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BUSINESS · SEP 17, 2026

AI Risk Warnings Trigger Semiconductor Sell-off and Cybersecurity Surge

Semiconductor stocks fell while cybersecurity firms surged after OpenAI and Anthropic CEOs warned about the risks and pace of artificial intelligence development.

Semiconductor stocks declined on Monday as investors reacted to weekend warnings from the leaders of two prominent artificial intelligence firms. Sam Altman, CEO of OpenAI, and Dario Amodei, CEO of Anthropic, published warnings regarding the risks and the rapid pace of AI development, contributing to a 4% loss for the VanEck Semiconductor ETF.

In contrast, cybersecurity stocks experienced a significant surge as investors anticipated increased corporate spending on security measures to protect vulnerable AI models. CrowdStrike and Palo Alto Networks gained nearly 14% and 13% respectively, while the First Trust Nasdaq Cybersecurity ETF rose 6%.

George Kurtz, CEO of CrowdStrike, dismissed the calls for a slowdown in AI development. He stated that developers will continue to advance the technology regardless of individual CEO warnings.


Reported across 5 outlets
Actors
Sam AltmanDario AmodeiGeorge KurtzOpenAIAnthropicCrowdStrike

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