BOK FINANCIAL CORP — Director's Dealing 2015

May 12, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BOK FINANCIAL CORP ET AL (BOKF)
CIK: 0000875357
Period of Report: 2015-05-11

Reporting Person: MORROW JOHN C (Director-Financial Accounting)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-11	Common Stock	M	286	$48.46	Acquired	9324	Direct
2015-05-11	Common Stock	M	179	$36.65	Acquired	9503	Direct
2015-05-11	Common Stock	M	64	$48.3	Acquired	9567	Direct
2015-05-11	Common Stock	M	82	$55.94	Acquired	9649	Direct
2015-05-12	Common Stock	F	490	$65.35	Disposed	9159	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-11	2008 Stock Options	$48.46	M	286	Disposed		Common Stock (286)	Direct
2015-05-11	2009 Stock Options	$36.65	M	179	Disposed		Common Stock (179)	Direct
2015-05-11	2010 Stock Options	$48.3	M	64	Disposed		Common Stock (64)	Direct
2015-05-11	2011 Stock Options	$55.94	M	82	Disposed		Common Stock (82)	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.