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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
276
$864K
277
$853K
278
$852K
279
$825K
280
$818K
281
$812K
282
$807K
283
$791K
284
$790K
285
$783K
286
$772K
287
$762K
288
$755K
289
$740K
290
$737K
291
$736K
292
$736K
293
$732K
294
$731K
295
$730K
296
$721K
297
$707K
298
$685K
299
$683K
300
$679K