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Halozyme

543 hedge funds and large institutions have $7.68B invested in Halozyme in 2025 Q1 according to their latest regulatory filings, with 95 funds opening new positions, 217 increasing their positions, 165 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
543
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$26M
Puts
$8.98M
Net Calls
Net Calls Change

Top Buyers

1 +$97M
2 +$35.3M
3 +$31.6M
4
Marshall Wace
Marshall Wace
United Kingdom
+$29.3M
5
Two Sigma Investments
Two Sigma Investments
New York
+$25.5M

Top Sellers

1 -$75.5M
2 -$72.4M
3 -$72.2M
4
SCM
Snyder Capital Management
California
-$31.5M
5
BlackRock
BlackRock
New York
-$30.2M
Name Holding Trade Value Shares
Change
Change in
Stake
126
$6.51M
127
$6.49M
128
$6.49M
129
$6.25M
130
$6.17M
131
$5.91M
132
$5.73M
133
$5.72M
134
$5.47M
135
$5.46M
136
$5.45M
137
$5.41M
138
$5.23M
139
$5.07M
140
$4.79M
141
$4.76M
142
$4.69M
143
$4.49M
144
$4.48M
145
$4.41M
146
$4.37M
147
$4.33M
148
$4.23M
149
$4.18M
150
$4.06M