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Kirby Corporation

Logo: Kirby Corporation, Public domain, via Wikimedia Commons5

American tank barge operator

Kirby Corporation is an American company headquartered in Houston, Texas. It is the largest liquid cargo barge operator in the United States, transporting bulk liquid products by boat. Kirby operates throughout the Mississippi River system, on the Gulf Intracoastal Waterway, along all three American coasts, and in Alaska and Hawaii.3 It employed 5,200 people in 2022.1 Its shares trade on NYSE under the symbol KEX.1 Wikipedia text CC BY-SA 4.0

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Last updated Oct 21, 2026.

Overview

1921Founded1

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  • TickerKEX on NYSE1
  • Industrywater transport1
  • HeadquartersHouston1
  • Websitewww.kirbycorp.com/index.cfm
  • Incorporated inNV6
  • Business address55 Waugh Drive Suite 1000, Houston, Tx 770076
  • Filer categoryLarge accelerated filer6
  • Legal formProfit Corporation4
  • LEII7NO6FZO5GUCG585T3254
  • StatusActive4
  • LEI statusLapsed (not renewed)4
  • Registered addressC/O The Corporation Trust Company Of Nevada, 89703 Carson City, United States4
  • Registered withBusiness Center (Secretary of State), 23004278314

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Kirby Corporation is an American company headquartered in Houston, Texas. It is the largest liquid cargo barge operator in the United States, transporting bulk liquid products by boat. Kirby operates throughout the Mississippi River system, on the Gulf Intracoastal Waterway, along all three American coasts, and in Alaska and Hawaii. Products transported by Kirby include petrochemicals, black oil, refined petroleum products, and agricultural chemical products by tank barge. Kirby also owns and operates eight ocean-going barge and tug units transporting dry-bulk commodities in American coastal trade.3

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

14.8%Operating margin9
10.5%Net margin9
3.0%Revenue growth, 20259
10.5%Return on equity9
0.27×Debt to equity9

What sells

Revenue by product, business segment and region, as the company reports it to the SEC.

Business segments

Marine Transportation brought in 58% of the revenue Kirby Corporation broke down this way in fiscal 2025.

  1. Marine Transportation$1.9B958%up 1% from 2024
  2. Distribution And Services$1.4B942%up 6% from 2024
Business segments by year
Business segments202320242025
Marine Transportation$1.7B$1.9B$1.9B
Distribution And Services$1.4B$1.4B$1.4B

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Selling, general and admin11¢$356.3M
  • Other costs74¢$2.5B
  • Interest1¢$46.3M
  • Income tax3¢$116.0M
  • Profit11¢$354.6M

Out of $3.4B in revenue.9

Where each dollar of operating cash went, fiscal 2025

  • Share buybacks53¢$354.2M
  • Kept or used elsewhere47¢$316.0M

Out of $670.2M of cash from operations.9

Financial statements

Revenue101112139$3.4B in 2025+19% since 2019
0$1.0B$2.0B$3.0B$4.0B2019: $2.8B$2.8B20192020: $2.2B$2.2B2020−23%2021: $2.2B$2.2B2021+3%2022: $2.8B$2.8B2022+24%2023: $3.1B$3.1B2023+11%2024: $3.3B$3.3B2024+6%2025: $3.4B$3.4B2025+3%
Operating income101112139$496.3M in 2025+105% since 2019
-$500.0M-$250.0M0$250.0M$500.0M2019: $242.0M$242.0M20192020: -$420.8M-$420.8M20202021: -$258.1M-$258.1M2021−39%2022: $192.9M$192.9M20222023: $335.1M$335.1M2023+74%2024: $399.1M$399.1M2024+19%2025: $496.3M$496.3M2025+24%
Net income101112139$354.6M in 2025+149% since 2019
-$400.0M-$200.0M0$200.0M$400.0M2019: $142.3M$142.3M20192020: -$272.5M-$272.5M20202021: -$247.0M-$247.0M2021−9%2022: $122.3M$122.3M20222023: $222.9M$222.9M2023+82%2024: $286.7M$286.7M2024+29%2025: $354.6M$354.6M2025+24%

Every line of the income statement as filed: the last 3 fiscal years, latest first.9

