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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
201
$2.15M
202
$2.14M
203
$2.13M
204
$2.11M
205
$2.08M
206
$2.08M
207
$2.05M
208
$2.03M
209
$1.95M
210
$1.94M
211
$1.94M
212
$1.91M
213
$1.91M
214
$1.88M
215
$1.88M
216
$1.82M
217
$1.81M
218
$1.78M
219
$1.78M
220
$1.77M
221
$1.77M
222
$1.76M
223
$1.75M
224
$1.75M
225
$1.73M