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OmniAb
OABI

Overview Fund Activity

142 hedge funds and large institutions have $95.3M invested in OmniAb in 2025 Q2 according to their latest regulatory filings, with 25 funds opening new positions, 55 increasing their positions, 30 reducing their positions, and 32 closing their positions.

Holders
142
Holders Change
-9
Holders Change %
-5.96%
% of All Funds
1.91%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
25
Increased
55
Reduced
30
Closed
32
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
WCM
1
Whitefort Capital Management
New York
$17.8M
2
Citadel Advisors
2
Citadel Advisors
Florida
$3.71M
3
KLP
3
Kent Lake PR
Puerto Rico
$3.05M
4
Jacobs Levy Equity Management
4
Jacobs Levy Equity Management
New Jersey
$1.92M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$1.23M

Top Sellers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$0
2
Macquarie Group
2
Macquarie Group
Australia
$0
3
RCMNY
3
Rubric Capital Management (New York)
New York
$0
4
CC
4
Chicago Capital
Illinois
$0
5
SDJVC
5
St. Denis J. Villere & Co
Louisiana
$0
Name Market Value Shares Shares
Change 		Shares
Change %
MIM
51
MetLife Investment Management
New Jersey
$111K 63,735 +27,108 +74%
CIS
52
Connors Investor Services
Pennsylvania
$108K 62,000 +12,389 +25%
SEI Investments
53
SEI Investments
Pennsylvania
$106K 61,126 +40,724 +200%
IIM
54
INTECH Investment Management
Florida
$101K 58,224 -44,348 -43%
Mirae Asset Global ETFs Holdings
55
Mirae Asset Global ETFs Holdings
Hong Kong
$96.8K 55,628 +460 +0.8%
BCM
56
Bridgeway Capital Management
Texas
$93.8K 53,900 +53,900 New
BHCM
57
Brevan Howard Capital Management
Jersey
$93.6K 53,779 +53,779 New
T. Rowe Price Associates
58
T. Rowe Price Associates
Maryland
$84K 47,616 +8,299 +21%
William Blair & Company
59
William Blair & Company
Illinois
$78.6K 45,171 – –
VPIM
60
Vanguard Personalized Indexing Management
California
$78.6K 45,165 +45,165 New
Manulife (Manufacturers Life Insurance)
61
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$78K 44,809 +7,624 +21%
PAS
62
Point72 Asia (Singapore)
Singapore
$72.5K 41,638 +41,638 New
Citigroup
63
Citigroup
New York
$69.5K 39,919 -31,641 -44%
VOYA Investment Management
64
VOYA Investment Management
Georgia
$53.2K 30,572 +2,809 +10%
Corient Private Wealth
65
Corient Private Wealth
Florida
$52.6K 30,253 +30,253 New
LCM
66
Legato Capital Management
California
$49K 28,189 -530 -2%
State Board of Administration of Florida Retirement System
67
State Board of Administration of Florida Retirement System
Florida
$46.6K 26,753 – –
GCP
68
GSA Capital Partners
United Kingdom
$46K 26,174 -99,278 -79%
ProShare Advisors
69
ProShare Advisors
Maryland
$43.7K 25,138 -962 -4%
CUAMC
70
China Universal Asset Management Company
China
$42.8K 24,571 +298 +1%
NSEDCP
71
NJ State Employees Deferred Compensation Plan
New Jersey
$42.6K 24,500 – –
BL
72
BFSG LLC
California
$40.4K 23,235 +1,035 +5%
AQR Capital Management
73
AQR Capital Management
Connecticut
$39.7K 22,791 +12,520 +122%
Cerity Partners
74
Cerity Partners
New York
$39.3K 22,612 +11,919 +111%
HighTower Advisors
75
HighTower Advisors
Illinois
$37.2K 21,382 -500 -2%
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3
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