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ZBIO

ZBIO

Zenas BioPharma, Inc.Healthcare

Institutional holders
142
As of Q2 2026
Total 13F value
$1.8B
Sum of disclosed positions
New positions
31
This quarter
Sold positions
24
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
FMR LLC

Fmr Llc

$241.3M9.51M0.01%+4.7%
SR ONE CAPITAL MANAGEMENT, LP

Sr One Capital Management, Lp

$127.9M5.04M12.31%Unchanged
NEA Management Company, LLC

Nea Management Company, Llc

$102.1M4.02M6.43%Unchanged
Enavate Sciences GP, LLC

Enavate Sciences Gp, Llc

$99.5M3.92M28.80%Unchanged
DEERFIELD MANAGEMENT COMPANY, L.P.

Deerfield Management Company, L.P. (Series C)

$80.3M67.20M0.84%+3.4%
FEDERATED HERMES, INC.

Federated Hermes, Inc.

$79.1M3.12M0.11%-0.3%
BlackRock, Inc.

Blackrock, Inc.

$68.2M2.69M0.00%+31.8%
Capital International Investors

Capital International Investors

$63.5M2.50M0.01%+2.8%
CITADEL ADVISORS LLC

Citadel Advisors

$61.8M43.80M0.00%+171.3%
Polar Capital Holdings Plc

Polar Capital Holdings Plc

$61.2M2.41M0.14%-5.3%
Royalty Pharma Sub-Manager, LLC

Royalty Pharma Sub-Manager, Llc

$60.6M2.39M25.05%
Fairmount Funds Management LLC

Fairmount Funds Management Llc

$59.9M2.36M3.96%Unchanged
STATE STREET CORP

State Street Corporation

$52.2M2.06M0.00%+39.7%
NVP Associates, LLC

Nvp Associates, Llc

$46.7M1.84M14.22%Unchanged
LINDEN ADVISORS LP

Linden Advisors Lp

$42.9M35.90M0.22%+378.6%
WELLINGTON MANAGEMENT GROUP LLP

Wellington Management Group Llp

$40.5M1.59M0.01%+27.9%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$34.4M1.35M0.00%+8.8%
BANK OF AMERICA CORP /DE/

Bank Of America

$31.2M1.23M0.00%+217.0%
PRICE T ROWE ASSOCIATES INC /MD/

Price T Rowe Associates Inc /Md/

$31.1M1.23M0.00%+243.4%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$30.2M777.4K0.00%+4628.3%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$22.4M882.7K0.00%+34.6%
ALLIANCEBERNSTEIN L.P.

Alliancebernstein L.P.

$21.6M1.10M0.01%+23.0%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$20.7M815.1K0.01%+196.4%
EcoR1 Capital, LLC

Ecor1 Capital, Llc

$20M789.5K0.97%Unchanged
Woodline Partners LP

Woodline Partners Lp

$18M3.09M0.05%Added
MILLENNIUM MANAGEMENT LLC

Millennium Management

$17M860.5K0.01%+38.5%
BALYASNY ASSET MANAGEMENT L.P.

Balyasny Asset Management Llc

$14.6M576.7K0.02%-13.5%
ArrowMark Colorado Holdings LLC

Arrowmark Colorado Holdings Llc

$14.6M573.3K0.61%-13.0%
SILVERARC CAPITAL MANAGEMENT, LLC

Silverarc Capital Management, Llc

$12.9M509.8K1.34%-55.1%
Rock Springs Capital Management LP

Rock Springs Capital Management Lp

$12.7M502.1K0.62%Unchanged
Pivotal bioVenture Partners Investment Advisor LLC

Pivotal Bioventure Partners Investment Advisor Llc

$12.5M490.8K4.05%-17.1%
NEXTBio Capital Management LP

Nextbio Capital Management Lp

$10.8M426.7K4.98%Unchanged
Vestal Point Capital, LP

Vestal Point Capital, Lp

$9.3M365.0K0.22%+82.5%
MARSHALL WACE, LLP

Marshall Wace, Llp

$8.2M323.4K0.00%-35.6%
JENNISON ASSOCIATES LLC

Jennison Associates Llc

$8M314.0K0.00%+25.6%
JANE STREET GROUP, LLC

Jane Street Group, Llc

$7.8M6.50M0.00%-31.6%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$7.7M304.9K0.00%+21.3%
READYSTATE ASSET MANAGEMENT LP

Readystate Asset Management Lp

$7.7M6.50M0.26%New Position
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$7.7M302.1K0.00%+34.6%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$7.7M302.1K0.00%New Position
NORTHERN TRUST CORP

Northern Trust Corp

$7.1M281.1K0.00%+44.4%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$6.9M271.2K0.00%-28.9%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$6.5M254.6K0.00%+41.9%
Jefferies Financial Group Inc.

Jefferies Financial Group Inc.

$6M5.00M0.04%Exited
SPHERA FUNDS MANAGEMENT LTD.

Sphera Funds Management Ltd.

$5.9M230.8K0.76%+7.7%
Walleye Capital LLC

Walleye Capital Llc

$5.3M209.1K0.02%+66.9%
Sio Capital Management, LLC

Sio Capital Management, Llc

$5.3M208.6K0.88%-37.1%
UBS Group AG

Ubs Group Ag

$4.5M178.1K0.00%-51.5%
Voleon Capital Management LP

Voleon Capital Management Lp

$4.2M167.1K0.08%+464.4%
CAPSTONE INVESTMENT ADVISORS, LLC

Capstone Investment Advisors, Llc

$4.2M3.50M0.01%Unchanged

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