AI Data Platform Stocks Plunge 6% Midday, Losing 200 Billion Won in a Day

Teradata Corporation (TDC) closed at $29.08, down 5.83% from the previous session, reducing its market capitalization to about $2.7 billion and erasing roughly $150 million in value in a single day. Trading volume was 1,761,010 shares.

On May 8, outside director Timothy Chou sold an additional $190,754 worth of company stock. In its May announcement of fiscal 2026 first-quarter results, Teradata reported revenue of $444 million and earnings per share of $0.88, both exceeding market expectations. (investing.com)

Headquartered in San Diego, California, Teradata is a cloud database and analytics software company that provides data warehousing and multi-cloud analytics services to large enterprises. The company is positioning its AI-based data analytics and platform business as its next growth engine, having executed over 150 enterprise AI projects in 2025 alone. (en.wikipedia.org)