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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
326
$570K
327
$567K
328
$566K
329
$560K
330
$545K
331
$534K
332
$526K
333
$516K
334
$509K
335
$509K
336
$507K
337
$504K
338
$502K
339
$497K
340
$495K
341
$488K
342
$487K
343
$486K
344
$479K
345
$479K
346
$479K
347
$476K
348
$466K
349
$447K
350
$439K