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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 %
DWS
126
Dynamic Wealth Strategies
California
$715 411 – –
DJSG
127
D.J. St. Germain
Massachusetts
$639 367 – –
S
128
SignatureFD
Georgia
$628 361 – –
NA
129
NewEdge Advisors
Louisiana
$329 189 – –
CTC
130
Central Trust Company
Missouri
$298 171 – –
SA
131
Scarborough Advisors
Maryland
$280 161 +161 New
Comerica Bank
132
Comerica Bank
Texas
$221 127 -344 -73%
SS
133
SBI Securities
Japan
$219 126 +109 +641%
CIAS
134
CBIZ Investment Advisory Services
Ohio
$136 78 – –
FMII
135
Farmers & Merchants Investments Inc
Nebraska
$92 53 – –
National Bank of Canada
136
National Bank of Canada
Quebec, Canada
$73 42 +42 New
UB
137
UMB Bank
Missouri
$50 29 – –
PA
138
Parallel Advisors
California
$7 4 – –
SC
139
SouthState Corp
Florida
$2 1 -688 -100%
FFA
140
Farther Finance Advisors
California
$2 1 -4 -80%
Janus Henderson Group
141
Janus Henderson Group
United Kingdom
– – -8,058,228 Closed
Macquarie Group
142
Macquarie Group
Australia
– – -4,422,738 Closed
RCMNY
143
Rubric Capital Management (New York)
New York
– – -2,850,588 Closed
CC
144
Chicago Capital
Illinois
– – -2,620,454 Closed
SDJVC
145
St. Denis J. Villere & Co
Louisiana
– – -1,437,944 Closed
DMKJ
146
David M. Knott Jr
– – -982,336 Closed
Impax Asset Management Group
147
Impax Asset Management Group
United Kingdom
– – -761,387 Closed
FSCM
148
First Sabrepoint Capital Management
Texas
– – -410,000 Closed
American Century Companies
149
American Century Companies
Missouri
– – -181,408 Closed
Universal-Beteiligungs- und Servicegesellschaft
150
Universal-Beteiligungs- und Servicegesellschaft
Germany
– – -108,111 Closed
3 4 5
6
7