SCHEDULE 13G

EOS ENERGY ENTERPRISES INC COM CL A

Common stock, $0.0001 par value per share · CUSIP: 29415C101

Event date: 2025-06-30

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

• Capital Ventures International

  Shares: 15,168,902 · Class: 5.8%

• Susquehanna Advisors Group, Inc.

  Shares: 15,168,902 · Class: 5.8%

• G1 Execution Services, LLC

  Shares: 15,168,902 · Class: 5.8%

• SIG Brokerage, LP

  Shares: 15,168,902 · Class: 5.8%

• Susquehanna Securities, LLC

  Shares: 15,168,902 · Class: 5.8%

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