Exhibit 32
Certification Pursuant to Section 18 U.S.C. Section 1350
In connection with the filing of the Quarterly Report on Form 10-Q for the quarter ended June 30, 2025 (the “Report”) by Kirby Corporation (the “Company”), each of the undersigned hereby certifies that:
1.
The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
2.
The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
|
/s/ David W. Grzebinski |
|
David W. Grzebinski |
|
Chief Executive Officer |
|
|
|
/s/ Raj Kumar |
|
Raj Kumar |
|
Executive Vice President and |
|
Chief Financial Officer |
|
|
Dated: August 11, 2025 |
|