BANCFIRST CORP /OK/ — Major Shareholding Notification 2011

Jan 26, 2011

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 7)

BANCFIRST CORPORATION

(Name of issuer)

Common Stock

(Title of class of securities)

05945F103

(CUSIP number)

December 31, 2010

(Date of event which requires filing of this statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

x Rule 13d-1(b)

¨ Rule 13d-1(c)

¨ Rule 13d-1(d)

• The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 05945F103 Page 2 of 5

1.	Names of reporting persons: Investors Trust Company I.R.S. Identification Nos. of Above Persons (entities only): 73-0737662
2.	Check the appropriate box if a
member of a group (see instructions) (a) ¨ (b) ¨
3.	SEC use only
4.	Citizenship or place of
organization: United States
Number of shares beneficially owned by each reporting person with	5.	Sole voting power 330,448
	6.	Shared voting power 315,624
	7.	Sole dispositive power 802,704
	8.	Shared dispositive power 328,388
9.	Aggregate amount beneficially
owned by each reporting person: 1,131,092
10.	Check if the aggregate amount in
Row 9 excludes certain shares (see instructions) ¨
11.	Percent of class represented by
amount in Row 9: 7.4%
12.	Type of reporting person (see
instructions): BK

CUSIP No. 05945F103 Page 3 of 5

Item 1.	(a)	Name of Issuer:
		BancFirst Corporation
	(b)	Address of Issuer’s Principal Executive Offices:
		101 North Broadway Suite 200 Oklahoma City, OK 73102
Item 2.	(a)	Name of Person Filing:
		Investors Trust Company
	(b)	Address of Principal Business Office or, if none, Residence:
		1202 North Tenth Street Duncan, OK 73533
	(c)	Citizenship:
		Oklahoma
	(d)	Title of Class of Securities:
		Common Stock
	(e)	CUSIP Number:
		05945F103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
	(a)	¨	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
	(b)	x	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
	(c)	¨	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
	(d)	¨	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
	(e)	¨	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
	(f)	¨	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
	(g)	¨	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
	(h)	¨	A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
	(i)	¨	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C.
80a-3);
	(j)	¨	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J);
	(k)	¨	Group, in accordance with § 240.13d-1(b)(1)(ii)(K).

If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution: Not applicable.

CUSIP No. 05945F103 Page 4 of 5

Item 4.	Ownership — a.	Amount Beneficially Owned: 1,131,092
	b.	Percent of Class: 7.4%
	c.	Number of shares as to which the person has:
		(i)	Sole power to vote or to direct the vote: 330,448
		(ii)	Shared power to vote or to direct the vote: 315,624
		(iii)	Sole power to dispose or to direct the disposition of: 802,704
		(iv)	Shared power to dispose or to direct the disposition of: 328,388
All of the foregoing shares are held by Investors Trust Company in its fiduciary capacity as trustee or co-trustee of various
trusts.
Item 5.	Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner
of more than five percent of the class of securities, check the following: ¨ .
Item 6.	Ownership of More than Five Percent on Behalf of Another Person
	Not applicable.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control
Person
	Not applicable.
Item 8.	Identification and Classification of Members of the Group
	Not applicable.
Item 9.	Notice of Dissolution of Group
	Not applicable.
Item 10.	Certification
By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in
the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a
participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

CUSIP No. 05945F103 Page 5 of 5

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: January 24, 2011.

INVESTORS TRUST COMPANY
By:	/s/ John R. Braught
	John R. Braught, President