Ownership Submission

FORM 4

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN 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:

3235-0287

Estimated average burden hours per response...

0.5

(Print or Type Responses)

1. Name and Address of Reporting Person ^*

Blackstone Holdings III L.P.

2. Issuer Name and Ticker or Trading Symbol
Sunrun Inc. [RUN]

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

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

(Last)

(First)

(Middle)

C/O THE BLACKSTONE GROUP INC., 345 PARK AVENUE

3. Date of Earliest Transaction (Month/Day/Year)
10/12/2020

(Street)

NEW YORK, NY 10154

4. If Amendment, Date 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

(City)

(State)

(Zip)

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)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	10/12/2020		S		6,024,784	D	$ 60.25	12,277,503	I	See Footnotes ⁽¹⁾ ⁽⁵⁾ ⁽⁶⁾ ⁽⁷⁾ ⁽⁸⁾ ⁽⁹⁾
Common Stock	10/12/2020		S		1,935,494	D	$ 60.25	3,944,216	I	See Footnotes ⁽²⁾ ⁽⁵⁾ ⁽⁶⁾ ⁽⁷⁾ ⁽⁸⁾ ⁽⁹⁾
Common Stock	10/12/2020		S		3,050	D	$ 60.25	6,217	I	See Footnotes ⁽³⁾ ⁽⁵⁾ ⁽⁶⁾ ⁽⁷⁾ ⁽⁸⁾ ⁽⁹⁾
Common Stock	10/12/2020		S		36,672	D	$ 60.25	74,732	I	See Footnotes ⁽⁴⁾ ⁽⁵⁾ ⁽⁶⁾ ⁽⁷⁾ ⁽⁸⁾ ⁽⁹⁾

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	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 control number.		SEC 1474 (9-02)

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 Underlying Securities
(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 of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)

11. Nature of Indirect Beneficial Ownership
(Instr. 4)

Code

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Blackstone Holdings III L.P. C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE NEW YORK, NY 10154		X
Blackstone Holdings III GP L.P. C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE NEW YORK, NY 10154		X
Blackstone Holdings III GP Management L.L.C. C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE NEW YORK, NY 10154		X
Blackstone Group Inc 345 PARK AVENUE NEW YORK, NY 10154		X
Blackstone Group Management L.L.C. C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE NEW YORK, NY 10154		X
SCHWARZMAN STEPHEN A C/O THE BLACKSTONE GROUP INC. 345 PARK AVENUE NEW YORK, NY 10154		X

Signatures

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
^**Signature of Reporting Person		Date
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
^**Signature of Reporting Person		Date
BLACKSTONE HOLDINGS III GP MANAGEMENT L.L.C., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director		10/14/2020
^**Signature of Reporting Person		Date
THE BLACKSTONE GROUP INC., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director		10/14/2020
^**Signature of Reporting Person		Date
BLACKSTONE GROUP MANAGEMENT L.L.C., By: /s/ Tabea Y. Hsi, Name: Tabea Y. Hsi, Title: Managing Director		10/14/2020
^**Signature of Reporting Person		Date
/s/ Stephen A. Schwarzman		10/14/2020
^**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(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 4.
(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.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.