Welcome to our dedicated page for M3-Brigade Acquisition V SEC filings (Ticker: MBAV), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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M3-Brigade Acquisition V Corp. reported that it held approximately $306.88 million in cash and marketable securities in its trust account as of December 31, 2025. This figure is unaudited, preliminary, prepared by management, and may change after completion of year-end closing and review procedures.
The company explains that this single estimate does not provide a full picture of its financial condition or results for the year, which will appear in its Form 10-K. The filing also describes a proposed business combination among M3-Brigade, ReserveOne, Inc. and ReserveOne Holdings, Inc. (Pubco), for which a Form S-4 registration statement with a proxy statement/prospectus has been filed.
Extensive forward-looking statements outline uncertainties around completing the business combination, shareholder approval, redemptions, stock exchange listing, costs of becoming public, and multiple risks tied to ReserveOne’s early-stage status and intended crypto-related activities, including cryptocurrency price volatility, regulatory treatment and tax issues. Investors are directed to read the S-4, proxy materials and risk factor sections in SEC filings for more detail.
M3-Brigade Acquisition V Corp. received an amended Schedule 13G showing that Tenor Capital Management Company, L.P., Tenor Opportunity Master Fund, Ltd., and Robin Shah now report 0 Class A ordinary shares beneficially owned. Each reports 0.0% of the class and no voting or dispositive power over any shares.
The filing states that these securities were not acquired or held to change or influence control of the company, and are not part of any control-related transaction. The change in beneficial ownership status is reported as of December 31, 2025.
Harraden Circle investment entities and Frederick V. Fortmiller, Jr. filed Amendment No. 2 to a Schedule 13G for M3-Brigade Acquisition V Corp. They report beneficial ownership of 500,000 shares of Class A common stock, representing 1.74% of the class as of the December 31, 2025 event date.
The shares are directly held across several Harraden funds, with Harraden Circle Investments, LLC, related general partners, and Mr. Fortmiller deemed indirect beneficial owners through their management roles. The group certifies the holdings were not acquired to change or influence control of the company. The amendment states this is an exit filing because their ownership has fallen below 5% of the outstanding Class A shares.
MMCAP International Inc. SPC and Asset Management Inc. filed an amended Schedule 13G reporting their beneficial ownership in M3-Brigade Acquisition V Corp. They together hold 400,000 Class A ordinary shares, representing 1.4% of the class as of 12/31/2025.
The filing shows shared voting and dispositive power over all 400,000 shares, with no sole power reported. The investors state that the shares were not acquired to change or influence control of the company, indicating a passive ownership position below the 5% threshold.
Mizuho Financial Group, Inc., a Japan-based parent holding company, has filed a Schedule 13G reporting a significant passive ownership position in M3-Brigade Acquisition V Corp. common shares.
Mizuho reports beneficial ownership of 2,543,600 common shares, representing 8.8% of the class, with the event date stated as December 31, 2025. Mizuho has sole voting and dispositive power over all 2,543,600 shares, with no shared voting or dispositive power.
The filing notes that Mizuho Financial Group, Inc., Mizuho Bank, Ltd. and Mizuho Americas LLC may be deemed indirect beneficial owners of these shares, which are directly held by their wholly owned subsidiary, Mizuho Securities USA LLC. Mizuho certifies the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
Meteora Capital, LLC and its managing member Vik Mittal report beneficial ownership of M3-Brigade Acquisition V Corp. Class A common stock on a Schedule 13G/A. They report beneficial ownership of 3,889,052 shares, representing 13.52% of the Class A common stock as of 12/31/2025. The shares are held by certain funds and managed accounts for which Meteora Capital serves as investment manager, with shared voting and dispositive power over all reported shares and no sole voting or dispositive power. The filing states that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
M3-Brigade Acquisition V Corp. and ReserveOne highlight their pending business combination and ReserveOne’s strategy as a diversified, yield‑bearing digital asset treasury platform. The filing notes that the parties entered into a Business Combination Agreement on July 7, 2025 and that ReserveOne shared updates via LinkedIn, X and an interview hosted by Coinbase Institutional.
ReserveOne’s President and CIO, Sebastian Bea, describes a focus on serving more conservative, advisor-led investors through diversified token strategies rather than single‑asset exposure. He explains that yield comes from both risk and illiquidity, and contrasts traditional credit risk with crypto‑specific protocol and complexity risks, especially in DeFi. Bea also emphasizes regulatory considerations around AML and KYC, the importance of future U.S. regulatory clarity, and the firm’s mix of traditional finance and native crypto experience as key to building institutional‑scale digital asset treasuries.
M3‑Brigade Acquisition V Corp. and ReserveOne highlight their previously announced proposed business combination, under which the SPAC currently trading as MBAV would, upon successful completion, transition to trade under the ticker RONE through a new holding company, Pubco. The communication emphasizes that ReserveOne is designed as a scaled, diversified digital asset treasury company.
ReserveOne’s planned portfolio structure is described as about 80% in Bitcoin and 20% in an altcoin sleeve10% of AUM
M3-Brigade Acquisition V Corp. and ReserveOne, Inc. highlight their proposed business combination and ReserveOne’s business model as a diversified digital asset treasury company. ReserveOne’s CEO describes a strategy centered primarily on Bitcoin, with about 80% of assets expected in Bitcoin and roughly 20% in a basket of altcoins such as Ethereum, Solana, ADA and XRP, allocated by free-float market cap and yield potential. The company also contemplates the ability to allocate up to 10% of assets under management to high-conviction venture opportunities in the digital asset space.
The discussion notes that a confidential Form S-4 for the business combination has been filed and that progress depends on SEC operations resuming after a U.S. government shutdown. The companies emphasize an active but cautious approach to managing the portfolio, a long-term focus, and plans for a board blending digital asset experience with backgrounds in Wall Street, Washington and private equity. The communication also outlines that M3-Brigade, ReserveOne, Pubco and their directors and officers may be deemed participants in the proxy solicitation and includes extensive forward-looking statement disclaimers referring investors to risk factor disclosures in existing and future SEC filings.
M3-Brigade Acquisition V Corp. and ReserveOne provide an update on their planned business combination and de-SPAC process. ReserveOne CEO Jaime Leverton discussed on Fox Business and in a related Fox article that ReserveOne plans to go public through M3-Brigade’s SPAC, which currently trades under the ticker MBAV, and is expected to trade as RONE after closing. She described ReserveOne as a digital asset treasury company expected to hold about 80% of its assets in Bitcoin and 20% in alternative tokens, with an active strategy to generate returns and an ability to allocate up to 10% of assets under management into venture opportunities in the crypto ecosystem.
The communication reiterates that a Business Combination Agreement among M3-Brigade, ReserveOne and Pubco was previously signed, and that a confidential Form S-4 has been filed. It also includes standard proxy-solicitation and forward-looking statement disclosures, noting risks related to the proposed transaction, cryptocurrency markets, regulatory conditions and shareholder redemptions, which will be further detailed in a forthcoming registration statement and proxy statement/prospectus to be filed with the SEC.