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Halozyme

545 hedge funds and large institutions have $6.05B invested in Halozyme in 2025 Q2 according to their latest regulatory filings, with 88 funds opening new positions, 178 increasing their positions, 214 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less ownership

Funds ownership:

17% less repeat investments, than reductions

Existing positions increased: 178 | Existing positions reduced: 214

21% less capital invested

Capital invested by funds: $7.68B → $6.05B (-$1.63B)

67% less funds holding in top 10

Funds holding in top 10: 93 (-6)

Holders
545
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$26.3M
Puts
$21.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
376
$325K
377
$323K
378
$315K
379
$315K
380
$312K
381
$310K
382
$304K
383
$299K
384
$292K
385
$283K
386
$276K
387
$271K
388
$266K
389
$266K
390
$263K
391
$263K
392
$263K
393
$263K
394
$258K
395
$255K
396
$253K
397
$248K
398
$246K
399
$244K
400
$242K