AAON, INC. — Director's Dealing 2012

Aug 21, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AAON INC (AAON)
CIK: 0000824142
Period of Report: 2012-08-17

Reporting Person: Knebel David E (Sr Vice-President,Sales & Tech)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-17	Common Stock, par value $.004	M	10000	$6.45	Acquired	61600	Direct
2012-08-17	Common Stock, par value $.004	S	10000	$19.23	Disposed	51600	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-17	Stock Option	$6.45	M	10000	Disposed	2013-02-21	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.004	4471	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$7.21	2015-04-06	Common Stock (11250)	1	Direct
Stock Option	$12.29	2016-05-08	Common Stock (22500)	1	Direct
Stock Option	$11.31	2018-03-10	Common Stock (4500)	1	Direct
Stock Option	$10.23	2018-10-17	Common Stock (15000)	1	Direct
Stock Option	$10.21	2019-03-09	Common Stock (7500)	1	Direct
Stock Option	$15.51	2020-05-25	Common Stock (15000)	1	Direct
Stock Option	$19.47	2022-05-15	Common Stock (10000)	1	Direct