Kirby Corporation (KEX)

Gross profit margin

		Dec 31, 2023	Sep 30, 2023	Jun 30, 2023	Mar 31, 2023	Dec 31, 2022	Sep 30, 2022	Jun 30, 2022	Mar 31, 2022	Dec 31, 2021	Sep 30, 2021	Jun 30, 2021	Mar 31, 2021	Dec 31, 2020	Sep 30, 2020	Jun 30, 2020	Mar 31, 2020	Dec 31, 2019	Sep 30, 2019	Jun 30, 2019	Mar 31, 2019
Gross profit (ttm)	US$ in thousands	2,704,551	2,639,374	2,623,947	2,560,173	2,438,458	2,314,095	1,837,631	1,706,672	1,595,602	1,579,710	1,819,785	1,793,681	729,602	895,773	1,060,844	1,288,158	2,594,356	2,577,217	2,611,868	2,620,040
Revenue (ttm)	US$ in thousands	3,047,864	2,978,815	2,959,644	2,883,549	2,748,750	2,612,051	2,466,984	2,328,190	2,210,984	2,118,857	2,025,957	2,015,773	2,171,408	2,337,579	2,507,821	2,737,704	2,838,399	2,903,965	2,942,001	2,973,630
Gross profit margin		88.74%	88.60%	88.66%	88.79%	88.71%	88.59%	74.49%	73.30%	72.17%	74.55%	89.82%	88.98%	33.60%	38.32%	42.30%	47.05%	91.40%	88.75%	88.78%	88.11%

December 31, 2023 calculation

Gross profit margin = Gross profit (ttm) ÷ Revenue (ttm)
= $2,704,551K ÷ $3,047,864K
= 88.74%

Based on the data provided, Kirby Corp. has consistently maintained a gross profit margin of 100.00% across all quarters in the years 2022 and 2023. This high and consistent gross profit margin indicates that the company is effectively controlling its production costs and generating significant gross profit relative to its revenue. A gross profit margin of 100% suggests that Kirby Corp. is able to sell its products or provide services at a price significantly higher than the cost of goods sold, resulting in a healthy margin that can contribute to the company's overall profitability. Furthermore, the stable gross profit margin over multiple quarters indicates a consistent level of efficiency and profitability in the company's operations.