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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
276
$1.47M
277
$1.47M
278
$1.41M
279
$1.4M
280
$1.4M
281
$1.39M
282
$1.36M
283
$1.35M
284
$1.32M
285
$1.32M
286
$1.32M
287
$1.31M
288
$1.3M
289
$1.28M
290
$1.24M
291
$1.23M
292
$1.21M
293
$1.2M
294
$1.19M
295
$1.17M
296
$1.17M
297
$1.11M
298
$1.09M
299
$1.06M
300
$1.06M