R. Stephen Stagner Form 4 MATTRESS FIRM HOLDING / R. Stephen Stagner ownership change

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Stagner R. Stephen

(Last) (First) (Middle)

C/O MATTRESS FIRM HOLDING CORP.

5815 GULF FREEWAY

(Street)

HOUSTON TX 77023

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MATTRESS FIRM HOLDING CORP. [ MFRM ]

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

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2015

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.01 per share	04/01/2015		S		500(1)	D	$66.84	1,025,303	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$66.86	1,025,203	D
Common Stock, par value $0.01 per share	04/01/2015		S		600(1)	D	$66.9	1,024,603	D
Common Stock, par value $0.01 per share	04/01/2015		S		400(1)	D	$66.96	1,024,203	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$66.9675	1,024,103	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$66.97	1,024,003	D
Common Stock, par value $0.01 per share	04/01/2015		S		92(1)	D	$67	1,023,911	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.03	1,023,811	D
Common Stock, par value $0.01 per share	04/01/2015		S		400(1)	D	$67.04	1,023,411	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.05	1,023,211	D
Common Stock, par value $0.01 per share	04/01/2015		S		800(1)	D	$67.08	1,022,411	D
Common Stock, par value $0.01 per share	04/01/2015		S		84(1)	D	$67.09	1,022,327	D
Common Stock, par value $0.01 per share	04/01/2015		S		300(1)	D	$67.11	1,022,027	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.125	1,021,927	D
Common Stock, par value $0.01 per share	04/01/2015		S		400(1)	D	$67.16	1,021,527	D
Common Stock, par value $0.01 per share	04/01/2015		S		112(1)	D	$67.18	1,021,415	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.19	1,021,215	D
Common Stock, par value $0.01 per share	04/01/2015		S		300(1)	D	$67.2	1,020,915	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.21	1,020,815	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.36	1,020,615	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.41	1,020,415	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.45	1,020,215	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.47	1,020,015	D
Common Stock, par value $0.01 per share	04/01/2015		S		395(1)	D	$67.48	1,019,620	D
Common Stock, par value $0.01 per share	04/01/2015		S		17(1)	D	$67.49	1,019,603	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.575	1,019,503	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.58	1,019,403	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.62	1,019,303	D
Common Stock, par value $0.01 per share	04/01/2015		S		100(1)	D	$67.645	1,019,203	D
Common Stock, par value $0.01 per share	04/01/2015		S		200(1)	D	$67.65	1,019,003	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reflected in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

	/s/ R. Stephen Stagner	04/06/2015
	** Signature of Reporting Person	Date
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