SCHEDULE 13G/A

Sunrun Inc

Common Stock, $0.0001 par value per share · CUSIP: 86771W105

Event date: 2025-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• G1 Execution Services, LLC

  Shares: 10,091,066 · Class: 4.4%

• SIG Brokerage, LP

  Shares: 10,091,066 · Class: 4.4%

• Susquehanna Fundamental Investments, LLC

  Shares: 10,091,066 · Class: 4.4%

• Susquehanna Investment Group

  Shares: 10,091,066 · Class: 4.4%

• Susquehanna Portfolio Strategies, LLC

  Shares: 10,091,066 · Class: 4.4%

• Susquehanna Securities, LLC

  Shares: 10,091,066 · Class: 4.4%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.