M Chad Crow Form 4 Builders FirstSource / M CHAD CROW 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^*

CROW M CHAD

(Last) (First) (Middle)

2001 BRYAN STREET

SUITE 1600

(Street)

DALLAS TX 75201

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Builders FirstSource, Inc. [ BLDR ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
President, COO, and CFO

3. Date of Earliest Transaction (Month/Day/Year)
06/09/2016

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	06/09/2016		M		65,000	A	$3.19	428,699	D
Common Stock, par value $0.01 per share	06/09/2016		S		65,000	D	$12.11(1)	363,699	D
Common Stock, par value $0.01 per share	06/10/2016		M		52,250	A	$3.19	415,949	D
Common Stock, par value $0.01 per share	06/10/2016		S		52,250	D	$11.81(2)	363,699	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
Employee Stock Option (right to buy)(3)	$3.19	06/09/2016		M			65,000	(4)	02/03/2020	Common Stock	65,000	$0.00	65,000	D
Employee Stock Option (right to buy)(3)	$3.19	06/10/2016		M			52,250	(4)	02/03/2020	Common Stock	52,250	$0.00	12,750	D

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $12.06 to $12.16 per share. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request by the SEC staff, the issuer, or a security holder of the issuer.

2. This transaction was executed in multiple trades at prices ranging from $11.75 to $11.98 per share. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request by the SEC staff, the issuer, or a security holder of the issuer.

3. Award issued under the Company's 2007 Incentive Plan, as amended and restated on January 14, 2010.

4. The option was granted on February 3, 2010 and vested in 33.33% increments on each of February 3, 2012-2014.

Remarks:

	/s/ M. Chad Crow	06/10/2016
	** 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 4 (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).
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