Eli Lilly and other pharmaceutical stocks extended gains in the wake of Pfizer's deal with the Trump administration. Getty Images Close Key Takeaways Reports of a potential acquisition helped shares of a utility company power higher, while an agricultural sciences firm faced pressure after it announced a plan to separate into two independent entities. Major U.S. equities indexes recovered from early losses to end higher on the first trading day after a federal government shutdown took effect. The S&P 500 ad ...