** Drug developer Wave Life Sciences' WVE.O shares down 12.4% at $5.69

** WVE posts Q1 revenue of $9.18 million, missing analysts' estimates of $12.23 million - data compiled by LSEG

** Reports Q1 net loss of $46.9 million, compared with a loss of $31.6 million a year ago

** Co says it has cash and cash equivalents of $243.1 million as of March 31, with runway expected into 2027

** Including session's moves, stock down 52.8% YTD

(Reporting by Siddhi Mahatole)

((siddhi.mahatole@thomsonreuters.com))