Filing Flows

Filing Flows › Zenas BioPharma (ZBIO) › Who owns the stock

Who owns Zenas BioPharma (ZBIO) stock

135 funds reported Zenas BioPharma (ZBIO) shares in their latest 13F filings, worth $1.6B in all. The largest holder is FMR LLC ($241M). Last quarter 82 funds added to their stakes and 53 cut them.

Largest holders of ZBIO (13F)Largest holders of ZBIO (13F)FMR LLC$241MSR One Capital Management, LP$128MNEA Management Company, LLC$102MEnavate Sciences GP, LLC$99.5MFederated Hermes$79.1MBlackRock$68.2MCapital International Investors$63.5MPolar Capital Holdings$61.2MRoyalty Pharma Sub-Manager, LLC$60.6MFairmount Funds Management LLC$59.9M

Largest holders (13F)

FundSharesValueChangeQuarter
FMR LLC9,506,701$241Mincrease2026-06-30
SR One Capital Management, LP5,037,854$128Munchanged2026-06-30
NEA Management Company, LLC4,023,219$102Munchanged2026-06-30
Enavate Sciences GP, LLC3,919,159$99.5Munchanged2026-06-30
Federated Hermes3,116,805$79.1Mdecrease2026-06-30
BlackRock2,686,225$68.2Mincrease2026-06-30
Capital International Investors2,502,912$63.5Mincrease2026-06-30
Polar Capital Holdings2,412,772$61.2Mdecrease2026-06-30
Royalty Pharma Sub-Manager, LLC2,388,150$60.6Munchanged2026-06-30
Fairmount Funds Management LLC2,359,025$59.9Munchanged2026-06-30
Vanguard Group1,453,065$52.8Mincrease2025-12-31
State Street2,055,100$52.2Mincrease2026-06-30
NVP Associates, LLC1,838,482$46.7Munchanged2026-06-30
Wellington Management Group LLP1,593,819$40.5Mincrease2026-06-30
Vanguard Capital Management LLC1,354,864$34.4Mincrease2026-06-30

Zenas BioPharma's latest quarter

Zenas BioPharma, Q3 2026: revenue $10.0M, net loss $109M, operating cash flow −$58.0M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most ZBIO stock?

By the latest 13F filings: FMR LLC ($241M); SR One Capital Management, LP ($128M); NEA Management Company, LLC ($102M); Enavate Sciences GP, LLC ($99.5M); Federated Hermes ($79.1M).

What is the short interest in ZBIO?

12,538,549 shares were sold short at the 2026-10-15 settlement, 5.0% of the float.

Open the interactive view →

Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.