Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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

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(Print or Type Responses)

1. Name and Address of Reporting Person * Grinberg Paul 2. Issuer Name and Ticker or Trading Symbol Mountain Lake Acquisition Corp. II [MLAA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) 930 TAHOE BLVD STE 802 PMB 45, 3. Date of Earliest Transaction (Month/Day/Year) 01/28/2026 (Street) INCLINE VILLAGE, NV 89451 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _X_ 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 Shares 01/28/2026 01/28/2026 P 510,000(1) A $10 510,000(1) I(3) Through Mountain Lake Acquisition Sponsor II LLC(2)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Grinberg Paul 930 TAHOE BLVD STE 802 PMB 45 INCLINE VILLAGE, NV 89451		X	Chief Executive Officer
MOUNTAIN LAKE ACQUISITION SPONSOR II LLC 930 TAHOE BLVD STE 802 PMB 45 INCLINE VILLAGE, NV 89451		X
Horlick Douglas C/O MOUNTAIN LAKE ACQUISITION CORP. II 930 TAHOE BLVD STE 802 PMB 45 INCLINE VILLAGE, NV 89451	X	X	Chief Financial Officer

Signatures

/s/ Paul Grinberg		01/30/2026
**Signature of Reporting Person		Date
/s/ Mountain Lake Acquisition Sponsor II LLC		01/30/2026
**Signature of Reporting Person		Date
/s/ Douglas Horlick		01/30/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Reflects the 510,000 Class A ordinary shares of Mountain Lake Acquisition Corp. II (the "Issuer") that are included in the 510,000 private placement units of the Issuer purchased by Mountain Lake Acquisition Sponsor II LLC ("Sponsor"). Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one-half of a warrant, each whole warrant exercisable into one Class A ordinary share at an exercise price of $11.50 per ordinary share.
(2)	The Sponsor is the record holder of the shares reported herein. Paul Grinberg and Douglas Horlick, as the managing members of Mountain Lake Acquisition Sponsor II LLC share voting and investment discretion with respect to the ordinary shares held of record by the sponsor. Each such person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly. Paul Grinberg and Douglas Horlick disclaim any beneficial ownership of the securities held by Mountain Lake Acquisition Sponsor II LLC other than to the extent of any pecuniary interest they may have therein, directly or indirectly.
(3)	Excludes 12,006,000 Class B ordinary shares of the Issuer held by the Sponsor acquired pursuant to a subscription agreement by and between the Issuer and the Sponsor, of which [6,000] are subject to forfeiture to the extent the underwriter in the Issuer's public offering does not exercise the remainder of its over-allotment option.

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