Private Placement	9 Months Ended
Sep. 30, 2025
Private Placement [Abstract]
PRIVATE PLACEMENT	NOTE 4. PRIVATE PLACEMENT Simultaneously with the closing of the Initial Public Offering, the Original Sponsor and Cantor Fitzgerald & Co., the representative of the underwriters, purchased an aggregate of 8,337,500 Private Placement Warrants, each exercisable to purchase one Class A ordinary share at $11.50 per share, at a price of $1.00 per warrant, or $8,337,500 in the aggregate. Of those 8,337,500 Private Placement Warrants, the Original Sponsor purchased 5,043,750 Private Placement Warrants and Cantor Fitzgerald & Co. purchased 3,293,750 Private Placement Warrants. Certain institutional investors who are not affiliated with any member of management (the “non-managing sponsor investors”), the Original Sponsor or any other investor in the Original Sponsor provided approximately 50.1% of the capital utilized by the Original Sponsor to purchase the Private Placement Warrants and, as a result, indirectly hold approximately 50.1% of such warrants. Each whole warrant entitles the registered holder to purchase one Class A ordinary share at a price of $11.50 per share, subject to adjustment. The Private Placement Warrants are identical to the Public Warrants sold in the Initial Public Offering except that, so long as they are held by the Original Sponsor, Cantor Fitzgerald & Co. or their permitted transferees, the Private Placement Warrants (i) may not (including the Class A ordinary shares issuable upon exercise of these Private Placement Warrants), subject to certain limited exceptions, be transferred, assigned or sold by the holders until 30 days after the completion of the initial Business Combination, (ii) will be entitled to registration rights and (iii) with respect to Private Placement Warrants held by Cantor Fitzgerald & Co. and/or its designees, will not be exercisable more than five years from the date of the Initial Public Offering in accordance with Financial Industry Regulatory Authority Rule 5110(g)(8). On May 23, 2025, the Company entered into the Securities Purchase Agreement with the Original Sponsor and the Sponsor, pursuant to which the Original Sponsor agreed to sell, and the Sponsor agreed to purchase, 7,187,500 Class B ordinary shares, par value $0.0001 per share, and 5,043,750 Private Placement Warrants of the Company owned by the Original Sponsor for an aggregate purchase price of $6,467,500. The transactions contemplated by the Securities Purchase Agreement were consummated on May 27, 2025. At the Closing, the Original Sponsor delivered to the Sponsor an assignment of the Transferred Sponsor SPAC Securities against payment of the Closing Cash Purchase Price. Also on May 27, 2025, the Sponsor entered into an agreement to purchase 3,293,750 additional Private Placement Warrants of the Company from Cantor Fitzgerald & Co. for an aggregate purchase price of $10, which was consummated on May 27, 2025, upon which Cantor Fitzgerald & Co. delivered to the Sponsor an assignment of the Cantor Warrants. The Original Sponsor, officers and directors have entered into the Letter Agreement with the Company, pursuant to which they have agreed to (i) waive their redemption rights with respect to their founder shares and public shares in connection with the completion of the initial Business Combination or an earlier redemption in connection with the commencement of the procedures to consummate the initial Business Combination if the Company determines it is desirable to facilitate the completion of the initial Business Combination; (ii) waive their redemption rights with respect to their founder shares and public shares in connection with a shareholder vote to approve an amendment to the Company’s amended and restated memorandum and articles of association (A) to modify the substance or timing of the Company’s obligation to allow redemption in connection with the initial Business Combination or to redeem 100% of the public shares if the Company has not consummated an initial Business Combination within the Completion Window or (B) with respect to any other material provisions relating to shareholders’ rights or pre-initial Business Combination activity; (iii) waive their rights to liquidating distributions from the Trust Account with respect to their founder shares if the Company fails to complete the initial Business Combination within the Completion Window, although they will be entitled to liquidating distributions from the Trust Account with respect to any public shares they hold if the Company fails to complete the initial Business Combination within the Completion Window and to liquidating distributions from assets outside the Trust Account; and (iv) vote any founder shares held by them and any public shares purchased during or after the Initial Public Offering (including in open market and privately negotiated transactions) in favor of the initial Business Combination. Pursuant to the Securities Purchase Agreement, on May 27, 2025, the Company entered into an Assignment and Assumption Agreement with the Sponsor, the Original Sponsor and the Company’s directors and executive officers, pursuant to which the Original Sponsor assigned to the Sponsor, and the Sponsor assumed, all of Original Sponsor’s rights, title and interests under the Letter Agreement, and the Sponsor agreed to be bound by all terms, conditions, and covenants and be entitled to all the terms and provisions therein. The Company also entered into an Assignment and Assumption Agreement with the Sponsor and the Original Sponsor, pursuant to which the Original Sponsor assigned to the Sponsor, and the Sponsor assumed, all of Original Sponsor’s rights, title and interests under the Registration Rights Agreement, dated as of July 31, 2024, by and among the Company, Original Sponsor and Cantor Fitzgerald & Co., pursuant to which the Sponsor agreed to be bound by all terms, conditions, and covenants and be entitled to all the terms and provisions therein.

