SCHEDULE: Berkley Entities Divest All Shares in Mountain & Co.

W. R. Berkley Corporation and Berkley Insurance Company have fully divested their beneficial ownership in Mountain & Co. I Acquisition Corp., now holding 0% of Class A ordinary shares.

Summary

• W. R. Berkley Corporation and Berkley Insurance Company, the reporting persons, have filed an Amendment No. 1 to their Schedule 13G.
• The filing indicates that as of June 30, 2025, both W. R. Berkley Corporation and Berkley Insurance Company beneficially own 0% of the Class A ordinary shares of MOUNTAIN & CO. I ACQUISITION CORP.
• Previously, these entities held beneficial ownership in the issuer, but this amendment signifies a complete divestment of their holdings.
• The Class A ordinary shares have a par value of $0.0001 per share and CUSIP Number G6301J104.
• The principal executive offices of the issuer are located at 4001 Kennett Pike, Suite 302, Wilmington, Delaware 19807.
• The reporting persons' address is 475 Steamboat Road, Greenwich, CT 06830.

Sentiment

Score: 3

Explanation: The sentiment is negative as a significant institutional investor has fully divested its position, which can be interpreted as a lack of confidence or a strategic shift away from the issuer.

Negatives

• A significant institutional investor, W. R. Berkley Corporation and its subsidiary, has fully divested its holdings in the company, indicating a complete exit from their position.

Future Outlook

No forward-looking statements or guidance regarding the issuer's future performance or strategy are provided in this ownership disclosure filing.

Management Comments

• "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under §§ 240.14a-11." (Certification by Reporting Persons)

Industry Context

This filing is a routine disclosure of a change in beneficial ownership by an institutional investor. It does not provide specific insights into broader industry trends for SPACs or the target industry of Mountain & Co. I Acquisition Corp., beyond indicating an investor's decision to exit a position.

Stakeholder Impact

• Shareholders: The complete divestment by a significant institutional investor may lead to decreased investor confidence and potentially negative pressure on the share price.
• Investment Professionals: This filing provides an update on institutional ownership, which is a key data point for tracking investor sentiment and portfolio movements.

Key Dates

Recommendation

While the complete divestment by a significant institutional investor is a negative signal, this Schedule 13G filing alone does not provide sufficient fundamental information about MOUNTAIN & CO. I ACQUISITION CORP.'s operations, financial health, or strategic direction to warrant a 'sell' recommendation. Investors should 'hold' and seek further information regarding the company's performance and future prospects, as the reasons for the divestment are not disclosed in this filing.

Keywords

MOUNTAIN & CO. I ACQUISITION CORP., W. R. Berkley Corporation, Berkley Insurance Company, Schedule 13G, beneficial ownership, divestment, Class A ordinary shares, SEC filing, institutional investor