** Shares of oil and gas producer Kosmos Energy KOS.N down 4.2% at $3.13 premarket

** Co posts Q1 revenue of $371 mln, below analyst est. of $419.93 mln

** Co says its exposure to higher near‑term oil prices is increasing, with realizations and free cash flow expected to improve in the second quarter as they take into account the lag between sales and benchmark prices

** Five out of 11 analysts rate the stock "Buy" or higher, four "Hold", two "Sell"; median PT at $2.88 - data compiled by LSEG

** As of last close, KOS stock more than tripled YTD