147
Advisory Services Network
Georgia
$160
EWA
148
EverSource Wealth Advisors
Alabama
$53
Northwestern Mutual Wealth Management
149
Northwestern Mutual Wealth Management
Wisconsin
$53
TM
150
Torren Management
California
$53