Builders FirstSource (BLDR) Form 3 Builders FirstSource / JAMES OLEARY 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

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1. Name and Address of Reporting Person^*

OLEARY JAMES

(Last) (First) (Middle)

C/O BUILDERS FIRSTSOURCE, INC.

2001 BRYAN ST., SUITE 1600

(Street)

DALLAS TX 75201

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2021

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

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

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

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)

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

Explanation of Responses:

Remarks:

On January 1, 2021, the merger (the "Merger") of Boston Merger Sub I Inc., a subsidiary of the Issuer, with and into BMC Stock Holdings, Inc., pursuant to the Agreement and Plan of Merger, dated as of August 26, 2020, was completed. This report reflects the beneficial ownership of the Reporting Person at the time of completion of the Merger and does not include the securities of the Issuer acquired by the Reporting Person upon the completion of the Merger. The Reporting Person will file a Form 4 reflecting the Reporting Person's acquisition of securities of the Issuer in connection with the completion of the Merger.

No securities are beneficially owned.

	/s/ Minator Azemi, by power of attorney	01/05/2021
	** 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).
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