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* Blackstone Holdings III L.P. (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 10/08/2020	3. Issuer Name and Ticker or Trading Symbol Sunrun Inc. [ RUN ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 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) Form filed by One Reporting Person X 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 Stock	18,302,287	I	See Footnotes(1)(5)(6)(7)(8)(9)
Common Stock	5,879,710	I	See Footnotes(2)(5)(6)(7)(8)(9)
Common Stock	9,267	I	See Footnotes(3)(5)(6)(7)(8)(9)
Common Stock	111,404	I	See Footnotes(4)(5)(6)(7)(8)(9)

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

1. Name and Address of Reporting Person* Blackstone Holdings III L.P. (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

1. Name and Address of Reporting Person* Blackstone Holdings III GP L.P. (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

1. Name and Address of Reporting Person* Blackstone Holdings III GP Management L.L.C. (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

1. Name and Address of Reporting Person* Blackstone Group Inc (Last) (First) (Middle) 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

1. Name and Address of Reporting Person* Blackstone Group Management L.L.C. (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

1. Name and Address of Reporting Person* SCHWARZMAN STEPHEN A (Last) (First) (Middle) C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE (Street) NEW YORK NY 10154 (City) (State) (Zip)

Explanation of Responses:

1. Reflects securities held directly by Blackstone Capital Partners VI L.P.

2. Reflects securities held directly by Blackstone VNT Co-Invest L.P.

3. Reflects securities held directly by Blackstone Family Investment Partnership VI L.P.

4. Reflects securities held directly by Blackstone Family Investment Partnership VI-ESC L.P.

5. The general partner of Blackstone Capital Partners VI L.P. and Blackstone VNT Co-Invest L.P. is Blackstone Management Associates VI L.P. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C. The general partner of Blackstone Family Investment Partnership VI L.P. and Blackstone Family Investment Partnership VI-ESC L.P is BCP VI Side-by-Side GP L.L.C. Blackstone Holdings III L.P. is the managing member of BMA VI L.L.C. and the sole member of BCP VI Side-by-Side GP L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

6. The Blackstone Group Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Class C common stock of The Blackstone Group Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

7. Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

8. Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

9. Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Remarks:

	BLACKSTONE HOLDINGS III L.P., By: Blackstone Holdings III GP L.P., its general partner, By: Blackstone Holdings III GP Management L.L.C., its general partner, By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director	10/14/2020
	BLACKSTONE HOLDINGS III GP L.P., By: Blackstone Holdings III GP Management L.L.C., its general partner, By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director	10/14/2020
	BLACKSTONE HOLDINGS III GP MANAGEMENT L.L.C., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director	10/14/2020
	THE BLACKSTONE GROUP INC., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director	10/14/2020
	BLACKSTONE GROUP MANAGEMENT L.L.C., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director	10/14/2020
	/s/ Stephen A. Schwarzman	10/14/2020
	** 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.