** Shares of utility firm Eversource Energy ES.N down 9% at $67.81
** Co's request to sell subsidiary Aquarion Water Company was rejected by Connecticut regulators, Bloomberg News reports
** Report adds four commissioners with the Connecticut Public Utilities Regulatory Authority voted to deny the move, the chairman recused himself
** Eversource Energy and Connecticut Public Utilities Regulatory Authority did not immediately respond to Reuters' requests for comments
** Including session's move, stock up 17.9% YTD
(Reporting by Pranav Mathur in Bengaluru)
((Pranav.Mathur@thomsonreuters.com;))