Period ending2025-12-312024-12-312023-12-31
Revenues$3.4B$3.3B$3.1B
Costs of sales and operating expenses$2.2B$2.2B$2.2B
Selling, general and administrative$356.3M$337.1M$335.2M
Taxes, other than on income$35.6M$34.9M$34.8M
Depreciation and amortization$264.1M$240.3M$211.2M
Impairments$0$56.3M$0
Gain on disposition of assets-$4.8M-$2.2M-$5.0M
Total costs and expenses$2.9B$2.9B$2.8B
Operating income$496.3M$399.1M$335.1M
Other income$21.5M$12.8M$11.0M
Interest expense-$46.3M-$49.1M-$52.0M
Earnings before taxes on income$471.4M$362.8M$294.1M
Provision for taxes on income-$116.0M-$75.9M-$71.2M
Net earnings$355.4M$286.9M$222.9M
Less: Net (earnings) loss attributable to noncontrolling interests-$846.0K-$189.0K$30.0K
Net earnings attributable to Kirby$354.6M$286.7M$222.9M
Basic$6.37$4.95$3.74
Diluted$6.33$4.91$3.72

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Corporate structure

Kirby Corporation sits at the top of its group. 59 entities, 4 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Kirby Corporation

  • Kirby Corporation Carson City, Nevada, United States
    • Adaptive KRM, LLC Subsidiary · Texas, United States
    • AFRAM Carriers, Inc. Subsidiary · Delaware, United States
    • Alamo Barge Lines, LLC (subsidiary of Kirby Inland Marine, LP) Subsidiary · Delaware, United States
    • Diesel Dash LLC (subsidiary of Kirby Distribution & Services, Inc.) Subsidiary · Delaware, United States
    • Dixie Carriers, Inc. (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • EBL Marine I LLC (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • EBL Marine II LLC (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • EBL Marine III LLC (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • Empty Barge Lines II, Inc. (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • Empty Barge Lines III, Inc. (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • Empty Barge Lines, Inc. (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • Engine Systems, Inc. (subsidiary of Kirby Engine Systems LLC) Subsidiary · Delaware, United States
    • Greens Bayou Fleeting, LLC (subsidiary of Kirby Inland Marine, LP) Subsidiary · Texas, United States
    • Higman Barge Lines, Inc. (subsidiary of Higman Marine, Inc.) Subsidiary · Delaware, United States
    • Higman Marine Services, Inc. (subsidiary of Higman Marine, Inc.) Subsidiary · Delaware, United States
    • Higman Marine, Inc. (subsidiary of Kirby Inland Marine, LP) Subsidiary · Delaware, United States
    • Higman Service Corporation (subsidiary of Higman Marine, Inc.) Subsidiary · Delaware, United States
    • Inversiones Kara Sea SRL (subsidiary of Kirby Offshore Marine Operating, LLC) Subsidiary · Venezuela
    • K-Sea Canada Holdings, Inc. (subsidiary of Kirby Offshore Marine, Inc.) Subsidiary · Delaware, United States
    • KIM Holdings, Inc. Subsidiary · Delaware, United States
    • KIM Partners, LLC (Subsidiary of KIM Holdings, Inc.) Subsidiary · Louisiana, United States
    • Kirby Corporate Services, LLC Subsidiary · Delaware, United States
    • KIRBY CORPORATION – PARENT AND REGISTRANT Subsidiary · Nevada, United States
    • Kirby Distribution & Services, Inc. Subsidiary · Delaware, United States
    • Kirby Engine Systems LLC (subsidiary of Kirby Distribution & Services, Inc.) Subsidiary · Delaware, United States
    • and 33 more

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Kirby Corporation reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Property and equipment

ItemLatestA year beforeChange
Property and equipment, before depreciation$6.4B9 Dec 31, 2025$6.1B9 Dec 31, 2024+4.4%
Accumulated depreciation$2.3B9 Dec 31, 2025$2.1B9 Dec 31, 2024+9.3%
Property and equipment, net$4.1B9 Dec 31, 2025$4.0B9 Dec 31, 2024+1.9%
Operating-lease assets (leased space)$193.3M9 Dec 31, 2025$159.0M9 Dec 31, 2024+21.6%

Investments

ItemLatestA year beforeChange
Cash and cash equivalents$78.8M9 Dec 31, 2025$74.4M9 Dec 31, 2024+5.8%

Intangibles and goodwill

ItemLatestA year beforeChange
Goodwill$438.7M9 Dec 31, 2025$438.7M9 Dec 31, 20240%
Finite-lived intangibles, gross$187.1M9 Dec 31, 2025$182.7M9 Dec 31, 2024+2.4%
Accumulated amortization$156.9M9 Dec 31, 2025$148.3M9 Dec 31, 2024+5.8%
Finite-lived intangibles, net$30.2M9 Dec 31, 2025$34.4M9 Dec 31, 2024−12.3%

