shares of kosmos energy ltd kos plunged 1707 to 612 monday on what proved to be an allaround rough trading session for the stock market with the nasdaq composite index comp falling 429 to 1162325 and dow jones industrial average djia falling 199 to 3224570 kosmos energy ltd closed 224 below its 52week high 836 which the company reached on april 6th 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