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OmniAb

128 hedge funds and large institutions have $87.7M invested in OmniAb in 2026 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 42 increasing their positions, 38 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

11% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 38

9% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 22

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

1% less funds holding

Funds holding: 129128 (-1)

1.16% less ownership

Funds ownership: 39.8%38.64% (-1.2%)

17% less capital invested

Capital invested by funds: $106M → $87.7M (-$18.1M)

Holders
128
Holders Change
-1
Holders Change %
-0.78%
% of All Funds
1.58%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.01%
New
24
Increased
42
Reduced
38
Closed
22
Calls
$20K
Puts
Net Calls
+$20K
Net Calls Change
-$28K
Name Holding Trade Value Shares
Change
Change in
Stake
RFP
126
Root Financial Partners
California
$20 +$23 +13 New
SIC
127
SJS Investment Consulting
Ohio
$5 +$5 +3 New
CIAM
128
Caitong International Asset Management
Hong Kong
$2
WP
129
Woodline Partners
California
-$529K -285,714 Closed
Two Sigma Advisers
130
Two Sigma Advisers
New York
-$365K -197,530 Closed
CIS
131
Connors Investor Services
Pennsylvania
-$115K -61,941 Closed
Acadian Asset Management
132
Acadian Asset Management
Massachusetts
-$88K -47,625 Closed
BFM
133
Boothbay Fund Management
New York
-$88.1K -47,596 Closed
Ameriprise
134
Ameriprise
Minnesota
-$60.6K -32,749 Closed
BHCM
135
Brevan Howard Capital Management
Jersey
-$45.2K -24,415 Closed
SG Americas Securities
136
SG Americas Securities
New York
-$43K -23,141 Closed
AG
137
Algert Global
California
-$38K -20,498 Closed
BP
138
BBR Partners
New York
-$37K -20,000 Closed
Ohio Public Employees Retirement System (OPERS)
139
Ohio Public Employees Retirement System (OPERS)
Ohio
-$28.3K -15,321 Closed
AWM
140
Avior Wealth Management
Nebraska
-$19.8K -10,704 Closed
AB
141
Amalgamated Bank
New York
-$6K -3,304 Closed
SAM
142
Smartleaf Asset Management
Massachusetts
-$4.57K -2,458 Closed
SWM
143
Spire Wealth Management
Virginia
-$2.22K -1,200 Closed
Daiwa Securities Group
144
Daiwa Securities Group
Japan
-$1K -475 Closed
DJSG
145
D.J. St. Germain
Massachusetts
-$679 -367 Closed
NA
146
NewEdge Advisors
Louisiana
-$350 -189 Closed
SA
147
Scarborough Advisors
Maryland
-$298 -161 Closed
Northwestern Mutual Wealth Management
148
Northwestern Mutual Wealth Management
Wisconsin
-$54 -29 Closed
ACA
149
American Capital Advisory
Idaho
-$36 -19 Closed