Inventory

ItemLatestA year beforeChange
Inventory, total$398.0M9 Dec 31, 2025$393.9M9 Dec 31, 2024+1.0%
Work in process$57.3M9 Dec 31, 2025$65.4M9 Dec 31, 2024−12.4%
Finished goods$340.7M9 Dec 31, 2025$328.5M9 Dec 31, 2024+3.7%

Properties, in its own words

The principal offices of the Company are located in Houston, Texas. The Company believes that its facilities are adequate for its needs and additional facilities would be available if required. The Company’s significant operating shoreside facilities include the following locations:

Location · Building(s) Size (Approximate Square Feet) · Owned or Leased · Activity

The rest of Item 2

KMT

Baton Rouge, Louisiana · 20,700 · Leased · Operations and fleeting

Channelview, Texas · 107,700 · Owned · Operations, fleeting, shipyard, training and cleaning

Corpus Christi, Texas · 3,600 · Leased · Operations

Freeport, Texas · 6,500 · Leased · Fueling and fleeting

Houston, Texas · 73,000 · Owned/Leased · KMT, KDS and Corporate Headquarters

Lake Charles, Louisiana · 500 · Leased · Fleeting

Miami, Florida · 8,500 · Leased · Operations and dockage

Port Arthur, Texas · 1,000 · Leased · Fleeting

Seattle, Washington · 10,200 · Leased · Operations and inventory

Staten Island, New York · 7,800 · Leased · Operations, inventory and dockage

Westwego, Louisiana · 15,300 · Owned · Operations

KDS

Albany, New York · 40,000 · Leased · Service and repairs

Austin, Texas · 1,500 · Leased · Service and repairs

Baton Rouge, Louisiana · 23,500 · Leased · Service and repairs

Belle Chasse, Louisiana · 34,700 · Owned · Service and repairs

Chesapeake, Virginia · 30,000 · Leased · Service and repairs

Commerce City, Colorado · 151,600 · Owned · Service and repairs

Corpus Christi, Texas · 44,100 · Owned · Service and repairs

Dallas, Texas · 211,100 · Owned · Service and repairs

El Paso, Texas · 9,000 · Leased · Service and repairs

Fort Lauderdale, Florida · 40,400 · Leased · Service and repairs

Fort Myers, Florida · 9,900 · Owned · Service and repairs

Fort Pierce, Florida · 10,300 · Owned · Service and repairs

Fort Worth, Texas · 22,600 · Owned · Service and repairs

Houma, Louisiana · 119,800 · Owned · Service and repairs

Houston, Texas · 501,000 · Owned/Leased · Manufacturing, service and repairs

Jacksonville, Florida · 44,800 · Leased · Service and repairs

Laredo, Texas · 23,500 · Leased · Service and repairs

Little Rock, Arkansas · 33,600 · Leased · Service and repairs

Lodi, New Jersey · 57,300 · Leased · Service and repairs

Lubbock, Texas · 27,500 · Owned · Service and repairs

Marlborough, Massachusetts · 45,700 · Leased · Service and repairs

Miami, Florida · 54,400 · Leased · Service and repairs

Middletown, Connecticut · 38,800 · Leased · Service and repairs

Mobile, Alabama · 27,000 · Owned · Service and repairs

Mount Pleasant, Texas · 3,100 · Leased · Service and repairs

New Iberia, Louisiana · 33,000 · Owned · Service and repairs

New Orleans, Louisiana · 29,200 · Leased · Service and repairs

Ocala, Florida · 15,200 · Owned · Service and repairs

Odessa, Texas · 49,500 · Owned · Service and repairs

Oklahoma City, Oklahoma · 446,400 · Owned/Leased · Manufacturing, service and repairs

