** Shares of Mitchell Services MSV.AX rise 5.6% to A$0.375, their highest level since mid-October

** The drilling services provider posts quarterly EBITDA of A$9.6 million ($6.73 million), up 71% from year-ago period

** Shares mark biggest intraday pct gain in over three months

** About 1.6 million shares change hands, 8x the 30-day average of 194,528

** Stock lost 2.9% in 2025

($1 = 1.4269 Australian dollars)

(Reporting by Jasmeen Ara Shaikh in Bengaluru)

((Jasmeenaraislam.Shaikh@thomsonreuters.com;))