Sec Form 4 Filing - Horlick Douglas @ Mountain Lake Acquisition Corp. - 2024-12-12

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Horlick Douglas 2. Issuer Name and Ticker or Trading Symbol Mountain Lake Acquisition Corp. [ MLAC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) CFO (Last) (First) (Middle) C/O MOUNTAIN LAKE ACQUISITION CORP., 930 TAHOE BLVD STE 802 PMB 45 3. Date of Earliest Transaction (MM/DD/YY) 12/12/2024 (Street) INCLINE VILLAGE, NV89451 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Ordinary Share, par value $0.0001 per share 12/16/2024 P 12,500 ( 1 ) A 12,500 I See Footnote ( 1 ) ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Class B ordinary shares, par value $0.0001 per share ( 4 ) 12/12/2024 A 65,968 ( 4 ) ( 4 ) Class A ordinary shares 65,968 ( 5 ) 1,365,009 I See Footnote ( 3 ) ( 5 ) Class B ordinary shares, par value $0.0001 per share ( 4 ) 12/16/2024 D 65,968 ( 4 ) ( 4 ) Class A ordinary shares 65,968 ( 6 ) 1,299,041 I See Footnote ( 3 ) ( 6 ) Rights to receive Class A Ordinary Shares ( 2 ) 12/16/2024 P 12,500 ( 1 ) ( 7 ) ( 7 ) Class A Ordinary Share, par value $0.0001 per share 12,500 ( 2 ) ( 7 ) 12,500 I See Footnote ( 1 ) ( 3 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Horlick Douglas C/O MOUNTAIN LAKE ACQUISITION CORP. 930 TAHOE BLVD STE 802 PMB 45 INCLINE VILLAGE, NV89451 X CFO Signatures /s/ Douglas Horlick 12/16/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects the private units owned by Mountain Lake Acquisition Sponsor LLC, the Issuer's sponsor (the "Sponsor"), in which the reporting person has a pecuniary interest. The private units consist of Class A ordinary shares and rights. ( 2 )The private units were purchased at $10.00 per unit. ( 3 )There are two managing member of the Sponsor, Paul Grinberg and Paul Grinberg. Messrs. Grinberg and Horlick hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Horlick disclaims any beneficial ownership except to the extent of his pecuniary interest therein. ( 4 )As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading "Description of Securities--Founder Shares," the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. ( 5 )Reflects the issuance of bonus shares on December 12, 2024 in connection with the upsize of the Issuer's initial public offering. ( 6 )Reflects the forfeiture of shares because the Issuer's over-allotment option was only partially exercised by the underwriters. ( 7 )The rights convert automatically into Class A ordinary shares at the completion of the Issuer's initial business combination.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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