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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
376
$344K
377
$341K
378
$335K
379
$332K
380
$329K
381
$326K
382
$310K
383
$305K
384
$303K
385
$303K
386
$300K
387
$297K
388
$295K
389
$295K
390
$288K
391
$284K
392
$284K
393
$283K
394
$281K
395
$277K
396
$273K
397
$268K
398
$266K
399
$265K
400
$264K