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Kirby Corporation (KEX)

Kirby Corporation at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Kirby Corporation (KEX) is a Marine Shipping company based in US with a market capitalization of $7.5B. Revenue grew 3.0% year-over-year and the company generated $405.7M in free cash flow. This page tracks KEX's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 5.41K employees · IPO Mar 17, 1980

Valuation

Valuation & price

$145.70 · as of May 17, 2026 · -4.5% vs 52w high

23.0

P/E ratio

Latest-FY diluted EPS

2.23

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$151$116$81.50Jul 25Dec 25Jun 26Jul 7, 25$115.77Jul 9, 25$116.57Jul 11, 25$116.97Jul 15, 25$115.15Jul 17, 25$115.76Jul 21, 25$115.83Jul 23, 25$117.02Jul 25, 25$118.48Jul 29, 25$119.87Jul 31, 25$95.31Aug 4, 25$98.93Aug 6, 25$100.82Aug 8, 25$99.62Aug 12, 25$99.14Aug 14, 25$97.92Aug 18, 25$96.50Aug 20, 25$97.58Aug 22, 25$100.47Aug 26, 25$98.27Aug 28, 25$97.44Sep 3, 25$88.69Sep 5, 25$89.08Sep 9, 25$87.87Sep 11, 25$88.00Sep 15, 25$84.46Sep 17, 25$82.64Sep 19, 25$84.05Sep 23, 25$86.39Sep 25, 25$84.12Sep 29, 25$84.47Oct 1, 25$84.10Oct 3, 25$82.97Oct 7, 25$81.54Oct 9, 25$81.72Oct 13, 25$81.50Oct 15, 25$84.32Oct 17, 25$85.56Oct 21, 25$86.80Oct 23, 25$85.86Oct 27, 25$88.71Oct 30, 25$104.33Nov 3, 25$104.35Nov 5, 25$106.25Nov 7, 25$107.65Nov 11, 25$110.67Nov 13, 25$107.52Nov 17, 25$107.31Nov 19, 25$107.93Nov 21, 25$107.66Nov 25, 25$112.08Nov 28, 25$113.52Dec 2, 25$113.44Dec 4, 25$111.63Dec 8, 25$112.08Dec 10, 25$112.49Dec 12, 25$111.01Dec 16, 25$109.05Dec 18, 25$111.72Dec 22, 25$111.52Dec 24, 25$110.84Dec 29, 25$111.04Jan 2, 26$111.90Jan 6, 26$118.42Jan 8, 26$125.99Jan 12, 26$125.45Jan 14, 26$124.32Jan 16, 26$125.88Jan 21, 26$129.52Jan 23, 26$128.70Jan 27, 26$128.49Jan 29, 26$122.17Feb 2, 26$119.42Feb 4, 26$121.51Feb 6, 26$122.38Feb 10, 26$120.24Feb 12, 26$121.38Feb 17, 26$126.68Feb 19, 26$128.33Feb 23, 26$128.46Feb 25, 26$130.12Mar 2, 26$132.97Mar 4, 26$133.52Mar 6, 26$127.60Mar 10, 26$126.56Mar 12, 26$124.21Mar 16, 26$124.31Mar 18, 26$125.89Mar 20, 26$130.52Mar 24, 26$136.35Mar 26, 26$136.15Mar 30, 26$134.18Apr 1, 26$134.82Apr 6, 26$137.29Apr 8, 26$140.69Apr 10, 26$140.38Apr 14, 26$142.63Apr 16, 26$143.48Apr 20, 26$142.86Apr 22, 26$148.28Apr 24, 26$150.60Apr 28, 26$150.94May 1, 26$147.22May 5, 26$143.37May 7, 26$142.22May 11, 26$146.09May 13, 26$146.70May 15, 26$145.70May 19, 26$146.62May 21, 26$145.62May 26, 26$144.35May 28, 26$140.46Jun 1, 26$142.23Jun 3, 26$144.80Jun 5, 26$141.05Jun 9, 26$143.06Jun 11, 26$140.32Jun 15, 26$142.00Jun 17, 26$140.22Jun 22, 26$141.32Jun 26, 26$136.78
$79.9552-week range$152.59
Loading valuation history…

Fundamentals

Key fundamentals

$7.5B

Market cap

3.0%

Revenue growth (YoY)

26.3%

Gross margin

$405.7M

Free cash flow (USD)

$1.2B

Net debt

-3.9%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$1.8BFY 2017$2.2BFY 2018$3.0BFY 2019$2.8BFY 2020$2.2BFY 2021$2.2BFY 2022$2.8BFY 2023$3.1BFY 2024$3.3BFY 2025$3.4B
$1.8B$3.4B

Free cash flow by year

2016 → 2025

FY 2016$184.7MFY 2017$176.2MFY 2018$45.1MFY 2019$263.6MFY 2020$296.8MFY 2021$223.6MFY 2022$121.5MFY 2023$138.5MFY 2024$413.8MFY 2025$405.7M
$184.7M$405.7M

Gross margin by year

2021 → 2025

FY 202116.9%FY 202218.8%FY 202322.6%FY 202425.3%FY 202526.3%
16.9%26.3%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

4

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 8, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $582KHusted Amy D. · Exec VP General Counsel & Sec · $581.7KMay 18, 2026Filing
  • Insider sellInsider Sell $1.6MO'Neil Christian G. · President and COO · $1.6MMay 18, 2026Filing
  • Insider sellInsider Sell $100KWoodruff William Matthew · VP of Public and Govt Affairs · $99.9KMay 18, 2026Filing
  • Quarterly report10-Q FiledMay 8, 2026Filing
  • Insider sellInsider Sell $250KDRAGG RONALD A · Vice President and Controller · $250.3KMay 6, 2026Filing
  • 8-K eventEarnings ReleaseApr 30, 2026Filing

Questions

Frequently asked questions

What is Kirby Corporation's market cap?

Kirby Corporation (KEX) has a market capitalization of $7.5B.

What is KEX's P/E ratio?

KEX trades at a price-to-earnings ratio of 23.0, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

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

KEX trades at 2.23 times book value per share.

Are insiders buying KEX stock?

SEC Form 4 filings show no open-market insider buys at Kirby Corporation in the last 90 days (4 sells).

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Timeline

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

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

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.