** ASX-listed shares of NexGen Energy NXG.AX rise as much as 8.1% to A$13.17, their highest level since May 8

** Canadian miner says the Canadian Nuclear Safety Commission has notified co of completion of final federal technical review of its Rook I Project, a uranium mine

** Says completion of the technical review moves co to the final steps of the federal approval process

** About 868,700 shares change hands by 0110 GMT, 1.4 times the 30-day average volume of shares

** Stock had risen 21.1% this year, as of last close

(Reporting by Sherin Sunny in Bengaluru)

((Sherin.Sunny@thomsonreuters.com))