SCHEDULE 13G/A

M3-BRIGADE ACQUISITION V-A

Class A ordinary share, par value $0.0001 · CUSIP: G63212107

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

• MAGNETAR FINANCIAL LLC

  Shares: 2,117,294.00 · Class: 7.36%

• MAGNETAR CAPITAL PARTNERS LP

  Shares: 2,117,294.00 · Class: 7.36%

• SUPERNOVA MANAGEMENT LLC

  Shares: 2,117,294.00 · Class: 7.36%

• DAVID J. SNYDERMAN

  Shares: 2,117,294.00 · Class: 7.36%

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