13F

Stock

Zenas BioPharma, Inc.

ZBIO · held by 118 managers

Reported value

$1.49B

Holders

118

+2 new · −1 exited

Holders’ est. mark

$1.78M

Price effect on 4 books still in the name

Largest holder

$279.7M

Fidelity

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Fidelity7.7M$279.7MHeld
SR One Capital Management, LP5.04M$182.9MHeld
ENAVATE SCIENCES GP, LLC3.92M$142.3MHeld
NEA Management Company, LLC3.52M$127.9MHeld
FEDERATED HERMES, INC.2.72M$98.6MHeld
Fairmount Funds Management LLC2.21M$80.2MHeld
NVP ASSOCIATES, LLC1.84M$66.8MHeld
BlackRock, Inc.1.77M$64.2MHeld
Vanguard1.45M$52.8MHeld
NOVO HOLDINGS A/S1.45M$52.6MHeld
Polar Capital Holdings Plc1.06M$38.4MHeld
WELLINGTON MANAGEMENT GROUP LLP855.3K$31.1MHeld
Vivo Capital, LLC853.5K$31MHeld
EcoR1 Capital, LLC789.5K$28.7MHeld
ArrowMark Colorado Holdings LLC751.2K$27.3MHeld
Pivotal bioVenture Partners Investment Advisor LLC592K$21.5MHeld
GEODE CAPITAL MANAGEMENT, LLC588.4K$21.4MHeld
Rock Springs Capital Management LP502.1K$18.2MHeld
State Street438.3K$15.9MHeld
NEXTBio Capital Management LP322K$11.7MHeld
Point72 Asset Management, L.P.368.4K$9.21MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC213.2K$7.74MHeld
Balyasny Asset Management L.P.193.2K$7.01MHeld
Invesco Ltd.188K$6.83MHeld
Skandinaviska Enskilda Banken AB (publ)163.9K$5.95MHeld
NORTHERN TRUST CORP155.4K$5.64MHeld
VOLORIDGE INVESTMENT MANAGEMENT, LLC133.4K$4.85MHeld
GOLDMAN SACHS GROUP INC130.7K$4.75MHeld
MORGAN STANLEY128.3K$4.66M$1.25MAdded$2.69M
Eversept Partners, LP121K$4.39MHeld
SUPERSTRING CAPITAL MANAGEMENT LP83.4K$3.03MHeld
Icahn Capital78.2K$2.84MHeld
UBS Group AG69.5K$2.52MHeld
Bank of New York Mellon Corp51.8K$1.88MHeld
SCHRODER INVESTMENT MANAGEMENT GROUP50.6K$1.85MHeld
Nuveen, LLC50.9K$1.85MHeld
MILLENNIUM MANAGEMENT LLC49.2K$1.78MHeld
BANK OF AMERICA CORP /DE/47.2K$1.71M$209KAdded$1.38M
ALPS ADVISORS INC44.1K$1.6MHeld
BARCLAYS PLC34.4K$1.25M$322.8KAdded$740.4K
Swiss National Bank31.6K$1.15MHeld
Citadel24.5K$888.1KHeld
RHUMBLINE ADVISERS21.9K$796.9KHeld
JPMORGAN CHASE & CO21.7K$788.9KHeld
WELLS FARGO & COMPANY/MN21.2K$768KHeld
ALLIANCEBERNSTEIN L.P.18.4K$666.3KHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM15.7K$570.1KHeld
Squarepoint Ops LLC15.5K$564.3KHeld
TWO SIGMA INVESTMENTS, LP15.1K$548.3KHeld
VOYA INVESTMENT MANAGEMENT LLC14.7K$534.7KHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP13.7K$496.6KHeld
China Universal Asset Management Co., Ltd.13.3K$483.4KHeld
Legal & General Group Plc13K$473KHeld
DEUTSCHE BANK AG\12.8K$464.1KHeld
Creative Planning12.3K$445.6KHeld
XTX Topco Ltd12.2K$442.4KHeld
