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REPORTED · NEWSAdded Dec 26, 2025

Alector LLC Lays Off Half of Its Workforce Amid Financial Struggles

SOURCENews reportView the filing ↗

EFFECTIVE DATE
Oct 24, 2025

What we know

Location: Bay Area, California.

Based on news reporting.

Summary

Alector LLC, a Bay Area biotech company that was once valued at $2 billion, has laid off half of its workforce, affecting approximately 200 employees. This decision comes as the company faces significant financial challenges and seeks to streamline operations. The layoffs are part of a broader effort to reduce costs and refocus its business strategy. Alector's recent struggles highlight the difficulties faced by biotech firms in the current economic climate, as they navigate funding challenges and market pressures.

LayoffTalk has tracked 4 layoff events at Alector LLC since March 2025, including 75 jobs documented in official WARN filings, with 3 additional events known from news reporting.

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SOURCE
News reporting
View original source ↗
A
Alector LLCALEC
Health Care · 135 employees
4
EVENTS TRACKED
75
JOBS IN WARN FILINGS
View company profile

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CREATED DEC 26, 2025LAST UPDATED AUG 27, 2026