Sutro Biopharma Announces Layoffs to Extend Financial Runway

Sutro Biopharma, Inc. has announced layoffs affecting approximately 100 employees as part of a strategy to extend its financial runway into 2027. The company is making these deeper cuts to ensure it can reach key data readouts in its ongoing projects. The layoffs are part of a broader restructuring effort aimed at optimizing operations and managing costs effectively. This decision comes amid challenging market conditions and aims to position the company for future growth. The layoffs are effective immediately as Sutro seeks to streamline its workforce and focus on critical initiatives.

LayoffTalk has tracked 6 layoff events at Sutro Biopharma, Inc. since March 2025, including 119 jobs documented in official WARN filings, with 4 additional events known from news reporting.