Magnetar Financial LLC - Sep 30, 2025 SCHEDULE 13G/A Report for M3-Brigade Acquisition V Corp. Class A ordinary shares, par value $0.0001 (MBAV)

Filing Manager
Magnetar Financial LLC
Reporting Manager
MAGNETAR FINANCIAL LLC
Security
M3-Brigade Acquisition V Corp. Class A ordinary shares, par value $0.0001
Symbol
MBAV
Shares outstanding
28.8M shares
Disclosed Ownership
1.47M shares
Ownership
5.1%
Form type
SCHEDULE 13G/A
Date filed
11/12/2025, 08:20 AM
Date of event
Sep 30, 2025
Previous filing
Aug 8, 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
MAGNETAR FINANCIAL LLC 5.1% 1.47M 0 1.47M /s/ Hayley Stein Name: Hayley Stein, Title: Attorney-in-fact for David J. Snyderman, Administrative Manager of Supernova Management LLC
MAGNETAR CAPITAL PARTNERS LP 5.1% 1.47M 0 1.47M /s/ Hayley Stein Name: Hayley Stein, Title: Attorney-in-fact for David J. Snyderman, Administrative Manager of Supernova Management LLC
SUPERNOVA MANAGEMENT LLC 5.1% 1.47M 0 1.47M /s/ Hayley Stein Name: Hayley Stein, Title: Attorney-in-fact for David J. Snyderman, Administrative Manager of Supernova Management LLC
DAVID J. SNYDERMAN 5.1% 1.47M 0 1.47M /s/ Hayley Stein Name: Hayley Stein, Title: Attorney-in-fact for David J. Snyderman, Administrative Manager of Supernova Management LLC