Sec Form 3 Filing - SETTLE DANA R @ MNTN, Inc. - 2025-05-22

FORM 3 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 SETTLE DANA R 2. Issuer Name and Ticker or Trading Symbol MNTN, Inc. [ MNTN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O MNTN, INC., 823 CONGRESS AVENUE, #1827 3. Date of Earliest Transaction (MM/DD/YY) 05/22/2025 (Street) AUSTIN, TX78768 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

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 Common Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 130,631 I See Footnote ( 2 ) ( 3 ) Convertible Notes ( 4 ) ( 4 ) ( 4 ) Class A Common Stock 2,061,643 I See Footnote ( 2 ) ( 3 ) Series B Preferred Stock ( 5 ) ( 5 ) ( 5 ) Class B Common Stock 2,136,752 I See Footnote ( 2 ) ( 6 ) Series B-1 Preferred Stock ( 5 ) ( 5 ) ( 5 ) Class B Common Stock 3,243,124 I See Footnote ( 2 ) ( 6 ) Series C Preferred Stock ( 5 ) ( 5 ) ( 5 ) Class B Common Stock 464,990 I See Footnote ( 2 ) ( 6 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other SETTLE DANA R C/O MNTN, INC. 823 CONGRESS AVENUE, #1827 AUSTIN, TX78768 X Signatures /s/ Richard Ballard, Attorney-in-Fact 05/22/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Each outstanding share of Class B common stock will be convertible at any time at the option of the holder into one share of Class A common stock. In addition, each share of Class B common stock will convert automatically into one share of Class A common stock upon any transfer, whether or not for value, except for certain permitted transfers. ( 2 )Greycroft Managers II, LLC ("GCP II GP") is the general partner of Greycroft Partners II, L.P. ("GCP II"). Greycroft Growth III, LLC ("GCG III GP") is the general partner of Greycroft Growth III, L.P. ("GCG III"). The reporting person is a director of each of GCP II GP and GCG III GP and disclaims beneficial ownership of the reported securities except to the extent of her pecuniary interest therein. ( 3 )Securities held by GCG III. ( 4 )Upon the closing of the Issuer's initial public offering, the convertible notes will automatically convert into shares of Class A common stock upon the terms of the Note Conversion Agreement, as further described in the Issuer's Form S-1 (File No. 333-285471). ( 5 )Upon the closing of the Issuer's initial public offering, each share of preferred stock will automatically convert into shares of Class B common stock on a one-for-one basis. ( 6 )Securities held by GCP II.

Remarks: Exhibit 24 - Power of Attorney.

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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