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Companies / Industrials / Kirby Corporation
KEX

Kirby Corporation

IndustrialsTransportation & Utilities
Ticker KEXHOUSTON, TXFiscal year ends DecemberBook value per share $63.92Diluted shares 53.9M

Kirby Corporation (NYSE: KEX) provides marine transportation and distribution and services through two reportable segments. Its marine transportation segment moves petrochemicals, black oil, refined petroleum products and agricultural chemicals by tank barge across U.S. inland waterways and coastal routes, and… From the company’s description.

In fiscal 2025, Kirby Corporation reported revenue of $3.36B, up 3.0% from fiscal 2024, and net income of $355.42M. Its operating margin was 14.8%, and operations generated $670.20M in cash. Over the twelve months to Jun 30, 2026, revenue was $3.49B.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$3.36BFY2025
+3.0% year over year
Last 12 mo $3.49B
14.75%FY2025
+2.5 percentage points
Last 12 mo 14.01%
$355.42MFY2025
+23.9% year over year
Last 12 mo $355.89M
10.49%FY2025
+0.6 percentage points
Last 12 mo 10.32%
Cash & financing
$670.20MFY2025
−11.4% year over year
Last 12 mo $709.66M
$405.73MFY2025
−2.0% year over year
Last 12 mo $475.58M
0.27FY2025
Was 0.26× a year earlier
Last 12 mo 0.30
56.0MFY2025
−4.0% year over year
Last 12 mo 53.9M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Kirby Corporation does

In the company’s own words

Kirby Corporation (NYSE: KEX) provides marine transportation and distribution and services through two reportable segments. Its marine transportation segment moves petrochemicals, black oil, refined petroleum products and agricultural chemicals by tank barge across U.S. inland waterways and coastal routes, and transports dry-bulk cargo in domestic coastal trade; customers include refining, petrochemical, oil, marketing and agricultural chemical companies. At year-end 2025, its fleet included 1,105 inland and 28 coastal tank barges. Its distribution and services segment supplies equipment, replacement parts, repair and maintenance, rentals, and manufacturing and remanufacturing services for power generation, marine, on-highway, oilfield and other industrial applications. Customers include power generation operators, transportation and industrial businesses, oilfield service companies, and oil and gas operators and producers. In 2025, commercial and industrial operations contributed 46% of this segment’s revenue and power generation contributed 43%; the segment’s revenue was $1.43 billion. Kirby had approximately 5,233 employees in 2025 and serves customers through 62 branch locations across 16 states and Colombia. Its history dates to 1921. Its website is http://www.kirbycorp.com.

Company details
Sector
Industrials
Industry (SIC)
Transportation & Utilities
Headquarters
HOUSTON, TX
Fiscal year end
December
CIK
56047
SIC
4400

Financial performance, year by year

Fiscal 2013–2025 · USD
$-647.69M$480.61M$1.61B$2.74B$3.87B2013201420152016201720182019202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Kirby Corporation — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

457
funds hold it
0 of 35
superinvestors hold it
$3.82B
held by funds, at market
51.7%
of shares held by funds
1
bond issues held by funds

Largest fund holders · Kirby Corporation’s weight in each

iShares Core S&P Mid-Cap ETF
IJH · iShares Trust
0.20%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.01%of fund net assets
First Trust RBA American Industrial Renaissance ETF
AIRR · First Trust Exchange-Traded Fund VI
1.70%of fund net assets
—of fund net assets
Eaton Vance Atlanta Capital SMID-Cap Fund
EAASX · Eaton Vance Growth Trust
1.95%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Kirby Corporation’s bonds, as funds hold them

Funds report holding 1 issues of Kirby Corporation’s debt, $63.34M at market value — what funds hold, not the company’s total debt. Weighted-average coupon 4.20%, maturing 2028 to 2028.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

Put this business in context.

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  • “How do Kirby Corporation and its peers compare on margins and cash generation over ten years?”
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  • “What changed in Kirby Corporation's last four quarterly filings that the numbers alone won't show?”
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