Private Placement

9 Months Ended

Sep. 30, 2025

NOTE 4. PRIVATE PLACEMENT

Simultaneously with the closing of the Initial Public Offering, the Original Sponsor and Cantor Fitzgerald & Co., the representative of the underwriters, purchased an aggregate of 8,337,500 Private Placement Warrants, each exercisable to purchase one Class A ordinary share at $11.50 per share, at a price of $1.00 per warrant, or $8,337,500 in the aggregate. Of those 8,337,500 Private Placement Warrants, the Original Sponsor purchased 5,043,750 Private Placement Warrants and Cantor Fitzgerald & Co. purchased 3,293,750 Private Placement Warrants. Certain institutional investors who are not affiliated with any member of management (the “non-managing sponsor investors”), the Original Sponsor or any other investor in the Original Sponsor provided approximately 50.1% of the capital utilized by the Original Sponsor to purchase the Private Placement Warrants and, as a result, indirectly hold approximately 50.1% of such warrants. Each whole warrant entitles the registered holder to purchase one Class A ordinary share at a price of $11.50 per share, subject to adjustment.

The Private Placement Warrants are identical to the Public Warrants sold in the Initial Public Offering except that, so long as they are held by the Original Sponsor, Cantor Fitzgerald & Co. or their permitted transferees, the Private Placement Warrants (i) may not (including the Class A ordinary shares issuable upon exercise of these Private Placement Warrants), subject to certain limited exceptions, be transferred, assigned or sold by the holders until 30 days after the completion of the initial Business Combination, (ii) will be entitled to registration rights and (iii) with respect to Private Placement Warrants held by Cantor Fitzgerald & Co. and/or its designees, will not be exercisable more than five years from the date of the Initial Public Offering in accordance with Financial Industry Regulatory Authority Rule 5110(g)(8).

On May 23, 2025, the Company entered into the Securities Purchase Agreement with the Original Sponsor and the Sponsor, pursuant to which the Original Sponsor agreed to sell, and the Sponsor agreed to purchase, 7,187,500 Class B ordinary shares, par value $0.0001 per share, and 5,043,750 Private Placement Warrants of the Company owned by the Original Sponsor for an aggregate purchase price of $6,467,500. The transactions contemplated by the Securities Purchase Agreement were consummated on May 27, 2025. At the Closing, the Original Sponsor delivered to the Sponsor an assignment of the Transferred Sponsor SPAC Securities against payment of the Closing Cash Purchase Price. Also on May 27, 2025, the Sponsor entered into an agreement to purchase 3,293,750 additional Private Placement Warrants of the Company from Cantor Fitzgerald & Co. for an aggregate purchase price of $10, which was consummated on May 27, 2025, upon which Cantor Fitzgerald & Co. delivered to the Sponsor an assignment of the Cantor Warrants.

The Original Sponsor, officers and directors have entered into the Letter Agreement with the Company, pursuant to which they have agreed to (i) waive their redemption rights with respect to their founder shares and public shares in connection with the completion of the initial Business Combination or an earlier redemption in connection with the commencement of the procedures to consummate the initial Business Combination if the Company determines it is desirable to facilitate the completion of the initial Business Combination; (ii) waive their redemption rights with respect to their founder shares and public shares in connection with a shareholder vote to approve an amendment to the Company’s amended and restated memorandum and articles of association (A) to modify the substance or timing of the Company’s obligation to allow redemption in connection with the initial Business Combination or to redeem 100% of the public shares if the Company has not consummated an initial Business Combination within the Completion Window or (B) with respect to any other material provisions relating to shareholders’ rights or pre-initial Business Combination activity; (iii) waive their rights to liquidating distributions from the Trust Account with respect to their founder shares if the Company fails to complete the initial Business Combination within the Completion Window, although they will be entitled to liquidating distributions from the Trust Account with respect to any public shares they hold if the Company fails to complete the initial Business Combination within the Completion Window and to liquidating distributions from assets outside the Trust Account; and (iv) vote any founder shares held by them and any public shares purchased during or after the Initial Public Offering (including in open market and privately negotiated transactions) in favor of the initial Business Combination.

Pursuant to the Securities Purchase Agreement, on May 27, 2025, the Company entered into an Assignment and Assumption Agreement with the Sponsor, the Original Sponsor and the Company’s directors and executive officers, pursuant to which the Original Sponsor assigned to the Sponsor, and the Sponsor assumed, all of Original Sponsor’s rights, title and interests under the Letter Agreement, and the Sponsor agreed to be bound by all terms, conditions, and covenants and be entitled to all the terms and provisions therein. The Company also entered into an Assignment and Assumption Agreement with the Sponsor and the Original Sponsor, pursuant to which the Original Sponsor assigned to the Sponsor, and the Sponsor assumed, all of Original Sponsor’s rights, title and interests under the Registration Rights Agreement, dated as of July 31, 2024, by and among the Company, Original Sponsor and Cantor Fitzgerald & Co., pursuant to which the Sponsor agreed to be bound by all terms, conditions, and covenants and be entitled to all the terms and provisions therein.

M3-Brigade Acquisition V Corp. 10-Q