Kirby Corporation (KEX) Stock Price & How to Invest
Last updated July 2026
Short answer
KEX is Kirby Corporation, the largest US inland tank barge operator plus a diesel-engine distribution and services arm, so it is an industrial cyclical whose fortunes track barge utilization, petrochemical and refined-product volumes, and power-generation demand. It trades as a mid-cap that participates in a consolidated, high-barrier marine niche rather than a fast-growth story.
KEX stock price
As of 2026-07-10, Kirby Corporation (KEX) last closed at $143.75, up 22.9% over the past year. Over the past 52 weeks it has traded between $79.95 and $152.59.
Prices are daily closing prices from Yahoo Finance and may be delayed. For the live quote, check your broker or Kirby Corporation's investor relations page. Walnut is informational, not investment advice.
What does Kirby Corporation (KEX) do?
Kirby Corporation (NYSE: KEX), headquartered in Houston, operates two segments. Marine Transportation is the core: it is the largest domestic tank barge operator, moving bulk liquid products (petrochemicals, refined products, black oil, agricultural chemicals) along the US inland waterways and coastal routes. Inland made up roughly 79% of segment revenue and coastal about 21% in early 2026, with barge utilization running in the low-90% range inland and mid-to-high-90% range coastal. The Distribution and Services segment is a nationwide distributor and after-market servicer of diesel engines, transmissions, reduction gears, and related equipment for oilfield, marine, power generation, on-highway, and industrial customers.
The investment picture is that of a consolidated industrial cyclical with real moats. Kirby holds about a 28% share of US inland tank barges (roughly 1,066 of 3,817 on the water), and high barge and towboat replacement costs create meaningful barriers to entry. Recent results have been improving: 2025 net earnings rose to about $6.33 per share on ~$3.4 billion of revenue, and Q1 2026 EPS of $1.50 beat estimates and grew roughly 13% year over year, prompting management to lift full-year 2026 EPS growth guidance to 5-15%. Growth drivers include limited new barge construction supporting pricing, coastal strength, and rising power-generation demand feeding the distribution segment. Because volumes depend on refinery and petrochemical activity, weather on the rivers, and broader industrial demand, revenue and margins move with the cycle.
What's driving Kirby Corporation (KEX)?
1. Tight barge supply supporting pricing
Limited new inland barge construction has kept the industry fleet from growing, which supports high utilization and gradual pricing gains. With utilization in the low-90% range inland and mid-to-high-90% coastal in early 2026, Kirby has leverage to push rates higher as term contracts renew through the year.
2. Coastal marine strength
Coastal marine revenue grew about 23% year over year in Q1 2026 with operating margins in the high-teens range. A tight coastal fleet and steady demand for larger vessels give this smaller part of the marine segment outsized momentum relative to inland.
3. Power-generation and distribution tailwinds
The Distribution and Services segment benefits from rising demand for backup and prime power generation, alongside oilfield and industrial engine service. Distribution revenue rose to about $346.9 million in Q1 2026 from $309.5 million a year earlier, adding a growth vector less tied to marine cycles.
4. Scale and consolidation moat
As the largest US tank barge operator with roughly 28% inland share, Kirby has scale advantages in vetting, safety, and geographic reach that customers increasingly demand. High replacement costs for barges and towboats limit new entrants and give Kirby the balance sheet to acquire smaller fleets over time.
What are the risks to Kirby Corporation (KEX)?
Kirby is a cyclical business exposed to petrochemical, refined-product, and industrial demand, so a slowdown would pressure both volumes and pricing. River operating conditions add volatility, as winter weather, fog, ice, and lock delays drove a 25% sequential jump in delay days in Q1 2026. Fuel costs, labor availability, and the capital intensity of maintaining an aging barge fleet weigh on margins. The oilfield-exposed portion of the distribution segment can swing with energy activity. Broader macro softness or a drop in US manufacturing and refining throughput would directly reduce barge demand.
How is Kirby Corporation (KEX) valued? (approximate, JULY 2026)
A simple financial snapshot. These are approximations and refresh quarterly; for current figures see Kirby Corporation's investor relations page or your broker.
