KIRBY CORP — Director's Dealing 2018

May 8, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KIRBY CORP (KEX)
CIK: 0000056047
Period of Report: 2018-05-04

Reporting Person: PYNE J H (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-04	Common Stock, par value $.10 per share	M	30193	$65.28	Acquired	253078	Direct
2018-05-04	Common Stock, par value $.10 per share	M	31742	$70.65	Acquired	284820	Direct
2018-05-04	Common Stock, par value $.10 per share	M	19857	$74.99	Acquired	304677	Direct
2018-05-04	Common Stock, par value $.10 per share	M	18208	$51.23	Acquired	322885	Direct
2018-05-04	Common Stock, par value $.10 per share	S	100000	$88.3649	Disposed	222885	Direct
2018-05-07	Common Stock, par value $.10 per share	M	13823	$51.23	Acquired	236708	Direct
2018-05-07	Common Stock, par value $.10 per share	M	24213	$68.50	Acquired	260921	Direct
2018-05-07	Common Stock, par value $.10 per share	S	38036	$88.0536	Disposed	222885	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-04	Employee Stock Option (Right to Buy)	$65.28	M	30193	Disposed	2018-05-30	Common Stock (30193)	Direct
2018-05-04	Employee Stock Option (Right to Buy)	$70.65	M	31742	Disposed	2018-05-30	Common Stock (31742)	Direct
2018-05-04	Employee Stock Option (Right to Buy)	$74.99	M	19857	Disposed	2018-05-30	Common Stock (19857)	Direct
2018-05-04	Employee Stock Option (Right to Buy)	$51.23	M	18208	Disposed	2018-05-30	Common Stock (18208)	Direct
2018-05-07	Employee Stock Option (Right to Buy)	$51.23	M	13823	Disposed	2018-05-30	Common Stock (13823)	Direct
2018-05-07	Employee Stock Option (Right to Buy)	$68.50	M	24213	Disposed	2018-05-30	Common Stock (24213)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.10 per share	5182	Indirect
Common Stock, par value $.10 per share	6250	Indirect

Footnotes

F1: The reported price is the weighted average sales price. The sales were at prices ranging from $87.45 to $88.75 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: The reported price is the weighted average sales price. The sales were at prices ranging from $87.50 to $89.025 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.