Orlando, Florida · 44,600 · Leased · Service and repairs

Paducah, Kentucky · 73,700 · Owned/Leased · Service and repairs

Panama City, Florida · 29,500 · Owned · Service and repairs

Pharr, Texas · 59,300 · Leased · Service and repairs

Piscataway, New Jersey · 39,900 · Leased · Service and repairs

Rocky Mount, North Carolina · 50,000 · Leased · Service and repairs

San Antonio, Texas · 42,100 · Owned · Service and repairs

Seattle, Washington · 19,500 · Leased · Service and repairs

Shreveport, Louisiana · 50,000 · Owned · Service and repairs

Tampa, Florida · 50,900 · Owned · Service and repairs

Temple, Texas · 18,800 · Leased · Service and repairs

Thorofare, New Jersey · 24,200 · Leased · Service and repairs

Tulsa, Oklahoma · 37,600 · Leased · Service and repairs

West Palm Beach, Florida · 7,000 · Leased · Service and repairs

Wichita Falls, Texas · 11,500 · Leased · Service and repairs

Item 2 of the 10-K filed Feb 17, 2026.17

The story

The corporate predecessor, Kirby Industries, Inc., was founded in 1921. The Kirby Corporation was founded in 1969 as a subsidiary of that company called Kirby Exploration Company, Inc., and was spun off in 1976. The company changed its name in 1990.

From Wikipedia’s article on Kirby Corporation, shared under CC BY-SA 4.0.7

Leadership

Who has led Kirby Corporation, and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. J. H. Pyne2011–2014
  2. David W. Grzebinski2014–now

Chair

  1. Charles Berdon Lawrence2003–2009
  2. J. H. Pyne2011–2018

President

  1. Dorman Lynn Strahan2003–2024
  2. J. H. Pyne2003–2011
  3. Gregory R. Binion2008–2014
  4. William G. Ivey2011–2018
  5. Billy Frank Moore Jr.2011–2013
  6. Michael W. Coulter2013–2015
  7. David W. Grzebinski2014–2024
  8. Joseph H. Reniers2017–2022
  9. Christian G. O'Neil2018–now

Chief financial officer

  1. David W. Grzebinski2011–2014
  2. Charles Andrew Smith2014–2017

Chief operating officer

  1. Gregory R. Binion2011–2014
  2. David W. Grzebinski2014
  3. Christian G. O'Neil2017–now
197019801990200020102020
Board members and other officers (48)

Products and brands

The company has a number of subsidiaries:

Marine Transportation

Kirby Offshore Marine, LLC

Kirby Ocean Transport Company

Read the full text

Osprey Line, LLC

San Jac Marine, LLC

Kirby Inland Marine, LP

Penn Maritime

Distribution and Services

United Holdings LLC

Stewart & Stevenson LLC

Stewart & Stevenson Power Products LLC

Stewart & Stevenson Manufacturing Technologies LLC

Stewart & Stevenson de las Americas Colombia, Ltda

Marine Systems, Inc

Engine Systems, Inc

United Engines, LLC

UE Manufacturing, LLC

Thermo King of Houston, LP

Thermo King of Dallas, LP

Other

Kirby Corporate Services, LLC

Kirby Terminals, Inc.

Kirby Logistics Management

Kirby Tankships, Inc.

KIM Holdings, Inc.

Sabine Transportation Company

AFRAM Carriers, Inc.

K Equipment, LLC

From Wikipedia’s article on Kirby Corporation, shared under CC BY-SA 4.0.7

Subsidiaries and ownership

Subsidiaries (Exhibit 21)

