GIBRALTAR INDS INC

Ticker: ROCK CUSIP: 374689107 Class: EQTY

IRIDIAN ASSET MANAGEMENT LLC/CT's Holding History (CIK: 0001033427)

Note: Option positions (PUT/CALL) are excluded.

Q3 2014

Shares 13,530 Value ($000) $185 Avg Close $15.33 Range $13.65 - $16.49

Q2 2014

Shares 13,530 Value ($000) $210 Avg Close $16.58 Range $14.50 - $19.01

Q1 2014

Shares 17,370 Value ($000) $328 Avg Close $18.13 Range $16.87 - $19.23

Q4 2013

Shares 26,050 Value ($000) $484 Avg Close $16.38 Range $13.60 - $18.76

Q3 2013

Shares 27,950 Value ($000) $399 Avg Close $14.36 Range $12.62 - $16.90

Q2 2013

Shares 17,620 Value ($000) $257 Avg Close $16.89 Range $14.43 - $19.29

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	13,530	$185	$15.33	$13.65 - $16.49
Q2 2014	13,530	$210	$16.58	$14.50 - $19.01
Q1 2014	17,370	$328	$18.13	$16.87 - $19.23
Q4 2013	26,050	$484	$16.38	$13.60 - $18.76
Q3 2013	27,950	$399	$14.36	$12.62 - $16.90
Q2 2013	17,620	$257	$16.89	$14.43 - $19.29