Mrozek Matthew Stanley Form 3 State Auto Financial / Matthew Stanley Mrozek ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:	3235-0104
Estimated average burden
hours per response:	0.5

1. Name and Address of Reporting Person^*

Mrozek Matthew Stanley

(Last) (First) (Middle)

518 EAST BROAD STREEET

(Street)

COLUMBUS OH 43215

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
05/08/2015

3. Issuer Name and Ticker or Trading Symbol
State Auto Financial CORP [ STFC ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Vice President

5. If Amendment, Date of Original Filed (Month/Day/Year)

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 Shares without par value	5,091.156	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: 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
Employee Stock Option (Right to Buy) Incentive	05/17/2007	05/16/2016	Common Shares	900	33.5	D
Employee Stock Option (Right to Buy) Non-qualified	05/17/2007	05/16/2016	Common Shares	900	33.5	D
Employee Stock Option (Right to Buy) Non-qualified	05/03/2008	05/02/2017	Common Shares	3,410	29.53	D
Employee Stock Option (Right to Buy) Non-qualified	03/06/2009	03/05/2018	Common Shares	2,970	25.81	D
Employee Stock Option (Right to Buy) Non-qualified	03/05/2010	03/04/2019	Common Shares	3,007	14.49	D
Employee Stock Option (Right to Buy) Non-qualified	03/04/2011	03/03/2020	Common Shares	4,916	18.78	D
Employee Stock Option (Right to Buy) Non-qualified	03/03/2012	03/02/2021	Common Shares	5,086	17.03	D
Employee Stock Option (Right to Buy) Non-qualified	03/01/2013	02/28/2022	Common Shares	3,618	13.53	D
Employee Stock Option (Right to Buy) Non-qualified	02/28/2014	02/28/2023	Common Shares	3,437	16.8	D
Employee Stock Option (Right to Buy) Non-qualified	03/06/2015	03/06/2024	Common Shares	2,883	21.23	D
Employee Stock Option (Right to Buy) Non-qualified	03/05/2016	03/05/2025	Common Shares	3,381	22.72	D

Explanation of Responses:

Remarks:

	/s/ Matthew S. Mrozek by James A. Yano, attorney in fact, per POA attached	05/12/2015
	** 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 Number.