In trading on Thursday, education & training services shares were relative leaders, down on the day by about 6.6%.

Leading the group were shares of K12, up about 17.8% and shares of Chegg up about 2.9% on the day.

Also showing relative strength are water utilities shares, down on the day by about 6.8% as a group, led by CADIZ, trading lower by about 0.2% and AquaVenture Holdings, trading lower by about 1.2% on Thursday.