Seagate Technology Holdings plc (STX) Stock: Nasdaq-100 Inclusion, Latest News, Analyst Forecasts, and What’s Next (Dec. 22, 2025)
Seagate Technology joined the Nasdaq-100 Index on Monday, December 22, 2025. Shares fell about 4.9% intraday to $281.84 despite the index inclusion, with trading ranging between $279.50 and $302.40. The drop comes amid thin holiday-week volumes and volatile positioning around the index event.