The attack happened in a lane between Great Western Road and the Auchentoshan Estate at about 01:30 on Saturday 21 November.
Three of the victims were 15 and two were left with life-threatening injuries. The other victim was 18.
Two 16-year-old boys and a 15-year-old boy are expected to appear at Dumbarton Sheriff Court on Tuesday.
Three youths have been arrested over the stabbing of four teenagers in Clydebank.