KIRBY CORP — Director's Dealing 2018

May 2, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KIRBY CORP (KEX)
CIK: 0000056047
Period of Report: 2018-04-30

Reporting Person: ALARIO RICHARD J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-04-30	Common Stock, par value $.10 per share	M	10000	$56.26	Acquired	22627	Direct
2018-04-30	Common Stock, par value $.10 per share	M	6000	$62.48	Acquired	28627	Direct
2018-04-30	Common Stock, par value $.10 per share	M	1153	$62.48	Acquired	29780	Direct
2018-04-30	Common Stock, par value $.10 per share	S	17153	$85.9881	Disposed	12627	Direct
2018-04-30	Common Stock, par value $.10 per share	A	2357	—	Acquired	14984	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-04-30	Director Stock Option (Right to Buy)	$56.26	M	10000	Disposed	2021-05-27	Common Stock (10000)	Direct
2018-04-30	Director Stock Option (Right to Buy)	$62.48	M	6000	Disposed	2022-04-24	Common Stock (6000)	Direct
2018-04-30	Director Stock Option (Right to Buy)	$62.48	M	1153	Disposed	2022-04-24	Common Stock (1153)	Direct

Footnotes

F1: The reported price is the weighted average sales price. The sales were at prices ranging from $83.375 to $87.00 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.

F2: Option was exercisable 25% after the quarter ending 6/30/2012, 50% after 9/30/2012, 75% after 12/31/2012 and 100% at 3/31/2013.