Company

Kirby Corporation

KEXMarine Transportation

Kirby Corporation, founded in 1917 and headquartered in Houston, Texas, is the largest inland tank barge operator in the United States, specializing in on-hire transportation of petroleum products…

Snapshot

Kirby Corporation is a marine transportation company that has completed 11 disclosed acquisitions and reported $3.36B in latest-year revenue.

Sector
Marine Transportation
Ticker
KEX
Revenue (LTM)
$3.36B
Acquisitions
11
Operating margin
14.8%
Latest call
Q1 2026

Business description

Kirby Corporation, founded in 1917 and headquartered in Houston, Texas, is the largest inland tank barge operator in the United States, specializing in on-hire transportation of petroleum products and chemicals. Under the leadership of CEO Kevin Reilly since 2016, the company leverages an extensive and modern fleet to serve major energy and chemical clients. With a market share of about 30% in its niche, Kirby’s combination of long-term contracts and integrated logistics solutions provides a competitive edge. The firm is actively modernizing its fleet and digital operations to support future growth amid a dynamic regulatory and economic environment.

$3.36B
Revenue (LTM)
11
Acquisitions
14.8%
Operating margin
Q1 2026
Latest call

Financials

View financials
Revenue (FY2025) $3.36B
YoY growth +3.0%
Operating margin 14.8%
Direction Expanding
Gross margin 34.1%
Net margin 10.6%

Leadership & board

View leadership

Share repurchases

Kirby has an active share-repurchase authorization (the Board approved an eight million share increase on September 8, 2025), with approximately 7.0 million shares remaining available as of February 13, 2026; the Company repurchased 3.7 million shares for $354.2 million during 2025.

Approximately 7.0 million shares available under existing purchase authorizations as of February 13, 2026
Remaining
$354.2 million (3.7 million shares at an average price of $96.27 per share)
Repurchased (latest FY)

Competition & customers

Customer concentration

Five KMT customers accounted for approximately 17% of the Company's 2025 revenue, 18% of 2024 revenue, and 16% of 2023 revenue. Three KDS customers accounted for approximately 9% of the Company's 2025 revenue, 10% of 2024 revenue, and 12% of 2023 revenue.

Recent SEC filings

View on EDGAR
2026-04-30 Reported quarterly results (+2 more) View filing ↗
2026-03-30 Entered a material agreement (+1 more) View filing ↗
2026-02-20 Leadership change (directors/officers) View filing ↗
2026-01-29 Reported quarterly results View filing ↗
2025-10-29 Reported quarterly results View filing ↗
2025-09-08 Other event View filing ↗
2025-07-31 Reported quarterly results View filing ↗
2025-05-01 Reported quarterly results (+1 more) View filing ↗
2025-01-30 Reported quarterly results View filing ↗
2024-10-30 Reported quarterly results View filing ↗
2024-08-01 Reported quarterly results (+1 more) View filing ↗
2024-04-26 Amended charter/bylaws (+1 more) View filing ↗
SourcesSEC filings · company financials · earnings transcripts Last updated

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