NYT Escalates Microsoft, OpenAI Lawsuit Alleging Intentional Content Theft

Key Facts

1The New York Times alleged in an unsealed court document that OpenAI committed an astonishing and unprecedented theft to train AI models.

In a move reflecting the intensifying conflict between tech giants and media institutions over intellectual property, The New York Times has escalated its legal battle against Microsoft and OpenAI. The newspaper alleged in a recently unsealed court document that OpenAI committed an astonishing and unprecedented theft to train its AI models. The allegations center on the unauthorized use of millions of copyrighted news articles, which the NYT characterizes as intentional theft of content at an unprecedented scale.

These developments occur as mega-cap tech firms face mounting legal and regulatory pressure regarding training data sources. Per market data, MSFT shares closed at $497.75 on September 17, 2026, while NYT shares stood at $69.94 on the same date. In the broader tech sector, peer companies showed varied levels, with Alphabet (GOOGL) closing at $347.33 and Meta at $682.31, highlighting the sector's sensitivity to intellectual property issues that could impact AI business models.

Investors are closely monitoring the trajectory of this case due to the potential legal and reputational risks for Microsoft, whose stock hit a day high of $501.47 before the September 17, 2026 close. Looking ahead, while the upcoming calendar shows no immediate corporate catalysts for these entities, markets remain attentive to further judicial updates that could influence risk appetite in the tech sector, especially regarding fair use doctrine disputes.