TickerFacts.

Zenas BioPharma, Inc. (ZBIO): Shares Outstanding

Annual figures by period end, from SEC filings.

54.49M
As of 2025-12-31
63.33M
As of 2026-06-30
2023-12-31: 1.58M2024-12-31: 41.79M2025-12-31: 54.49M54.49M
2023-12-31 Shares Outstanding (shares) 2025-12-31
Period endedShares OutstandingChange YoYSource filing
2025-12-3154.49M+30.4%2026-03-16, Balance as of period end
2024-12-3141.79Mn/m2026-03-16, Balance as of period end
2023-12-311.58Mn/a2025-03-11, Balance as of period end