KIRBY CORP — Director's Dealing 2018

May 29, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KIRBY CORP (KEX)
CIK: 0000056047
Period of Report: 2018-05-24

Reporting Person: Mosley David R (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-24	Common Stock, par value $.10 per share	M	5295	$74.99	Acquired	17293	Direct
2018-05-24	Common Stock, par value $.10 per share	M	2152	$68.50	Acquired	19445	Direct
2018-05-24	Common Stock, par value $.10 per share	S	7447	$90.397	Disposed	11998	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-24	Employee Stock Option (Right to Buy)	$74.99	M	5295	Disposed	2022-02-02	Common Stock (5295)	Direct
2018-05-24	Employee Stock Option (Right to Buy)	$68.50	M	2152	Disposed	2024-02-06	Common Stock (2152)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.10 per share	417	Indirect

Footnotes

F1: The reported price is the weighted average sales price. The sales were at prices ranging from $90.10 to $90.65 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.