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OmniAb
OABI

Overview Fund Activity

156 hedge funds and large institutions have $517M invested in OmniAb in 2023 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 44 increasing their positions, 42 reducing their positions, and 16 closing their positions.

Holders
156
Holders Change
+9
Holders Change %
+6.12%
% of All Funds
2.29%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
26
Increased
44
Reduced
42
Closed
16
Calls
$1.11M
Puts
$276K
Net Calls
+$836K
Net Calls Change
+$620K

Top Buyers

1
ACH
1
Avista Capital Holdings
New York
$95.4M
2
Morgan Stanley
2
Morgan Stanley
New York
$5.66M
3
BlackRock
3
BlackRock
New York
$45M
4
ACM
4
ADAR1 Capital Management
Texas
$2.95M
5
William Blair Investment Management
5
William Blair Investment Management
Illinois
$20.6M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$13.3M
2
KCM
2
Kornitzer Capital Management
Kansas
$7.53M
3
Invesco
3
Invesco
Georgia
$370K
4
1CM
4
1492 Capital Management
Wisconsin
$0
5
Macquarie Group
5
Macquarie Group
Australia
$22M
Name Market Value Shares Shares
Change 		Shares
Change %
Mirae Asset Global Investments
76
Mirae Asset Global Investments
South Korea
$234K 37,903 +2,902 +8%
Wells Fargo
77
Wells Fargo
California
$215K 34,802 -5,495 -14%
Royal Bank of Canada
78
Royal Bank of Canada
Ontario, Canada
$211K 34,076 +13,772 +68%
GC
79
Guggenheim Capital
Illinois
$208K 33,767 -12 -0%
New York State Common Retirement Fund
80
New York State Common Retirement Fund
New York
$202K 32,735 -164 -0.5%
Principal Financial Group
81
Principal Financial Group
Iowa
$200K 32,488 -3,172 -9%
LCM
82
Legato Capital Management
California
$186K 30,200 – –
State Board of Administration of Florida Retirement System
83
State Board of Administration of Florida Retirement System
Florida
$165K 26,753 – –
BL
84
BFSG LLC
California
$164K 26,615 – –
SEI Investments
85
SEI Investments
Pennsylvania
$153K 24,806 +2,641 +12%
NSEDCP
86
NJ State Employees Deferred Compensation Plan
New Jersey
$151K 24,500 – –
ASRS
87
Arizona State Retirement System
Arizona
$150K 24,356 -330 -1%
T. Rowe Price Associates
88
T. Rowe Price Associates
Maryland
$148K 23,735 +2,238 +10%
ProShare Advisors
89
ProShare Advisors
Maryland
$141K 22,862 +10,751 +89%
HighTower Advisors
90
HighTower Advisors
Illinois
$132K 21,382 – –
HF
91
HRT Financial
New York
$128K 20,883 +20,883 New
TRCT
92
Tower Research Capital (TRC)
New York
$127K 20,596 -7,455 -27%
BP
93
BBR Partners
New York
$123K 20,000 – –
EAM
94
Eagle Asset Management
Florida
$121K 19,651 – –
SS
95
Simplicity Solutions
Minnesota
$117K 18,929 +1,253 +7%
BFG
96
Bleakley Financial Group
New Jersey
$117K 18,929 +1,253 +7%
Zurich Cantonal Bank
97
Zurich Cantonal Bank
Switzerland
$116K 18,772 +6,755 +56%
LPL Financial
98
LPL Financial
California
$113K 18,392 -210 -1%
Jane Street
99
Jane Street
New York
$107K 17,294 +17,294 New
VF
100
Virtu Financial
New York
$100K 16,232 +16,232 New
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4
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