shares of unum group unm sank 030 to 4689 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 004 to 437686 and dow jones industrial average djia falling 022 to 3385266 unum group closed 026 short of its 52week high 4715 which the company reached on june 27th despite its losses the stock outperformed some of its competitors wednesday as chubb ltd cb fell 255 to 18492 trading volume 888334 remained 379469 below its 50day average volume of 13 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use