** Shares of Mitchell Services MSV.AX fall 16.7% to A$0.25, lowest level since July 8

** Drilling services provider posts Q4 revenue of A$50.5 mln ($33.13 mln), compared with A$56 mln a year before

** EBITDA falls to A$7.7 mln from A$9.9 mln in Q4 FY24

** More than 554,800 shares change hands, 2.4x the 30-day avg volume

** Session extends YTD losses to 26.5%

($1 = 1.5244 Australian dollars)

(Reporting by Shruti Agarwal in Bengaluru)

((Shruti.Agarwal@thomsonreuters.com))