LOS ANGELES CAPITAL MANAGEMENT LLC14.4K$431.7KHeld
STATE OF WISCONSIN INVESTMENT BOARD10.2K$371.1KHeld
Voleon Capital Management LP10.2K$369.9KHeld
MetLife Investment Management, LLC10.1K$366.7KHeld
Schonfeld Strategic Advisors LLC9.13K$331.4KHeld
INTECH INVESTMENT MANAGEMENT LLC8.86K$321.8KHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.8.78K$318.8KHeld
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC8.4K$305KHeld
JANUS HENDERSON GROUP PLC7.9K$286.6KHeld
Mariner, LLC7.68K$278.7KHeld
VARCOV Co.7.33K$266.3KHeld
BNP PARIBAS FINANCIAL MARKETS7.14K$259.2KHeld
MARSHALL WACE, LLP7.1K$257.8KHeld
Virtus Investment Advisers, LLC6.55K$238KHeld
MANUFACTURERS LIFE INSURANCE COMPANY, THE6.26K$227.2KHeld
NEW YORK STATE COMMON RETIREMENT FUND6.2K$225.1KHeld
Brevan Howard Capital Management LP6.17K$224.1KHeld
PNC Financial Services Group, Inc.5.82K$211.5KHeld
ProShare Advisors LLC5.82K$211.3KHeld
Police & Firemen's Retirement System of New Jersey4.5K$163.4KHeld
KLP KAPITALFORVALTNING AS3.4K$123.5KHeld
STRS OHIO2.8K$101.7KHeld
Mirae Asset Global Investments Co., Ltd.2.61K$94.7KHeld
CITIGROUP INC2.35K$85.4KHeld
SIMPLEX TRADING, LLC1.97K$71.7KHeld
Ameritas Investment Partners, Inc.1.37K$49.7KHeld
Russell Investments Group, Ltd.1.34K$48.8KHeld
Sterling Capital Management LLC1.09K$39.5KHeld
GF FUND MANAGEMENT CO. LTD.1.05K$38.3KHeld
US BANCORP \DE\884$32.1KHeld
Tower Research Capital LLC (TRC)795$28.9KHeld
ROYAL BANK OF CANADA544$20KHeld
SIGNATUREFD, LLC389$14.1KHeld
PRICE T ROWE ASSOCIATES INC /MD/369.2K$13.4KHeld
GAMMA Investing LLC179$6.5KHeld
NISA INVESTMENT ADVISORS, LLC115$4.18KHeld
Torren Management, LLC95$3.45KHeld
J.Safra Asset Management Corp92$3.34KHeld
Farther Finance Advisors, LLC86$3.12KHeld
EverSource Wealth Advisors, LLC73$2.65KHeld
Physician Wealth Advisors, Inc.67$2.43KHeld
Allworth Financial LP47$1.71KNew
Aster Capital Management (DIFC) Ltd42$1.52KHeld
Cornerstone Financial Management LLC26$944Held
Larson Financial Group LLC19$690Held
IFP Advisors, Inc12$436New
Sunbelt Securities, Inc.11$399Held
Global Retirement Partners, LLC11$399Held
GSA CAPITAL PARTNERS LLP8.96K$325Held
SJS Investment Consulting Inc.7$255Held
MAI Capital Management7$255Held
SageView Advisory Group, LLC4$146Held
Arax Advisory Partners4$145Held
OSAIC HOLDINGS, INC.3$109Held
True Wealth Design, LLC3$109Held
Essential Partners LLC3$109$29Added$65
CWM, LLC2.18K$79Held
Clearstead Advisors, LLC1$37Held
ROTHSCHILD INVESTMENT LLC1$36Held
Keating Financial Advisory Services, Inc.1$36Held
AMALGAMATED BANK593$22Held
Daiwa Securities Group Inc.179$6Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.