智通财经网·2025-10-22 08:21Core Insights - GSK's experimental drug latozinemab, developed in collaboration with Alector, failed to slow the progression of a rare form of dementia, leading to a significant drop in Alector's stock price by nearly 60% [1] - Alector plans to focus on other experimental therapies for Alzheimer's and Parkinson's diseases, while also announcing substantial layoffs and the resignation of its R&D head [2] Company Developments - Alector's drug aimed at frontotemporal dementia, linked to mutations in the progranulin gene, did not show clinical benefits in a late-stage trial, prompting the company to terminate the study and cut nearly half of its workforce [1][2] - GSK's stock experienced a slight decline of 1.4% in early trading, but later showed a recovery with a 0.59% increase in after-hours trading [2] Financial Implications - Alector reported cash and investments of approximately $291.1 million as of the end of September, sufficient to sustain operations until 2027 [2] - The failed trial represents a setback for GSK's development goals, particularly in the dementia treatment sector, raising concerns among investors about the company's strategic direction to achieve its sales target of £40 billion by 2031 [2]