- Revenue (TTM): ~$3.4B
- Net income (2025): ~$355M
- EPS (2025): ~$6.33
- Market cap: ~$7.5B
- P/E (trailing): ~21x
- 2026 EPS growth guidance: ~5-15%
Kirby trades around a low-20s trailing P/E, reflecting steady mid-single-digit revenue growth and improving earnings rather than high growth. Q1 2026 EPS of $1.50 beat estimates and led management to raise full-year EPS growth guidance to 5-15%. Valuation multiples put it in line with quality industrial cyclicals, with the debate centered on how durable the current up-cycle in barge pricing proves.
Who competes with Kirby Corporation (KEX)?
Inland tank barge operators
Kirby's direct rivals in US inland liquid bulk shipping include American Commercial Lines (~11% share), Canal Barge (~8%), Hardin Street Marine (~7%), and Ingram (~6%). Kirby leads with roughly 28% share, competing on price, reliability, safety vetting, and geographic reach.
Dry-bulk and coastal marine carriers
In coastal and broader marine freight, Kirby overlaps with dry-bulk barge lines and coastal tank vessel operators, plus captive fleets owned by refiners and petrochemical companies that occasionally move third-party cargo. Pipelines and rail also compete as alternative modes for moving liquid products.
Diesel engine distribution and services
In its Distribution and Services segment, Kirby competes with regional and national distributors of diesel engines, transmissions, and power-generation equipment, along with OEM-affiliated service networks serving oilfield, marine, on-highway, and industrial customers.
How to invest in Kirby Corporation (KEX)
There are three common ways to get KEX exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic basket, so KEX sits alongside other stocks that express the same thesis.
Walnut takes the basket route. Describe a thesis where KEX fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.
The bottom line on Kirby Corporation (KEX)
KEX gives exposure to the dominant player in US inland tank barge shipping alongside a growing distribution and power-generation services business, with results that ride marine utilization cycles and industrial demand.
More on Kirby Corporation (KEX)
Whether KEX is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is KEX a buy?, and where the stock could go from here in the KEX stock forecast.
For income investors, whether KEX pays a dividend and how the payout looks is covered in does KEX pay a dividend?
Build a basket around KEX with Walnut
Use Kirby Corporation as one constituent in a thematic basket Walnut's AI helps you assemble. Describe a thesis you believe in, the AI proposes the holdings and weights, and you approve before any broker order.
FAQ
What does Kirby Corporation do?
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Kirby operates two segments. Marine Transportation is the largest US inland tank barge business, moving bulk liquids like petrochemicals and refined products on inland waterways and coastal routes. Distribution and Services distributes and services diesel engines and power-generation equipment for industrial customers.
What is KEX's ticker and where does it trade?
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KEX is the New York Stock Exchange ticker for Kirby Corporation, a Houston-based company. It is a mid-cap industrial with a market capitalization around $7.5 billion as of mid-2026.
How big is Kirby in the barge market?
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Kirby is the largest US tank barge operator, running roughly 1,066 of about 3,817 inland tank barges on the water, or about 28% share. The next largest competitors, such as American Commercial Lines and Canal Barge, hold single-digit to low-double-digit shares.
How did Kirby perform recently?
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In Q1 2026 Kirby reported EPS of $1.50, up about 13% year over year, on revenue of $844.1 million. For full-year 2025 it earned about $6.33 per share on roughly $3.4 billion of revenue. Management raised its 2026 EPS growth guidance to 5-15%.
Is KEX a cyclical stock?
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Yes. Barge demand tracks petrochemical, refined-product, and industrial activity, so volumes and pricing rise and fall with the cycle. River weather, lock delays, fuel costs, and energy-sector activity in the distribution segment add further variability to results.
What drives Kirby's earnings growth?
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Key drivers include tight barge supply supporting pricing, strong coastal marine utilization, and rising power-generation demand in the distribution segment. Its scale and the high cost of building new barges create barriers that support its market position over time.
What are the main risks for KEX?
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Risks include a downturn in industrial or petrochemical demand, adverse river conditions that raise delay days, fuel and labor cost inflation, the capital intensity of maintaining the barge fleet, and swings in oilfield activity affecting the distribution segment.
Does Kirby pay a dividend?
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Kirby has historically prioritized reinvestment, fleet maintenance, share repurchases, and acquisitions over a large dividend. Investors should check the latest company filings and investor relations disclosures for current capital-return policy, since it can change over time.
Walnut is informational, not investment advice. Financial figures on this page are approximations; always verify current numbers with Kirby Corporation's investor relations page or your broker before making investment decisions.