MNTN, Inc. — Director's Dealing 2025

May 28, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MNTN, Inc. (MNTN)
CIK: 0001891027
Period of Report: 2025-05-23

Reporting Person: SETTLE DANA R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-23	Class A Common Stock	C	2061643	—	Acquired	2061643	Indirect
2025-05-23	Class A Common Stock	C	800000	—	Acquired	800000	Indirect
2025-05-23	Class A Common Stock	S	800000	$16	Disposed	0	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-05-23	Convertible Notes	$	C		Disposed		Class A Common Stock (2061643)	Indirect
2025-05-23	Series B Preferred Stock	$	C	2136752	Disposed		Class B Common Stock (2136752)	Indirect
2025-05-23	Series B-1 Preferred Stock	$	C	3243124	Disposed		Class B Common Stock (3243124)	Indirect
2025-05-23	Series C Preferred Stock	$	C	464990	Disposed		Class B Common Stock (464990)	Indirect
2025-05-23	Class B Common Stock	$	C	5844866	Acquired		Class A Common Stock (5844866)	Indirect
2025-05-23	Class B Common Stock	$	C	800000	Disposed		Class A Common Stock (800000)	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$		Class A Common Stock (130631)	130631	Indirect

Footnotes

F1: Upon the closing of the Issuer's initial public offering, the convertible notes automatically converted 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).

F2: 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.

F3: Securities held by GCG III.

F4: Each outstanding share of Class B common stock is 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. The Class B common stock has no expiration date.

F5: Securities held by GCP II.

F6: Upon the closing of the Issuer's initial public offering, each share of preferred stock automatically converted into shares of Class B common stock on a one-for-one basis.