Highview Merger Corp. — Director's Dealing 2025

Aug 12, 2025

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Highview Merger Corp. (HVMC)
CIK: 0002070602
Period of Report: 2025-08-11

Reporting Person: Highview Sponsor Co., LLC (Director, 10% Owner, Director by Deputization)
Reporting Person: Boris David (Director, CEO and CFO, 10% Owner)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Ordinary Shares	$		Class A Ordinary Shares (5750000)		Direct

Footnotes

F1: The Class B ordinary shares are convertible for the Issuer's Class A ordinary shares as described under the heading "Description of Securities" in the Issuer's Registration Statement filed on Form S-1 (File No. 333-288914) (the "Registration Statement") and have no expiration date. The Class B ordinary shares beneficially owned by the Reporting Person include up to 750,000 Class B ordinary shares subject to forfeiture to the Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Registration Statement.

F2: Highview Sponsor Co., LLC (the "Reporting Person") is the record holder of the securities reported herein. David Boris is the sole managing member of the Reporting Person and has voting and investment discretion with respect to the ordinary shares held of record by the Reporting Person. David Boris disclaims any beneficial ownership of the securities held by the Reporting Person other than to the extent of any pecuniary interest that he may have therein, directly or indirectly.