US stock market news September 30 2019 US stock market overview for September 30 2019. The last trading session for September 2019 ended with gains for US stocks, all major stock market indices ended higher. This is the summary for how US stock market closed today, Monday September 30, 2019: S&P 500: 2,976.74,+14.95(+0.50%) Dow 30: 26,916.83,+96.58(+0.36%) Nasdaq: 7,999.34,+59.71(+0.75%) Russell 2000: 1,523.37,+2.90(+0.19%) Stocks biggest gainers Thor Industries, Inc. (THO) was among stocks biggest gainers closing at $56.64+$7.72 (+15.78%). Stocks biggest losers Otsuka Holdings Co., Ltd. (OTSKY) was among stocks biggest losers closing at $18.64-$2.16 (-10.38%). Stock investing – Most active stocks Advanced Micro Devices, Inc. (AMD) was among the most active stocks closing at $28.99+$0.27 (+0.94%). U.S. Sectors & Industries Performance Information Technology was the best performing sector +1.04%, Energy was the worst performing sector -0.75%. Stock market data All data about stocks , stock investing, stock trading is taken from Yahoo Finance, Fidelity and stockcharts.com. This report is written by Stavros Georgiadis, CFA Equity Research Analyst, Investment Strategist.