  • AFRAM Carriers, Inc. Delaware8
  • Adaptive KRM, LLC Texas8
  • Alamo Barge Lines, LLC (subsidiary of Kirby Inland Marine, LP) Delaware8
  • Diesel Dash LLC (subsidiary of Kirby Distribution & Services, Inc.) Delaware8
  • Dixie Carriers, Inc. (subsidiary of Kirby Inland Marine, LP) Texas8
  • EBL Marine I LLC (subsidiary of Kirby Inland Marine, LP) Texas8
  • EBL Marine II LLC (subsidiary of Kirby Inland Marine, LP) Texas8
  • EBL Marine III LLC (subsidiary of Kirby Inland Marine, LP) Texas8
  • Empty Barge Lines II, Inc. (subsidiary of Kirby Inland Marine, LP) Texas8
  • Empty Barge Lines III, Inc. (subsidiary of Kirby Inland Marine, LP) Texas8
  • Empty Barge Lines, Inc. (subsidiary of Kirby Inland Marine, LP) Texas8
  • Engine Systems, Inc. (subsidiary of Kirby Engine Systems LLC) Delaware8
  • Greens Bayou Fleeting, LLC (subsidiary of Kirby Inland Marine, LP) Texas8
  • Higman Barge Lines, Inc. (subsidiary of Higman Marine, Inc.) Delaware8
  • Higman Marine Services, Inc. (subsidiary of Higman Marine, Inc.) Delaware8
  • Higman Marine, Inc. (subsidiary of Kirby Inland Marine, LP) Delaware8
  • Higman Service Corporation (subsidiary of Higman Marine, Inc.) Delaware8
  • Inversiones Kara Sea SRL (subsidiary of Kirby Offshore Marine Operating, LLC) Venezuela8
  • K-Sea Canada Holdings, Inc. (subsidiary of Kirby Offshore Marine, Inc.) Delaware8
  • KIM Holdings, Inc. Delaware8
  • KIM Partners, LLC (Subsidiary of KIM Holdings, Inc.) Louisiana8
  • KIRBY CORPORATION – PARENT AND REGISTRANT Nevada8
  • Kirby Corporate Services, LLC Delaware8
  • Kirby Distribution & Services, Inc. Delaware8
All 58 listed subsidiaries
  • Kirby Engine Systems LLC (subsidiary of Kirby Distribution & Services, Inc.) Delaware8
  • Kirby Inland Marine, LP (KIM Holdings, Inc. 1% General Partner, KIM Partners, LLC 99% Limited Partner) Delaware8
  • Kirby Ocean Transport Company Delaware8
  • Kirby Offshore Marine Hawaii, LLC (subsidiary of Kirby Offshore Marine Operating, LLC) Delaware8
  • Kirby Offshore Marine Operating, LLC (subsidiary of Kirby Offshore Marine, LLC) Delaware8
  • Kirby Offshore Marine Pacific, LLC (subsidiary of Kirby Offshore Marine Operating, LLC) Delaware8
  • Kirby Offshore Marine, Inc. (subsidiary of Kirby Offshore Marine Operating, LLC) Delaware8
  • Kirby Offshore Marine, LLC Delaware8
  • Kirby Offshore Wind, LLC (subsidiary of Kirby Offshore Marine, LLC) Delaware8
  • Kirby Tankships, Inc. Delaware8
  • Kirby Terminals, Inc. Texas8
  • Marine Systems, Inc. (subsidiary of Kirby Engine Systems LLC) Louisiana8
  • Osprey Line, L.L.C. (Kirby Inland Marine, LP 66 2/3%) Texas8
  • Penn Maritime Inc. (subsidiary of Kirby Offshore Marine, LLC) Delaware8
  • Sabine Transportation Company Delaware8
  • San Antonio Thermo King, Inc. (subsidiary of Thermo King of Houston, LLC) Texas8
  • San Jac Marine, LLC (subsidiary of Kirby Inland Marine, LP) Delaware8
  • Stewart & Stevenson Acquisition LLC (subsidiary of Stewart & Stevenson LLC) Delaware8
  • Stewart & Stevenson Canada Inc. (subsidiary of Stewart & Stevenson LLC) Canada8
  • Stewart & Stevenson FDDA LLC (subsidiary of Stewart & Stevenson LLC) Delaware8
  • Stewart & Stevenson LLC (subsidiary of Kirby Distribution & Services, Inc.) Delaware8
  • Stewart & Stevenson Manufacturing Technologies LLC (subsidiary of Stewart & Stevenson LLC) Delaware8
  • Stewart & Stevenson Petroleum Services LLC (subsidiary of Stewart & Stevenson LLC) Delaware8
  • Stewart & Stevenson Power Products LLC (subsidiary of Stewart & Stevenson LLC) Delaware8
  • Stewart & Stevenson de Venezuela, S.A. (subsidiary of Stewart & Stevenson LLC 99.95%) Venezuela8
  • Stewart & Stevenson de las Americas Colombia Ltda. (Stewart & Stevenson Petroleum Services LLC 1% General Partner, Stewart & Stevenson LLC 99% Limited Partner) Colombia8
  • Stewart and Stevenson Healthcare Technologies, LLC (subsidiary of Stewart & Stevenson LLC) Texas8
  • The Hollywood Camp, LLC Texas8
  • Thermo King of Dallas, LLC (subsidiary of United Holdings LLC) Texas8
  • Thermo King of Houston, LLC (subsidiary of United Holdings LLC) Texas8
  • Transmissions Y Embragues, S.A. (subsidiary of Stewart & Stevenson de Venezuela, S.A.) Venezuela8
  • UE Manufacturing LLC (subsidiary of United Holdings LLC) Colorado8
  • United Engines LLC (subsidiary of United Holdings LLC) Colorado8
  • United Holdings LLC (subsidiary of Kirby Distribution & Services, Inc.) Delaware8

The subsidiaries the company lists in Exhibit 21 of its annual report, as filed.

