GIBRALTAR INDS INC

Ticker: ROCK CUSIP: 374689107 Class: EQTY

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q3 2017

Shares 6,623 Value ($000) $206 Avg Close $30.18 Range $25.61 - $36.08

Q2 2017

Shares 26,034 Value ($000) $928 Avg Close $35.29 Range $30.40 - $41.40

Q1 2017

Shares 9,900 Value ($000) $408 Avg Close $41.84 Range $38.55 - $45.05

Q4 2016

Shares 20,600 Value ($000) $858 Avg Close $41.33 Range $34.54 - $48.05

Q3 2016

Shares 19,294 Value ($000) $717 Avg Close $36.62 Range $31.35 - $40.00

Q2 2016

Shares 18,700 Value ($000) $590 Avg Close $28.78 Range $24.12 - $32.46

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	6,623	$206	$30.18	$25.61 - $36.08
Q2 2017	26,034	$928	$35.29	$30.40 - $41.40
Q1 2017	9,900	$408	$41.84	$38.55 - $45.05
Q4 2016	20,600	$858	$41.33	$34.54 - $48.05
Q3 2016	19,294	$717	$36.62	$31.35 - $40.00
Q2 2016	18,700	$590	$28.78	$24.12 - $32.46