AAON, INC. — Director's Dealing 2015

May 27, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AAON INC (AAON)
CIK: 0000824142
Period of Report: 2015-05-26

Reporting Person: Asbjornson Scott M (Vice President, Finance & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-26	Common Stock, par value $.004	M	2025	$5.03	Acquired	862086	Direct
2015-05-26	Common Stock, par value $.004	M	6750	$4.54	Acquired	868836	Direct
2015-05-26	Common Stock, par value $.004	S	8775	$24.22	Disposed	860061	Direct
2015-05-27	Common Stock, par value $.004	M	20250	$6.89	Acquired	880311	Direct
2015-05-27	Common Stock, par value $.004	M	13500	$8.65	Acquired	893811	Direct
2015-05-27	Common Stock, par value $.004	S	33750	$24.30	Disposed	860061	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-26	Stock Option (Right to Buy)	$5.03	M	2025	Disposed	2018-03-10	Common Stock (2025.0)	Direct
2015-05-26	Stock Option (Right to Buy)	$4.54	M	6750	Disposed	2019-03-09	Common Stock (6750.0)	Direct
2015-05-27	Stock Option (Right to Buy)	$6.89	M	20250	Disposed	2020-05-25	Common Stock (20250.0)	Direct
2015-05-27	Stock Option (Right to Buy)	$8.65	M	13500	Disposed	2022-05-15	Common Stock (13500.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.004	540000	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$21.93	2025-01-02	Common Stock (4805.0)	4805	Direct