Trend Table for ROCK - Gibraltar Industries, Inc.

Current Trend Strength: Weak or Absent

Date	Grade	ADX	Long Term	Intermediate Term	Short Term	% Chg
May 30	B	Strong	Up	Up	Down	29.38%
May 26	B	Strong	Up	Up	Down	29.92%
May 25	A	Strong	Up	Up	Down	30.52%
May 24	A	Strong	Up	Up	Down	30.40%
May 23	A	Strong	Up	Up	Up	26.18%
May 22	A	Strong	Up	Up	Up	24.83%
May 19	A	Strong	Up	Up	Up	24.81%
May 18	A	Strong	Up	Up	Up	25.53%
May 17	A	Strong	Up	Up	Up	27.51%
May 16	A	Strong	Up	Up	Flat	30.35%