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TrustFinance Global Insights
Apr 09, 2026
2 min read
25

Software stocks experienced a significant downturn Thursday, with Palantir Technologies (PLTR) plunging 7%. The selloff was triggered by mounting concerns over new AI models from competitors, notably Anthropic's powerful new Mythos model.
The iShares Expanded Tech-Software Sector ETF fell 3.7%, reflecting broad-based weakness across the industry. Major companies like Microsoft, Oracle, and Salesforce also traded lower as the market reacted to the potential disruption from next-generation AI agents.
Investor concerns were amplified by comments from short seller Michael Burry, who noted that Anthropic is directly competing with Palantir by offering a potentially easier and cheaper solution for businesses. Analysts acknowledge Mythos's significant performance improvements in software engineering benchmarks, raising near-term disruption risks for IT services, although its real-world capabilities remain unproven.
Investor sentiment towards the software sector has soured due to the perceived threat from advanced AI models. Market participants will closely watch for real-world adoption of Anthropic's technology and its impact on the revenue of established software firms.
Q: Why did software stocks fall?
A: Stocks fell due to fears of increased competition from Anthropic's new advanced AI model, Mythos, and critical commentary from investor Michael Burry.
Q: Which company was significantly affected?
A: Palantir Technologies (PLTR) was notably affected, with its stock dropping by 7% amid specific concerns about direct competition from Anthropic.
Source: Investing.com

TrustFinance Global Insights
AI-assisted editorial team by TrustFinance curating reliable financial and economic news from verified global sources.
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