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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 %
DCM
126
Dupont Capital Management
Delaware
$20 – – –
OM
127
Opaleye Management
Massachusetts
– -$8.35M -325,000 Closed
Marshall Wace
128
Marshall Wace
United Kingdom
– -$7.41M -288,446 Closed
GC
129
GMT Capital
Georgia
– -$7.33M -285,136 Closed
MS
130
Maven Securities
Jersey
– -$3.86M -150,000 Closed
OCM
131
Ovata Capital Management
Hong Kong
– -$3.86M -150,000 Closed
Alyeska Investment Group
132
Alyeska Investment Group
Illinois
– -$2.95M -114,707 Closed
MAP
133
Moody Aldrich Partners
Massachusetts
– -$2.03M -79,145 Closed
Two Sigma Advisers
134
Two Sigma Advisers
New York
– -$1.91M -74,300 Closed
AGP
135
Artia Global Partners
Florida
– -$1.4M -54,285 Closed
Tudor Investment Corp
136
Tudor Investment Corp
Connecticut
– -$1.34M -52,208 Closed
MIM
137
Monashee Investment Management
Massachusetts
– -$1.29M -50,000 Closed
ACP
138
Acuta Capital Partners
California
– -$1.29M -50,000 Closed
CM
139
Crestline Management
Texas
– -$901K -35,068 Closed
Arrowstreet Capital
140
Arrowstreet Capital
Massachusetts
– -$784K -30,504 Closed
PAM
141
Pamalican Asset Management
Hong Kong
– -$771K -30,000 Closed
Lazard Asset Management
142
Lazard Asset Management
New York
– -$732K -28,517 Closed
Voloridge Investment Management
143
Voloridge Investment Management
Florida
– -$721K -28,041 Closed
M&T Bank
144
M&T Bank
New York
– -$702K -27,328 Closed
JF
145
Jump Financial
Illinois
– -$653K -25,401 Closed
Teacher Retirement System of Texas
146
Teacher Retirement System of Texas
Texas
– -$276K -10,753 Closed
Walleye Capital
147
Walleye Capital
New York
– -$270K -10,506 Closed
GT
148
Glenmede Trust
Pennsylvania
– -$256K -9,965 Closed
CCM
149
Cinctive Capital Management
New York
– -$245K -9,516 Closed
Envestnet Asset Management
150
Envestnet Asset Management
Illinois
– -$241K -9,359 Closed
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