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Halozyme

601 hedge funds and large institutions have $8.75B invested in Halozyme in 2025 Q3 according to their latest regulatory filings, with 111 funds opening new positions, 186 increasing their positions, 238 reducing their positions, and 52 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

9% more funds holding

Funds holding: 550601 (+51)

7.58% more ownership

Funds ownership: 94.37%101.95% (+7.6%)

22% less repeat investments, than reductions

Existing positions increased: 186 | Existing positions reduced: 238

Holders
601
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$52.5M
Puts
$34.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
426
$342K
427
$340K
428
$339K
429
$337K
430
$337K
431
$331K
432
$331K
433
$329K
434
$323K
435
$320K
436
$317K
437
$314K
438
$312K
439
$309K
440
$305K
441
$305K
442
$304K
443
$301K
444
$301K
445
$298K
446
$297K
447
$293K
448
$291K
449
$289K
450
$288K