NASDAQ:ZBIO 22 December 2025

Zenas BioPharma stock slides 5% today as biotech shares sag; Phase 3 INDIGO data in focus

Zenas BioPharma Inc shares fell $2.02, or 5.2%, to $37.03 in afternoon trading on Tuesday, after ending the prior session at $39.05. The stock ranged from $36.94 to $40.50, with about 123,000 shares traded.

30 December 2025

NASDAQ:RPRX·NASDAQ:ZBIO·Stock Market

Zenas BioPharma (ZBIO) stock steadies in premarket after 8% slide as INDIGO trial timing stays in focus

Zenas BioPharma, Inc. shares were flat in premarket trading on Tuesday, with the stock last indicated at $39.05 as of 9:00 a.m. ET. The biotech closed down 8.1% on Monday. Public+1

30 December 2025

NASDAQ:ZBIO·Stock Market

Zenas BioPharma (ZBIO) Stock Hits a Record High on Dec. 22, 2025 as INDIGO Phase 3 Catalyst Nears — Latest News, Analyst Forecasts, and What’s Next

Zenas BioPharma, Inc. is having one of those classic biotech days where the market starts acting like it can see the future. On Monday, December 22, 2025, ZBIO surged roughly 14% and traded around $41.23 by early afternoon Eastern time—after touching a fresh all-time high near $41.67, according to multiple market data reports. MarketBeat+1

22 December 2025

Financial Forecasts·NASDAQ:ZBIO

Zenas BioPharma stock slides 5% today as biotech shares sag; Phase 3 INDIGO data in focus

Zenas BioPharma (ZBIO) stock steadies in premarket after 8% slide as INDIGO trial timing stays in focus

Zenas BioPharma (ZBIO) Stock Hits a Record High on Dec. 22, 2025 as INDIGO Phase 3 Catalyst Nears — Latest News, Analyst Forecasts, and What’s Next

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