BOK FINANCIAL CORP — Director's Dealing 2015

May 7, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BOK FINANCIAL CORP ET AL (BOKF)
CIK: 0000875357
Period of Report: 2015-05-06

Reporting Person: KYMES STACY (EVP - Corporate Banking)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-06	Common Stock	M	715	$47.05	Acquired	7702	Direct
2015-05-06	Common Stock	M	1144	$54.33	Acquired	8846	Direct
2015-05-06	Common Stock	M	1582	$48.46	Acquired	10428	Direct
2015-05-06	Common Stock	M	1482	$36.65	Acquired	11910	Direct
2015-05-06	Common Stock	M	254	$48.3	Acquired	12164	Direct
2015-05-06	Common Stock	M	279	$55.94	Acquired	12443	Direct
2015-05-06	Common Stock	M	902	$58.76	Acquired	13345	Direct
2015-05-07	Common Stock	F	5266	$64.99	Disposed	8079	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-06	2006 Stock Options	$47.05	M	715	Disposed		Common Stock (715)	Direct
2015-05-06	2007 Stock Options	$54.33	M	1144	Disposed		Common Stock (1144)	Direct
2015-05-06	2008 Stock Options	$48.46	M	1582	Disposed		Common Stock (1582)	Direct
2015-05-06	2009 Stock Options	$36.65	M	1482	Disposed		Common Stock (1482)	Direct
2015-05-06	2010 Stock Options	$48.3	M	254	Disposed		Common Stock (254)	Direct
2015-05-06	2011 Stock Options	$55.94	M	279	Disposed		Common Stock (279)	Direct
2015-05-06	2012 Stock Options	$58.76	M	902	Disposed		Common Stock (902)	Direct

Footnotes

F1: For options granted in any one year, one-seventh of the options of such grant vest and become exercisable on the grant date of the anniversary each year commencing on the first anniversary after the grant.

F2: Options expire 3 years after vesting.