GIBRALTAR INDUSTRIES INC. (ROCK) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-05-18
1:22 pm
Purchase
2026-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
AllianceBernstein L.P.2,198,453
7.400%
484,131increase
(+28.24%)
Filing
History
2026-05-06
11:18 am
Purchase
2026-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
FMR LLC4,432,059
15.000%
735,609increase
(+19.90%)
Filing
History
2026-04-29
6:43 pm
Purchase
2026-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
VANGUARD CAPITAL MANAGEMENT LLC1,549,106
5.240%
1,549,106increase
(New Position)
Filing
History
2026-03-26
6:36 pm
Sale
2026-03-1313GGIBRALTAR INDUSTRIES INC
ROCK
VANGUARD GROUP INC0
0.000%
-2,995,655decrease
(Position Closed)
Filing
History
2026-02-17
4:10 pm
Purchase
2025-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
AllianceBernstein L.P.1,714,322
5.800%
1,714,322increase
(New Position)
Filing
History
2026-02-05
1:23 pm
Purchase
2025-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
FMR LLC3,696,450
12.500%
643,747increase
(+21.09%)
Filing
History
2025-09-08
11:46 am
Purchase
2025-08-2913GGIBRALTAR INDUSTRIES INC
ROCK
FMR LLC3,052,703
10.300%
355,363increase
(+13.17%)
Filing
History
2025-08-12
10:34 am
Sale
2025-06-3013GGIBRALTAR INDUSTRIES INC
ROCK
Wellington Management Group LLP529,654
1.800%
-1,482,524decrease
(-73.68%)
Filing
History
2025-08-06
12:01 pm
Purchase
2025-06-3013GGIBRALTAR INDUSTRIES INC
ROCK
FMR LLC2,697,340
9.100%
2,073,978increase
(+332.71%)
Filing
History
2025-05-12
10:44 am
Purchase
2025-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
Wellington Management Group LLP2,012,178
6.800%
471,108increase
(+30.57%)
Filing
History
2025-04-28
09:47 am
Sale
2025-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
BlackRock, Inc.
BLK
4,633,283
15.300%
-797,322decrease
(-14.68%)
Filing
History
2025-04-07
11:51 am
Purchase
2025-03-3113GGIBRALTAR INDUSTRIES INC
ROCK
VANGUARD GROUP INC2,995,655
10.090%
175,741increase
(+6.23%)
Filing
History
2025-02-10
10:25 am
Purchase
2024-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
Wellington Management Group LLP1,541,070
5.100%
499,499increase
(+47.96%)
Filing
History
2024-02-16
4:57 pm
Sale
2023-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
T. Rowe Price Investment Management, Inc.404,968
1.300%
-215,778decrease
(-34.76%)
Filing
History
2024-02-14
10:04 am
Sale
2023-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
T. Rowe Price Investment Management, Inc.620,746
1.300%
-1,359,692decrease
(-68.66%)
Filing
History
2024-02-13
5:06 pm
Sale
2023-12-2913GGIBRALTAR INDUSTRIES INC
ROCK
VANGUARD GROUP INC2,819,914
9.260%
-364decrease
(-0.01%)
Filing
History
2024-02-09
09:59 am
Purchase
2024-02-1413GGIBRALTAR INDUSTRIES INC
ROCK
DIMENSIONAL FUND ADVISORS LP1,784,122
5.900%
20,036increase
(+1.14%)
Filing
History
2024-02-08
10:21 am
Sale
2023-12-2913GGIBRALTAR INDUSTRIES INC
ROCK
Wellington Management Group LLP1,041,571
3.420%
-510,455decrease
(-32.89%)
Filing
History
2024-01-19
2:40 pm
Sale
2023-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
BlackRock, Inc.
BLK
5,430,605
17.800%
-47,307decrease
(-0.86%)
Filing
History
2023-02-14
12:40 pm
Purchase
2022-12-3113GGIBRALTAR INDUSTRIES INC
ROCK
T. Rowe Price Investment Management, Inc.1,980,438
6.400%
1,980,438increase
(New Position)
Filing
History
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