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Kirby vs International Seaways: KEX and INSW compared
Kirby is the larger company: $977M of revenue in its latest quarter (Q3 2026) against $483M for International Seaways (Q3 2026). International Seaways is growing faster (+146% against +12% a year earlier). International Seaways is more profitable, with an operating margin of 72.7% against 15.4%.
Where the money goes: KEX and INSW
Kirby (KEX) · Q3 2026
Kirby, Q3 2026: revenue $977M (+12% year over year), operating margin 15.4%, net earnings $111M, operating cash flow $143M. The chart follows the revenue to costs, profit and cash.
International Seaways (INSW) · Q3 2026
International Seaways, Q3 2026: revenue $483M (+146% year over year), operating margin 72.7%, net earnings $344M, operating cash flow $243M. The chart follows the revenue to costs, profit and cash.
| Kirby (KEX) | International Seaways (INSW) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $977M | $483M |
| Revenue growth, Y/Y | +12% | +146% |
| Operating margin | 15.4% | 72.7% |
| Net earnings | $111M | $344M |
| Net margin | 11.3% | 71.2% |
| Operating cash flow | $143M | $243M |
| Free cash flow | $74.0M | $234M |
| Market value | $6.4B | $4.9B |
| P/E | 17.2× | 6.3× |
| Analysts’ mean target | $174.71 | $131.33 |
Where the revenue comes from
Kirby
- Marine Transportation: $569M (58%)
- Distribution and Services: $408M (42%)
International Seaways
- Pool Revenue Leases: $216M (45%)
- Voyage charter revenues: $154M (32%)
- Time and Bareboat Charter Leases: $114M (24%)
Questions
Which is bigger, Kirby or International Seaways?
Kirby is the larger company: $977M of revenue in its latest quarter (Q3 2026) against $483M for International Seaways (Q3 2026).
Is Kirby or International Seaways growing faster?
International Seaways is growing faster (+146% against +12% a year earlier).
Which is more profitable, Kirby or International Seaways?
International Seaways is more profitable, with an operating margin of 72.7% against 15.4%.
More: Kirby earnings · how Kirby makes money · International Seaways earnings · how International Seaways makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 6, 2026; 10-Q filed Nov 5, 2026). Fiscal quarters can end on different dates. Not investment advice.