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Halozyme
HALO

Overview Fund Activity

541 hedge funds and large institutions have $6.04B invested in Halozyme in 2025 Q2 according to their latest regulatory filings, with 88 funds opening new positions, 175 increasing their positions, 214 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
541
Holders Change
-1
Holders Change %
-0.18%
% of All Funds
7.26%
Holding in Top 10
3
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-66.67%
% of All Funds
0.04%
New
88
Increased
175
Reduced
214
Closed
80
Calls
$26.3M
Puts
$21.3M
Net Calls
+$5.06M
Net Calls Change
-$11.9M

Top Buyers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$132M
2
UBS Group
UBS Group
Switzerland
$79.3M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$51.3M
4
Jane Street
Jane Street
New York
$50.3M
5
Los Angeles Capital Management
Los Angeles Capital Management
California
$50.7M

Top Sellers

1
BlackRock
BlackRock
New York
$687M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$53.9M
3
NL
Nuveen LLC
North Carolina
$25M
4
American Century Companies
American Century Companies
Missouri
$6.89M
5
AllianceBernstein
AllianceBernstein
Tennessee
$128M
Name Holding Trade Value Shares
Change 		Shares
Change %
RA
451
Rise Advisors
New York
$24.2K – – –
T
452
Tidemark
California
$23.6K +$18.8K +362 +393%
Northwestern Mutual Wealth Management
453
Northwestern Mutual Wealth Management
Wisconsin
$22.9K -$156 -3 -0.7%
HCM
454
Hollencrest Capital Management
California
$21.3K – – –
SAM
455
Smartleaf Asset Management
Massachusetts
$19.4K -$27.6K -528 -59%
Mitsubishi UFJ Asset Management
456
Mitsubishi UFJ Asset Management
Japan
$18.8K – – –
CTC
457
Central Trust Company
Missouri
$18.4K – – –
HCA
458
Harbor Capital Advisors
Illinois
$16K -$1.4K -27 -8%
AAP
459
Arax Advisory Partners
Colorado
$15.7K +$6.24K +120 +66%
TIM
460
Tortoise Investment Management
New York
$15.6K – – –
AAG
461
Armstrong Advisory Group
Massachusetts
$15.6K +$10.4K +200 +200%
WT
462
Whittier Trust
California
$14K – – –
MCM
463
MAI Capital Management
Ohio
$13K +$884 +17 +7%
CA
464
Clearstead Advisors
Ohio
$12.8K +$7.86K +151 +159%
SPIA
465
Steward Partners Investment Advisory
New York
$12.7K -$15.6K -300 -55%
BCM
466
Boreal Capital Management
Florida
$12K +$12K +230 New
RFS
467
Richardson Financial Services
Massachusetts
$12K -$3.76K -71 -24%
SS
468
SBI Securities
Japan
$11.2K -$7.91K -152 -41%
OCM
469
Orion Capital Management
California
$10.4K – – –
TCOV
470
Trust Company of Vermont
Vermont
$10.4K – – –
BIA
471
Bell Investment Advisors
California
$10.1K – – –
BAM
472
Byrne Asset Management
New Jersey
$9.88K – – –
SCM
473
Sterling Capital Management
North Carolina
$9.73K +$2.91K +56 +43%
TFM
474
TFC Financial Management
Massachusetts
$9.21K -$52 -1 -0.6%
AP
475
Atwood & Palmer
Missouri
$8.38K +$8.38K +161 New
17 18
19
20 21