Employees over time

  • 20225,2001

Timeline

  1. Oct 8, 20268-K Executive or director change82
  2. Jul 29, 20268-K Results of operations83
  3. Apr 30, 20268-K Results of operations; Executive or director change; Shareholder vote84
  4. Mar 30, 20268-K Entered a material agreement; New debt or obligation85
  5. Feb 20, 20268-K Executive or director change86
  6. Jan 29, 20268-K Results of operations87
  7. Oct 29, 20258-K Results of operations88
  8. Sep 8, 20258-K Other events89
  9. Jul 31, 20258-K Results of operations90
  10. May 1, 20258-K Results of operations; Shareholder vote91
  11. Jan 30, 20258-K Results of operations92
  12. Oct 30, 20248-K Results of operations93
  13. Jun 17, 2014New chief executive David W. Grzebinski becomes CEO18
  14. Feb 17, 2011New chief executive J. H. Pyne becomes CEO19
  15. 1921Founded Founded1

Calendar

Coming up

  1. Oct 28, 2026 · Before the openReports results for the quarter ending Sep/2026 A year earlier it reported $1.65 a share, on Oct 29, 2025.94

When it reported results

  1. Jul 29, 2026Reported quarterly or annual results83
  2. Apr 30, 2026Reported quarterly or annual results84
  3. Jan 29, 2026Reported quarterly or annual results87
  4. Oct 29, 2025Reported quarterly or annual results88
  5. Jul 31, 2025Reported quarterly or annual results90
  6. May 1, 2025Reported quarterly or annual results91
  7. Jan 30, 2025Reported quarterly or annual results92
  8. Oct 30, 2024Reported quarterly or annual results93

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

494 filings to the SEC since October 2021: 5 annual reports, 15 quarterly reports, 41 major events, 294 insider forms, 26 large holders, 113 other. The latest 20:

  1. Oct 8, 20268-K EDGAR
  2. Aug 20, 20263 EDGAR
  3. Aug 14, 2026SCHEDULE 13G/A EDGAR
  4. Aug 7, 20264 EDGAR
  5. Aug 5, 202610-Q EDGAR
  6. Jul 31, 2026SCHEDULE 13G EDGAR
  7. Jul 29, 20268-K EDGAR
  8. Jul 14, 2026SCHEDULE 13G EDGAR
  9. Jun 26, 202611-K EDGAR
  10. May 28, 2026SD EDGAR
  11. May 18, 2026144 EDGAR
  12. May 18, 20264 EDGAR
  13. May 18, 20264 EDGAR
  14. May 18, 20264 EDGAR
  15. May 15, 2026144 EDGAR
  16. May 15, 2026144 EDGAR
  17. May 11, 2026SCHEDULE 13G EDGAR
  18. May 8, 202610-Q EDGAR
  19. May 6, 2026144/A EDGAR
  20. May 6, 20264 EDGAR

The 494 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

108 open-market trades by officers, directors and large owners since October 2021: 2 buys and 106 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
May 15, 2026Woodruff William MatthewVP of Public and Govt AffairsSale678$147.37$99.9KForm 4
May 15, 2026O'Neil Christian G.President and COOSale11,287$145.93$1.6MForm 4
May 15, 2026Husted Amy D.Exec VP General Counsel & SecSale4,000$145.43$581.7KForm 4
May 4, 2026DRAGG RONALD AVice President and ControllerSale1,726$145.01$250.3KForm 4
Mar 2, 2026O'Neil Christian G.President and COOSale11,287$132.34$1.5MForm 4
Mar 2, 2026Kumar RajExec VP and CFOSale3,000$132.70$398.1KForm 4
Feb 24, 2026Grzebinski David WCEOSale34,152$130.05$4.4MForm 4
Feb 20, 2026Husted Amy D.Exec VP General Counsel & SecSale11,667$129.33$1.5MForm 4
Feb 19, 2026DAVIS BARRY EDirectorSale8,480$128.51$1.1MForm 4
Feb 10, 2026MILLER SCOTT PVP - CIOSale3,960$120.68$477.9KForm 4
Feb 9, 2026Woodruff William MatthewVP of Public and Govt AffairsSale2,000$121.88$243.8KForm 4
Feb 4, 2026DRAGG RONALD AVice President and ControllerSale5,429$122.00$662.3KForm 4
Dec 22, 2025O'Neil Christian G.President and COOSale11,145$111.68$1.2MForm 4
Dec 1, 2025Niemietz Kurt A.VP IR & TreasurerSale1,500$114.12$171.2KForm 4
Nov 21, 2025Husted Amy D.Exec VP General Counsel & SecSale10,413$107.42$1.1MForm 4
Nov 21, 2025Grzebinski David WCEOSale29,451$107.41$3.2MForm 4
Nov 12, 2025DRAGG RONALD AVice President and ControllerSale2,715$110.29$299.4KForm 4
Nov 10, 2025STEWART RICHARD ROSSDirectorSale1,923$107.83$207.4KForm 4
Feb 6, 2025MILLER SCOTT PVP - CIOSale3,545$109.00$386.4KForm 4
Feb 5, 2025MILLER SCOTT PVP - CIOSale1,244$107.61$133.9KForm 4

