Philip Morris International (PM) Stock After Hours Today (Dec. 18, 2025): What to Watch Before the Market Opens Friday
Philip Morris International Inc. ended Thursday’s session lower and was little changed in after-hours trading, even as the broader market rallied on softer-than-expected U.S. inflation data. With Friday’s open set to land on a major derivatives expiration day—and with rate expectations back in focus—investors will be watching whether PM resumes its recent trend or continues to lag the tape. Below is a complete, up-to-the-minute rundown of PM’s post-close setup, today’s key headlines touching the tobacco/nicotine space, and the specific catalysts to keep on your radar before Friday’s opening bell.