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Gibraltar Industries, Inc. (ROCK)

Gibraltar Industries, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Gibraltar Industries, Inc. (ROCK) is a Construction company based in US with a market capitalization of $1.2B. Revenue declined 13.2% year-over-year and the company generated $120.9M in free cash flow. This page tracks ROCK's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 2.1K employees · IPO Nov 5, 1993

Valuation

Valuation & price

$35.38 · as of May 17, 2026 · -52.6% vs 52w high

10.9

P/E ratio

Latest-FY diluted EPS

1.22

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$74.58$54.86$35.15Jul 25Dec 25Jul 26Jul 7, 25$60.54Jul 9, 25$63.15Jul 11, 25$63.71Jul 15, 25$62.59Jul 17, 25$63.53Jul 21, 25$63.11Jul 23, 25$65.62Jul 25, 25$65.96Jul 29, 25$66.74Jul 31, 25$66.03Aug 4, 25$64.43Aug 6, 25$61.99Aug 11, 25$58.09Aug 13, 25$63.25Aug 15, 25$62.08Aug 19, 25$62.92Aug 21, 25$61.16Aug 25, 25$64.84Aug 27, 25$64.58Aug 29, 25$62.59Sep 3, 25$59.64Sep 5, 25$61.74Sep 9, 25$59.08Sep 11, 25$62.50Sep 16, 25$59.85Sep 18, 25$62.00Sep 22, 25$61.77Sep 24, 25$61.00Sep 26, 25$62.91Sep 30, 25$62.80Oct 2, 25$66.37Oct 6, 25$64.51Oct 8, 25$67.21Oct 10, 25$64.07Oct 14, 25$64.83Oct 16, 25$66.29Oct 21, 25$74.58Oct 23, 25$67.79Oct 27, 25$67.31Oct 29, 25$67.13Oct 31, 25$62.39Nov 4, 25$60.85Nov 6, 25$59.55Nov 10, 25$61.36Nov 12, 25$60.97Nov 14, 25$59.15Nov 18, 25$47.24Nov 20, 25$44.20Nov 25, 25$49.42Nov 28, 25$49.96Dec 2, 25$49.84Dec 4, 25$49.67Dec 8, 25$49.13Dec 10, 25$50.52Dec 12, 25$51.11Dec 16, 25$50.90Dec 18, 25$51.12Dec 22, 25$48.91Dec 24, 25$50.10Dec 29, 25$50.28Jan 2, 26$50.14Jan 6, 26$50.50Jan 8, 26$51.56Jan 12, 26$55.70Jan 14, 26$55.83Jan 16, 26$57.00Jan 21, 26$48.37Jan 23, 26$51.78Jan 27, 26$50.66Jan 29, 26$52.26Feb 2, 26$51.96Feb 4, 26$53.08Feb 9, 26$53.65Feb 11, 26$54.12Feb 13, 26$54.74Feb 18, 26$52.89Feb 20, 26$52.79Feb 24, 26$50.79Feb 26, 26$49.03Mar 2, 26$45.16Mar 4, 26$43.05Mar 6, 26$40.23Mar 10, 26$41.48Mar 12, 26$42.34Mar 17, 26$41.76Mar 19, 26$40.03Mar 23, 26$40.85Mar 25, 26$41.99Mar 27, 26$40.39Mar 31, 26$39.87Apr 2, 26$38.89Apr 7, 26$38.47Apr 9, 26$41.03Apr 13, 26$41.55Apr 15, 26$38.07Apr 17, 26$39.40Apr 22, 26$39.97Apr 24, 26$39.57Apr 28, 26$40.17Apr 30, 26$39.03May 4, 26$36.92May 6, 26$37.90May 8, 26$40.81May 12, 26$37.91May 14, 26$37.93May 18, 26$35.55May 20, 26$35.15May 22, 26$37.18May 28, 26$39.23Jun 1, 26$37.74Jun 3, 26$37.63Jun 5, 26$36.97Jun 9, 26$39.31Jun 11, 26$39.41Jun 15, 26$40.48Jun 17, 26$40.52Jun 22, 26$40.01Jun 24, 26$43.20Jun 26, 26$44.20Jul 2, 26$43.45
$33.8252-week range$74.58
Loading valuation history…

Fundamentals

Key fundamentals

$1.2B

Market cap

-13.2%

Revenue growth (YoY)

26.9%

Gross margin

$120.9M

Free cash flow (USD)

-$11.8M

Net debt

Net cash position

-2.2%

Share dilution

5/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$1.0BFY 2017$986.9MFY 2018$1.0BFY 2019$898.2MFY 2020$1.0BFY 2021$1.3BFY 2022$1.4BFY 2023$1.4BFY 2024$1.3BFY 2025$1.1B
$1B$1.1B

Free cash flow by year

2016 → 2025

FY 2016$112.0MFY 2017$58.7MFY 2018$85.1MFY 2019$118.8MFY 2020$76.0MFY 2021$5.4MFY 2022$82.6MFY 2023$204.6MFY 2024$154.3MFY 2025$120.9M
$112M$120.9M

Gross margin by year

2021 → 2025

FY 202121.6%FY 202222.9%FY 202326.3%FY 202427.5%FY 202526.9%
21.6%26.9%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

0

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 7, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventAnnual Meeting ResultsMay 8, 2026Filing
  • 8-K eventEarnings ReleaseMay 7, 2026Filing
  • Quarterly report10-Q FiledMay 7, 2026Filing
  • 8-K eventFinancial Statements FiledApr 17, 2026Filing
  • 8-K eventExecutive Bonuses ApprovedApr 3, 2026Filing

Questions

Frequently asked questions

What is Gibraltar Industries, Inc.'s market cap?

Gibraltar Industries, Inc. (ROCK) has a market capitalization of $1.2B.

What is ROCK's P/E ratio?

ROCK trades at a price-to-earnings ratio of 10.9, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is ROCK's price-to-book (P/B) ratio?

ROCK trades at 1.22 times book value per share.

Are insiders buying ROCK stock?

SEC Form 4 filings show no open-market insider buys at Gibraltar Industries, Inc. in the last 90 days (0 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

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News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.