All 108 trades can be filtered by person here when JavaScript is on.

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 100. Change is in shares since the quarter before.

FundSharesValueShare of the fundChange
BlackRock, Inc.5,392,912$733.3M0.0%+115,753
Dimensional Fund Advisors LP2,759,885$375.3M0.1%+142,347
Vanguard Portfolio Management LLC2,689,551$365.7M0.0%+28,526
Goldman Sachs Group Inc2,656,007$361.1M0.0%−171,964
Morgan Stanley2,432,658$330.8M0.0%−237,505
Vanguard Capital Management LLC2,415,730$328.5M0.0%+8,203
State Street Corp1,648,286$224.1M0.0%+9,312
First Trust Advisors LP1,618,865$220.1M0.1%+214,151
King Luther Capital Management Corp1,457,920$198.2M0.8%−102,871
Neuberger Berman Group LLC1,262,228$171.6M0.1%−473,160
Geode Capital Management, LLC1,190,344$161.9M0.0%+168,440
Wellington Management Group Llp1,150,107$156.4M0.0%−425,386
American Century Companies Inc936,109$127.3M0.1%+7,408
Fmr LLC917,664$124.8M0.0%+123,111
Aqr Capital Management LLC883,760$120.2M0.0%+349,588
Jennison Associates LLC865,097$117.6M0.1%+107,068
Alliancebernstein L.P.881,640$117.2M0.0%−234,100
Congress Asset Management Co703,728$95.7M0.6%+78,186
Norges Bank683,912$93.0M0.0%New
Charles Schwab Investment Management Inc677,254$92.1M0.0%−20,563
D. E. Shaw & Co., Inc.671,706$91.3M0.1%+503,185
Frontier Capital Management Co LLC666,554$90.6M0.8%+22,225
Invesco Ltd.573,902$78.0M0.0%+465,980
Assenagon Asset Management S.A.540,752$73.5M0.0%+259,247
Ameriprise Financial Inc539,856$73.4M0.0%−191,487

13F reports cover disclosed long positions in U.S. stocks only.

Members of Congress who traded it

1 trades disclosed by members of Congress. “Vs S&P since” is the stock’s change since the trade minus the S&P 500’s.

DateMemberTradeAmountVs S&P sinceFiling
Jul 21, 2025Angus S. King, Jr.Independent, SenateBuy$1,001 - $15,000−4.3%Report

Members report amounts as ranges, not exact figures. Returns are price-only (no dividends).

SEC filer profile

How Kirby Corporation is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARKIRBY CORP2
  • CIK0000056047
  • Employer ID (EIN)74-188498017
  • Filer statusLarge accelerated filer not an emerging growth company; not a smaller reporting company; not a shell company17
  • Incorporated inNevada17
  • Fiscal year endsDecember 312
  • Industry code (SIC)4400 Water Transportation2
  • SEC reviewing officeOffice of Energy & Transportation, Division of Corporation Finance2
  • Business address55 Waugh Drive Suite 1000, Houston, TX 770072
  • Mailing addressP.O. Box 1745, Houston, TX 772512
  • Phone71343510002
  • Shares outstanding52,800,000 as of Aug 4, 202615
  • Public float$6.3B as of Jun 30, 202517
  • AuditorKPMG LLP, Houston, TX PCAOB ID 185; it also attests to the company’s internal control over financial reporting17
  • On EDGAR sinceMar 15, 19942
  • Filings2,473 in all: 4 (1,658), 8-K (195), 10-Q (98), SC 13G/A (94), 144 (81), 3 (41), DEF 14A (31), 11-K (30)2
    All 50 form types

