Key Takeaways 3M completed the spinoff of its health care unit, called Solventum, which began trading on the New York Stock Exchange and entered the S&P 500 Monday. The conglomerate also announced a federal court has approved its $10.3 billion "forever chemicals" settlement. Shares of 3M rose on the news, while Solventum shares slid. Two big announcements from 3M (MMM) sent shares of the conglomerate higher Monday. The first involved the completion of the spinoff of Solventum, 3M’s health care business, whi ...