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OABI

OABI

OmniAb, Inc.Services

Institutional holders
121
As of Q2 2026
Total 13F value
$146.1M
Sum of disclosed positions
New positions
22
This quarter
Sold positions
13
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
Whitefort Capital Management, LP

Whitefort Capital Management, Lp

$25.2M10.25M6.21%-27.9%
BlackRock, Inc.

Blackrock, Inc.

$21.9M8.90M0.00%+9.8%
NOMURA HOLDINGS INC

Nomura Holdings Inc

$12.4M5.03M0.01%+613.2%
CADIAN CAPITAL MANAGEMENT, LP

Cadian Capital Management, Lp

$10.4M4.21M0.78%+1.3%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$9.5M3.85M0.00%-3.5%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$7.1M2.88M0.00%-1.4%
RICE HALL JAMES & ASSOCIATES, LLC

Rice Hall James & Associates, Llc

$6.4M2.61M0.31%+2.5%
PRIVATE MANAGEMENT GROUP INC

Private Management Group Inc

$5.8M2.34M0.15%-3.5%
STATE STREET CORP

State Street Corporation

$5.2M2.13M0.00%+3.2%
DIMENSIONAL FUND ADVISORS LP

Dimensional Fund Advisors Lp

$3.1M1.26M0.00%-27.7%
TOWERVIEW LLC

Towerview Llc

$2.9M1.18M1.90%+18.0%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$2.4M980.4K0.00%+8.5%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$2.4M966.9K0.00%+0.8%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$2.4M966.9K0.00%New Position
NORTHERN TRUST CORP

Northern Trust Corp

$2.3M948.3K0.00%+7.7%
ADAR1 Capital Management, LLC

Adar1 Capital Management, Llc

$2.3M947.4K0.11%+34.4%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$1.9M758.5K0.00%+4.5%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$1.6M657.4K0.00%+28.2%
Nuveen, LLC

Nuveen, Llc

$1.6M642.8K0.00%+3.0%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$1.5M5.2K0.00%-40.3%
RENAISSANCE TECHNOLOGIES LLC

Renaissance Technologies

$1.5M600.4K0.00%+122.7%
D. E. Shaw & Co., Inc.

D.E. Shaw & Co

$1.4M559.4K0.00%+47.1%
MACKENZIE FINANCIAL CORP

Mackenzie Financial Corp

$1.2M489.1K0.00%New Position
Arbiter Partners Capital Management LLC

Arbiter Partners Capital Management Llc

$948K385.2K0.25%Unchanged
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$946K384.6K0.00%-8.2%
MORGAN STANLEY

Morgan Stanley

$914K371.5K0.00%-8.9%
MILLENNIUM MANAGEMENT LLC

Millennium Management

$864K474.2K0.00%-9.5%
Bank of New York Mellon Corp

Bank Of New York Mellon Corp

$783K318.4K0.00%+16.0%
TLS Advisors LLC

Tls Advisors Llc

$543K220.7K1.60%-11.8%
FMR LLC

Fmr Llc

$492K199.8K0.00%+5.4%
BRIDGEWAY CAPITAL MANAGEMENT, LLC

Bridgeway Capital Management, Llc

$489K198.9K0.01%Unchanged
RHUMBLINE ADVISERS

Rhumbline Advisers

$423K172.0K0.00%+8.0%
Palumbo Wealth Management LLC

Palumbo Wealth Management Llc

$398K162.0K0.08%New Position
Invesco Ltd.

Invesco Ltd.

$397K161.4K0.00%+19.5%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Arrowstreet Capital, Limited Partnership

$393K159.6K0.00%New Position
AQR CAPITAL MANAGEMENT LLC

Aqr Capital Management Llc

$388K157.7K0.00%+36.4%
BANK OF AMERICA CORP /DE/

Bank Of America

$368K149.5K0.00%+22.9%
Walleye Capital LLC

Walleye Capital Llc

$355K144.4K0.00%New Position
ACADIAN ASSET MANAGEMENT LLC

Acadian Asset Management Llc

$323K132.4K0.00%New Position
CITADEL ADVISORS LLC

Citadel Advisors

$286K116.4K0.00%-74.5%
JPMORGAN CHASE & CO

Jpmorgan Chase

$275K107.0K0.00%New Position
DEUTSCHE BANK AG\

Deutsche Bank Ag\

$248K100.8K0.00%+8.8%
WELLS FARGO & COMPANY/MN

Wells Fargo & Company/Mn

$247K100.2K0.00%+99.9%
ALLIANCEBERNSTEIN L.P.

Alliancebernstein L.P.

$245K156.0K0.00%+3.6%
PRICE T ROWE ASSOCIATES INC /MD/

Price T Rowe Associates Inc /Md/

$198K80.1K0.00%+4.0%
AMERICAN CENTURY COMPANIES INC

American Century Companies Inc

$185K75.1K0.00%+115.7%
XTX Topco Ltd

Xtx Topco Ltd

$182K73.9K0.00%+65.5%
Connor, Clark & Lunn Investment Management Ltd.

Connor, Clark & Lunn Investment Management Ltd.

$178K72.4K0.00%+411.9%
MetLife Investment Management, LLC

Metlife Investment Management, Llc

$162K65.7K0.00%+36.6%
Russell Investments Group, Ltd.

Russell Investments Group, Ltd.

$157K63.8K0.00%+490.6%

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