    SC 13G (30), 10-K (27), 4/A (27), SC 13D/A (15), UPLOAD (15), S-8 (13), DEFA14A (12), SD (12), 425 (11), CORRESP (8), 10-K405 (6), 8-K/A (6), 5 (5), SCHEDULE 13G (5), 144/A (4), ARS (4), SC 13D (4), SCHEDULE 13G/A (4), 10-Q/A (3), 424B2 (3), SC 13E4/A (3), 15-12G (2), 424B3 (2), 8-A12B (2), PRE 14A (2), RW (2), S-3ASR (2), S-8 POS (2), 10-K/A (1), 25-NSE (1), 424B5 (1), 8-A12B/A (1), CT ORDER (1), EFFECT (1), FWP (1), NT 11-K (1), POS AM (1), S-3 (1), S-3/A (1), S-4 (1), S-4/A (1), SC 13E4 (1)

  • Latest filingsAnnual report (10-K) Feb 17, 2026
    Quarterly report (10-Q) Aug 5, 2026
    Proxy statement (DEF 14A) Mar 6, 2026
    Latest 8-K (8-K) Oct 8, 2026

Securities registered for trading

ClassSymbolExchange
Common StockKEXNew York Stock Exchange

From the cover page of the 10-K filed Feb 17, 2026 (Section 12(b) of the Exchange Act).17

Risk factors and legal proceedings

The risks Kirby Corporation names in Item 1A of its 10-K filed Feb 17, 2026: 25 risks under these headings, as written.17

  • Marine Transportation Segment Risk Factors
  • The Inland Waterway infrastructure is aging and may result in increased costs and disruptions to KMT.
  • The Company could be adversely impacted by a marine accident or spill event.
  • KMT is dependent on its ability to adequately crew its towing vessels.
  • KMT is subject to the Jones Act.
  • KMT is subject to extensive regulation by the USCG, federal laws, other federal agencies, various state laws, the laws of other countries when operating in their waters, and certain international conventions, as well as numerous environmental regulations.
  • KMT is subject to natural gas and crude oil prices as well as the volatility of their prices as well as the volatility in production of refined products and petrochemicals in the United States.
  • KMT could be adversely impacted by the construction of tank barges.
  • Higher fuel prices could increase operating expenses and fuel price volatility could reduce profitability.
  • KMT could be adversely impacted by the failure of the Company’s shipyard vendors to deliver new vessels according to contractually agreed delivery schedules and terms.
  • The Company is subject to competition in KMT.
  • Distribution and Services Segment Risk Factors
The other 15 risks
  • KDS could be adversely impacted by future legislation, executive or other governmental orders, or additional regulation of oil and gas extraction, including hydraulic fracturing practices.
  • Prevailing natural gas and crude oil prices, as well as the volatility of their prices, could have an adverse effect on KDS business.
  • The Company is subject to competition in KDS.
  • Loss of a distributorship or other significant business relationship or disruptions of supply could adversely affect KDS.
  • General Corporate Risk Factors
  • The Company is subject to adverse weather conditions in KMT and KDS.
  • The Company is subject to risks associated with possible climate change legislation, regulation and international accords.
  • Loss of a large customer or changes in customer demand could adversely affect the Company.
  • The Company relies on critical operating assets including information systems for the operation of its businesses, and the failure of such assets or any critical information system, including as a result of natural disasters, terrorist acts, a cybersecurity attack, or other extraordinary events, may adversely impact its businesses.
  • Limitations on the Company’s ability to obtain, maintain, protect, or enforce its proprietary information and any successful intellectual property challenges or infringement proceedings, including its trade secrets could affect the Company's competitive position.
  • A deterioration of the Company’s credit profile, disruptions of the credit markets or higher interest rates could restrict its ability to access the debt capital markets or increase the cost of debt.
  • Corporate responsibility, specifically related to ESG matters, may impose additional costs and expose the Company to new risks.
  • Increased prices and inflation could negatively impact the Company’s margin performance and financial results.
  • The Company could be adversely impacted by materials shortages, delays, and disruptions in supply chain.
  • Tariffs and other trade measures could adversely affect the Company’s business, financial condition and results of operations.
  • Continuing impacts resulting from actual or threatened health epidemics, and pandemics or other major health crises could materially and adversely affect the Company’s business, financial condition and results of operations.

Legal proceedings

See Note 14, Contingencies and Commitments to the Company’s financial statements.

The opening of Item 3, Legal Proceedings.17

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