KIRBY CORP — Director's Dealing 2018

May 31, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KIRBY CORP (KEX)
CIK: 0000056047
Period of Report: 2018-05-31

Reporting Person: Clarke Kim B (VP and Chief HR Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-31	Common Stock, par value $.10 per share	M	1292	$68.50	Acquired	3418	Direct
2018-05-31	Common Stock, par value $.10 per share	S	1550	$92.475	Disposed	1868	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-31	Employee Stock Option (Right to Buy)	$68.50	M	1292	Disposed	2024-02-06	Common Stock (1292)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.10 per share	19	Indirect

Footnotes

F1: The reported price is the weighted average sales price. The sales were at prices ranging from $92.35 to $92.50 per share. The reporting person will provide, upon request by the commission staff, full information regarding the number of shares sold at each separate price.