SentinelOne shares plunged nearly 20 percent after weak guidance and major restructuring with job cuts.
The restructuring plan includes substantial workforce reductions as the company seeks to improve profitability.
The sell-off reignites fears about AI impact on traditional software companies.
SentinelOne decline contrasts with tech rally - S&P 500 tech up 33% in two months.
Analysts note intense competition from CrowdStrike and Microsoft. Bloomberg reported.