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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
301
$1.03M
302
$1.01M
303
$1M
304
$993K
305
$993K
306
$979K
307
$970K
308
$960K
309
$944K
310
$916K
311
$903K
312
$902K
313
$898K
314
$896K
315
$895K
316
$886K
317
$875K
318
$871K
319
$868K
320
$863K
321
$861K
322
$858K
323
$854K
324
$853K
325
$852K