AI concerns trigger sharp selloff in global software and advertising stocks
Global markets saw software and advertising shares tumble today as new AI tools sparked fears. Investors worry rapid tech advances will replace major firms.
Insights:
Anthropic announced the launch of a legal plug-in for its Claude generative AI chatbot on February 3, 2026, triggering a deepened selloff in European and North American software, data analytics, and advertising stocks. The announcement coincided with steep share price declines, including double-digit drops for some firms, and substantial market-cap losses across the sectors. This market-driven reaction underscores investor concern that new AI models could disrupt established revenue streams and business models.
In the United States 
US, the selloff impacted major software and technology firms such as Microsoft Corporation , Oracle Corporation , Salesforce, Inc. , and ServiceNow, Inc. . Other companies seeing declines included Adobe Inc. and Strong Global Entertainment, Inc. . Market observers, including Lars Skovgaard lars skovgaard and Giuseppe Sersale giuseppe sersale, noted that the development has turned companies previously viewed as AI beneficiaries into perceived potential losers as the scope of AI disruption becomes clearer.
US, the selloff impacted major software and technology firms such as Microsoft Corporation , Oracle Corporation , Salesforce, Inc. , and ServiceNow, Inc. . Other companies seeing declines included Adobe Inc. and Strong Global Entertainment, Inc. . Market observers, including Lars Skovgaard lars skovgaard and Giuseppe Sersale giuseppe sersale, noted that the development has turned companies previously viewed as AI beneficiaries into perceived potential losers as the scope of AI disruption becomes clearer.
