BOK FINANCIAL CORP ET AL (Form: 3, Received: 09/14/2017 18:39:12)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*
Gottron Joseph A. II
2. Date of Event Requiring Statement (MM/DD/YYYY) 9/1/2017
3. Issuer Name and Ticker or Trading Symbol
BOK FINANCIAL CORP ET AL [BOKF]

(Last)        (First)        (Middle)
C/O FREDERIC DORWART, LAWYERS PLLC, 124 EAST FOURTH STREET
4. Relationship of Reporting Person(s) to Issuer (Check all applicable)
_____ Director                            _____ 10% Owner
___ X ___ Officer (give title below)          _____ Other (specify below)
EVP, Chief Information Officer /

(Street)
TULSA, OK 74103

(City)              (State)              (Zip) 5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)
_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security
(Instr. 4) 2. Amount of Securities Beneficially Owned
(Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5) 4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Common Stock 1497 ⁽¹⁾ D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)

1. Title of Derivate Security
(Instr. 4) 2. Date Exercisable and Expiration Date
(MM/DD/YYYY) 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5) 6. Nature of Indirect Beneficial Ownership
(Instr. 5)

Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:

(1) 1,497 of these shares represent restricted stock which vests 5 years from the date of grant. Shares are subject to forfeiture (i) upon termination of employment prior to vesting, and (ii) if certain performance earnings per share targets established pursuant to BOKF Executive Incentive Plan are not met.

Reporting Owners

Reporting Owner Name / Address Relationships

Director 10% Owner Officer Other

Gottron Joseph A. II
C/O FREDERIC DORWART, LAWYERS PLLC
124 EAST FOURTH STREET
TULSA, OK 74103

EVP, Chief Information Officer

Signatures

/s/ Frederic Dorwart, Power of Attorney 9/14/2017

^** Signature of Reporting Person Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.

Table I - Non-Derivative Securities Beneficially Owned
Common Stock	1497 ⁽¹⁾	D

POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS:

That the undersigned, JOSEPH A. GOTTRON, II, hereinafter referred to as "Principal", has made, constituted, and appointed, and by these presents does make, constitute and appoint FREDERIC DORWART AND TAMARA R. WAGMAN, hereinafter referred to as "Attorney", whether one or more than one acting jointly, the true and lawful attorney for Principal and in the name, place and stead of Principal to do or perform any act which a Principal may lawfully do or perform through any attorney-in-fact, such power to be limited to the following:

To execute, on Principal's behalf, Forms 3, 4 and 5, and to file such forms with the Securities and Exchange Commission and such other regulating organizations or governmental agencies as may be required and to obtain and maintain any filing codes related to filing of the same with respect to all BOK Financial Corporation stock ownership.

HEREBY GIVING AND GRANTING UNTO ATTORNEY, full power and authority to do and perform all and every act and thing whatsoever requisite and necessary to be done in and about the premises as fully and to all intents and purposes as Principal might or could do if personally present, with full power of substitution and revocation, hereby ratifying and confirming all that Attorney may do as it relates solely to the power enumerated above.

This Power of Attorney may be revoked by Principal by an instrument in writing signed by Principal.

IN WITNESS WHEREOF, I have hereunto set my hand this 13th day of September, 2017.

                    By /s/ Joseph A. Gottron, II
                    JOSEPH A. GOTTRON, II

State of  Oklahoma

County of Tulsa

This Power of Attorney was acknowledged before me on this 13th day of September, 2017 by Joseph A. Gottron, II, Individually.

[SEAL]

/s/ Mackenzie Kavanaugh
Notary Public

My commission expires 10-29-2018
My commission number 14009811

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	1497 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:
(1)	1,497 of these shares represent restricted stock which vests 5 years from the date of grant. Shares are subject to forfeiture (i) upon termination of employment prior to vesting, and (ii) if certain performance earnings per share targets established pursuant to BOKF Executive Incentive Plan are not met.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Gottron Joseph A. II C/O FREDERIC DORWART, LAWYERS PLLC 124 EAST FOURTH STREET TULSA, OK 74103			EVP, Chief Information Officer

Signatures
/s/ Frederic Dorwart, Power of Attorney		9/14/2017
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.