JOINDER TO LOCK-UP AGREEMENT, DATED JUNE 5, 2026, BETWEEN RAIN ENHANCEMENT TECHNOLOGIES HOLDCO, INC. AND RHY MANAGEMENT LLC
Rain Enhancement Technologies Holdco, Inc.
JOINDER TO LOCK-UP AGREEMENT
June 5, 2026
Reference is made to the Lock-Up Agreement, dated as of December 31, 2024, by and among Rain Enhancement Technologies Holdco, Inc. (the “Company”), Coliseum Acquisition Corp., and the Securityholders (as defined therein) from time to time party thereto (as may be amended from time to time, the “Lock-Up Agreement”). Capitalized terms used but not otherwise defined herein shall have the meanings ascribed to such terms in the Lock-Up Agreement.
On or about the date hereof, RHY Management LLC (the “Creditor”) entered into an Agreement to Convert Debt to Equity (the “Conversion Agreement”), pursuant to which the Creditor and the Company agreed to convert an aggregate of $4,000,000 of outstanding debt owed by the Company to the Creditor into an aggregate of 1,612,903 shares of the Company’s Class A common stock, par value $0.0001 per share (the “Conversion Shares”), and in connection therewith the Creditor agreed to subject the Conversion Shares to the Lock-Up Agreement.
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