Strategy (MSTR) Stock After Hours (Dec. 12, 2025): Nasdaq-100 Risk, MSCI Index Threat, and What to Watch Before the Next Market Open
NEW YORK — December 12, 2025 — Strategy Inc. (NASDAQ: MSTR)—the company formerly known as MicroStrategy—ended Friday’s session under pressure and traded slightly lower after the closing bell, as investors weighed a fresh wave of index-related uncertainty and the company’s