BANCFIRST CORP /OK/ — Director's Dealing 2012

Aug 20, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BANCFIRST CORP /OK/ (BANF)
CIK: 0000760498
Period of Report: 2012-08-20

Reporting Person: McMillan Marion (Regional Executive)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-20	Common Stock	M	2955	$16.844	Acquired	2955	Direct
2012-08-20	Common Stock	S	2955	$41.15	Disposed	0	Direct
2012-08-20	Common Stock	M	45	$16.844	Acquired	45	Direct
2012-08-20	Common Stock	S	45	$41.2	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-20	Non-Qualified Stock Option (right to buy)	$16.844	M	2955	Disposed	2013-10-22	Common Stock (2955)	Direct
2012-08-20	Non-Qualified Stock Option (right to buy)	$16.844	M	45	Disposed	2013-10-22	Common Stock (45)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2878.642	Indirect