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NewAmsterdam Pharma
NAMS

Overview Fund Activity

126 hedge funds and large institutions have $2.28B invested in NewAmsterdam Pharma in 2025 Q1 according to their latest regulatory filings, with 26 funds opening new positions, 51 increasing their positions, 32 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
126
Holders Change
-4
Holders Change %
-3.08%
% of All Funds
1.71%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.1%
New
26
Increased
51
Reduced
32
Closed
30
Calls
$9.46M
Puts
$6.37M
Net Calls
+$3.09M
Net Calls Change
+$7.53M

Top Buyers

1
Capital World Investors
Capital World Investors
California
+$118M
2
RCM
RA Capital Management
Massachusetts
+$26.5M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$25.1M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$19.7M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$19M

Top Sellers

1
Millennium Management
Millennium Management
New York
-$9.82M
2
CAM
Cormorant Asset Management
Massachusetts
-$8.7M
3
OM
Opaleye Management
Massachusetts
-$8.35M
4
Marshall Wace
Marshall Wace
United Kingdom
-$7.41M
5
GC
GMT Capital
Georgia
-$7.33M
Name Holding Trade Value Shares
Change 		Shares
Change %
Simplex Trading
101
Simplex Trading
Illinois
$51K +$29.3K +1,454 +135%
GFM
102
GF Fund Management
China
$48.4K +$8.7K +425 +22%
KWM
103
Kiker Wealth Management
Georgia
$40.9K +$40.9K +2,000 New
National Bank of Canada
104
National Bank of Canada
Quebec, Canada
$37.5K -$3.44K -168 -8%
PA
105
Parallel Advisors
California
$28.8K +$184 +9 +0.6%
QL
106
Quarry LP
New York
$24.6K +$24.6K +1,200 New
TRCT
107
Tower Research Capital (TRC)
New York
$14.6K -$12K -585 -45%
S
108
SignatureFD
Georgia
$14.1K +$860 +42 +6%
US Bancorp
109
US Bancorp
Minnesota
$13.1K -$44.3K -2,163 -77%
Wells Fargo
110
Wells Fargo
California
$10.2K – – –
PA
111
PSI Advisors
Florida
$10.2K – – –
Daiwa Securities Group
112
Daiwa Securities Group
Japan
$8K +$1.49K +70 +23%
SHIM
113
Stone House Investment Management
Pennsylvania
$6.65K +$6.65K +325 New
CA
114
Continuum Advisory
Idaho
$3.15K +$3.15K +154 New
CIAM
115
Caitong International Asset Management
Hong Kong
$2.7K -$1.8K -88 -40%
Carson Wealth (CWM LLC)
116
Carson Wealth (CWM LLC)
Nebraska
$2K +$767 +46 +62%
RF
117
Roxbury Financial
New Jersey
$1.45K +$1.45K +69 New
LC
118
Lindbrook Capital
California
$921 +$921 +45 New
CCM
119
Coldstream Capital Management
Washington
$492 +$492 +24 New
PS
120
Principal Securities
Iowa
$334 – – –
GI
121
GAMMA Investing
California
$143 +$143 +7 New
SS
122
SBI Securities
Japan
$61 +$61 +3 New
TWD
123
True Wealth Design
Ohio
$41 +$41 +2 New
EWA
124
EverSource Wealth Advisors
Alabama
$41 +$41 +2 New
IA
125
IFP Advisors
Florida
$20 – – –
3 4
5
6 7