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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 %
GWS
151
Glassman Wealth Services
Virginia
$309 50 – –
T
152
Tidemark
California
$117 19 +19 New
CFS
153
CGC Financial Services
Oregon
$86 14 – –
FFA
154
Farther Finance Advisors
California
$49 8 +8 New
PA
155
Parallel Advisors
California
$25 4 – –
1CM
156
1492 Capital Management
Wisconsin
– – -438,810 Closed
GCM
157
Graham Capital Management
Connecticut
– – -35,013 Closed
NRD
158
Nebula Research & Development
New York
– – -34,942 Closed
AAM
159
Advisors Asset Management
Colorado
– – -33,906 Closed
Verition Fund Management
160
Verition Fund Management
Connecticut
– – -21,470 Closed
BFM
161
Boothbay Fund Management
New York
– – -15,000 Closed
AAS
162
Ameritas Advisory Services
Nebraska
– – -11,147 Closed
Two Sigma Advisers
163
Two Sigma Advisers
New York
– – -11,050 Closed
Mercer Global Advisors
164
Mercer Global Advisors
Colorado
– – -10,968 Closed
State of Wisconsin Investment Board
165
State of Wisconsin Investment Board
Wisconsin
– – -10,570 Closed
FAIM
166
Financial Advocates Investment Management
Washington
– – -10,105 Closed
SPIA
167
Steward Partners Investment Advisory
New York
– – -490 Closed
GKIM
168
GW&K Investment Management
Massachusetts
– – -195 Closed
Toronto Dominion Bank
169
Toronto Dominion Bank
Ontario, Canada
– – -10 Closed
TAM
170
Tucker Asset Management
Colorado
– – -9 Closed
GI
171
Gradient Investments
Minnesota
– – -8 Closed
C
172
Covestor
United Kingdom
$0 22 -2 -8%
Simplex Trading
173
Simplex Trading
Illinois
– – – –
Group One Trading
174
Group One Trading
Illinois
– – – –
Public Sector Pension Investment Board (PSP Investments)
175
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
– – – –
3 4 5 6
7