| Mar 8, 2019 AForm 4 → | Mar 12, 5:14 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 22,935 | $39.26 | $514,536 | 137,877 | — | |
| Feb 8, 2019 DForm 4 → | Feb 12, 3:30 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 55,928 | $36.48 | $2,040,253 | 0 | — | |
| Dec 31, 2018 AForm 4 → | Jan 2, 2019, 8:21 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 2,214 | $36.48 | $53,846 | 124,771 | — | |
| Sep 30, 2018 AForm 4 → | Oct 2, 1:54 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 1,601 | $43.25 | $46,154 | 123,295 | — | |
| Jun 30, 2018 AForm 4 → | Jul 3, 9:49 am EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,175 | $37.14 | $53,846 | 122,228 | — | |
| Mar 31, 2018 AForm 4 → | Apr 3, 11:55 am EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 1,994 | $34.72 | $46,154 | 120,778 | — | |
| Mar 2, 2018 AForm 4 → | Mar 5, 4:57 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 31,361 | $32.23 | $577,584 | 119,449 | — | |
| Feb 9, 2018 DForm 4 → | Feb 13, 6:08 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 68,826 | $31.95 | $2,198,991 | 0 | — | |
| Dec 31, 2017 AForm 4 → | Jan 3, 2018, 5:24 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 2,528 | $31.95 | $53,846 | 101,528 | — | |
| Sep 30, 2017 AForm 4 → | Oct 3, 3:30 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,294 | $30.18 | $46,154 | 99,843 | — | |
| Jun 30, 2017 AForm 4 → | Jul 5, 2:44 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,289 | $35.29 | $53,846 | 98,314 | — | |
| Mar 31, 2017 AForm 4 → | Apr 4, 2:57 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 1,593 | $41.84 | $44,422 | 96,788 | — | |
| Feb 24, 2017 AForm 4 → | Feb 28, 4:36 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 44,252 | $37.96 | $959,888 | 95,726 | — | |
| Feb 15, 2017 AForm 4 → | Feb 17, 5:23 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 27,964 | — | — | 55,928 | — | |
| Feb 1, 2017 AForm 4 → | Feb 3, 6:28 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 20,000 | — | — | 20,000 | — | |
| Dec 31, 2016 AForm 4 → | Jan 3, 2017, 3:56 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 1,747 | $41.33 | $48,125 | 70,439 | — | |
| Sep 30, 2016 AForm 4 → | Oct 4, 4:14 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 1,971 | $36.62 | $48,125 | 69,275 | — | |
| Jun 30, 2016 AForm 4/A → | Aug 9, 2:32 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,150 | $28.78 | $41,250 | 67,961 | — | |
| Jun 30, 2016 AForm 4 → | Jul 5, 12:09 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,150 | $28.78 | $41,250 | 67,961 | — | amended |
| Mar 31, 2016 AForm 4/A → | May 19, 12:33 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 885 | — | — | 47,155 | — | |
| Mar 31, 2016 AForm 4 → | Apr 4, 1:34 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 2,654 | $23.31 | $41,250 | 66,527 | — | amended |
| Feb 19, 2016 AForm 4 → | Feb 23, 2:09 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 86,274 | $20.69 | $1,020,000 | 64,758 | — | |
| Feb 16, 2016 AForm 4 → | Feb 18, 5:06 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 34,413 | — | — | 68,826 | — | |
| Feb 1, 2016 AForm 4 → | Feb 3, 5:51 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 27,964 | — | — | 27,964 | — | |
| Dec 31, 2015 AForm 4 → | Jan 5, 2016, 7:14 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 27,864 | $23.97 | $45,769 | 15,459 | — | amended |
| Sep 30, 2015 AForm 4 → | Oct 2, 2:12 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 3,747 | $18.32 | $45,769 | 13,549 | — | |
| Jun 30, 2015 AForm 4 → | Jul 2, 10:18 am EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 3,242 | $18.15 | $39,231 | 11,051 | — | |
| Mar 31, 2015 AForm 4 → | Apr 2, 6:39 pm EDT | GIBRALTAR INDUSTRIES, INC.ROCK | 3,933 | $15.46 | $40,538 | 8,889 | — | |
| Feb 27, 2015 AForm 4 → | Mar 3, 4:45 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 10,967 | $15.33 | $96,075 | 6,267 | — | |
| Feb 24, 2015 DForm 4 → | Feb 26, 3:01 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 19,192 | — | — | 0 | — | |
| Jan 2, 2015 AForm 4 → | Jan 6, 4:23 pm EST | GIBRALTAR INDUSTRIES, INC.ROCK | 34,413 | — | — | 34,413 | — | |