With weakness in the market during the past few weeks. quite a number of leading stocks gave us the rare occurance of the RS line moving up even while the stock was red all day.

CERN did it on 4/13. SHFL 4/23; SXCI 4/9; UBNT 4/23; TDG 4/23; VCLK 4/13; SLXP 4/13; VRX 4/23.