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Gibraltar Industries, Inc. ( ROCK) Short Interest

ROCK
Gibraltar Industries, Inc.NASDAQ-GS

Settlement Date	Short Interest	Avg Daily Share Volume	Days To Cover
1/15/2010	1,059,570	188,077	5.633703
12/31/2009	1,030,893	159,399	6.467374
12/15/2009	1,144,946	201,045	5.694974
11/30/2009	1,107,593	213,106	5.197381
11/13/2009	1,003,945	317,732	3.159723
10/30/2009	901,389	313,461	2.875602
10/15/2009	879,166	250,621	3.507950
9/30/2009	850,180	244,886	3.471738
9/15/2009	885,233	208,496	4.245803
8/31/2009	768,631	253,456	3.032601
8/14/2009	859,657	339,800	2.529891
7/31/2009	813,699	164,476	4.947220
7/15/2009	966,513	177,652	5.440485
6/30/2009	747,793	253,676	2.947827
6/15/2009	782,681	285,160	2.744708
5/29/2009	890,144	273,819	3.250848
5/15/2009	1,158,294	328,592	3.525022
4/30/2009	1,361,346	302,161	4.505366
4/15/2009	1,491,387	350,293	4.257542
3/31/2009	1,469,592	517,813	2.838075
3/13/2009	1,466,443	478,872	3.062286
2/27/2009	1,915,115	488,787	3.918097
2/13/2009	2,185,435	281,280	7.769607

See also: Short Interest data entry page