Trend Table for ROCK - Gibraltar Industries, Inc.

Current Trend Strength: Weak or Absent

Date	Grade	ADX	Long Term	Intermediate Term	Short Term	% Chg
May 24	D	Weak or Absent	Flat	Down	Flat	-4.75%
May 23	F	Weak or Absent	Down	Down	Down	-2.59%
May 22	D	Weak or Absent	Flat	Down	Down	-4.79%
May 21	F	Weak or Absent	Down	Down	Down	-4.10%
May 20	D	Weak or Absent	Up	Down	Flat	-5.21%
May 17	D	Weak or Absent	Flat	Down	Down	-4.80%
May 16	D	Weak or Absent	Up	Down	Up	-5.78%
May 15	D	Weak or Absent	Up	Flat	Up	-7.05%
May 14	D	Weak or Absent	Up	Down	Up	-6.34%
May 13	D	Weak or Absent	Up	Down	Up	-5.75%