Sunrun Inc. — Director's Dealing 2025

Dec 8, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Sunrun Inc. (RUN)
CIK: 0001469367
Period of Report: 2025-12-05

Reporting Person: Fenster Edward Harris (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-05	Common Stock	M	200000	$5.08	Acquired	1608182	Direct
2025-12-05	Common Stock	S	133256	$18.1077	Disposed	1474926	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-12-05	Employee Stock Option (right to buy)	$5.08	M	200000	Disposed	2026-02-11	Common Stock (200000)	Direct

Footnotes

F1: The transactions reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on September 3, 2025.

F2: Shares sold only to cover exercise price and tax obligation upon the exercise of a stock option.

F3: Price represents the weighted average sale price of the shares sold. The sale price ranged from $17.965 to $18.455 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F4: Shares held following the reported transactions include 3,184 restricted stock units, which are subject to forfeiture until they vest.

F5: The shares subject to the option are fully vested and exercisable. The option has a 10-year exercise period with an expiration date of February 11, 2026.