U.S. Congresswoman Discloses New Investment in Elon Musk's xAI as Company Expands U.S. Military Use

Representative Lisa McClain disclosed a purchase of up to $250,000 in private stock of an artificial intelligence company tied to U.S. defense use, according to a financial filing released Wednesday.

• The disclosure shows a purchase of xAI private stock valued between $100,001 and $250,000 made by McClain's spouse.
• The investment is in Elon Musk’s artificial intelligence company, which develops the Grok platform currently used by the U.S. military.
• The transaction was executed on Dec. 15, 2025, and disclosed on Jan. 7, 2026.
• McClain serves on the House Armed Services Subcommittee on Cyber, Information Technologies, and Innovation.
• She also serves on the House Oversight Subcommittee on Economic Growth, Energy Policy, and Regulatory Affairs.
• The company announced it closed an upsized Series E funding round on Jan. 6, 2026, raising $20 billion.
• Strategic investors in the funding round include major technology and infrastructure partners.

Relevant Companies

• NVIDIA ($NVDA): Identified as a strategic investor supporting large-scale GPU infrastructure tied to the AI platform’s expansion.
• Cisco Systems ($CSCO): Through Cisco Investments, participates in infrastructure and networking support for the company’s compute buildout.