MNTN: Wellington Trust reports 5.5% stake, 2,411,124 shares

Wellington Trust Company, NA filed a Schedule 13G reporting beneficial ownership of 2,411,124 shares of MNTN, Inc. common stock, representing 5.5% of the class as of the event date 09/30/2025.

Accepted by SEC EDGAR 11/12/2025 - 09:58 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Wellington Trust Company, NA filed a Schedule 13G reporting beneficial ownership of 2,411,124 shares of MNTN, Inc. common stock, representing 5.5% of the class as of the event date 09/30/2025.

The filing lists shared voting power: 2,411,124 and shared dispositive power: 2,411,124, with sole voting power: 0 and sole dispositive power: 0. The securities are held by clients of Wellington Trust Company, NA; those clients have rights to dividends or sale proceeds, and no individual client is identified as holding more than five percent of the class.

The certification states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake in MNTN (MNTN) did Wellington Trust report?

Wellington Trust reported beneficial ownership of 2,411,124 MNTN common shares, equal to 5.5% of the class.

What are Wellington Trust's voting and dispositive powers over MNTN shares?

They reported shared voting power: 2,411,124 and shared dispositive power: 2,411,124, with sole power: 0 for both.

When was the event date for this MNTN Schedule 13G?

The event date was 09/30/2025.

Who owns the reported MNTN shares held by Wellington Trust?

The shares are owned of record by clients of Wellington Trust Company, NA.

Did any single client exceed 5% of MNTN's class?

The filing states no such client is known to hold more than five percent of the class.

Is Wellington Trust seeking control of MNTN?

No. The certification states the shares were acquired in the ordinary course and not to change or influence control.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

MNTN, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

55318A108

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 55318A108

1

Names of Reporting Persons

Wellington Trust Company, NA

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,411,124.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,411,124.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,411,124.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.5 %

12

Type of Reporting Person (See Instructions)

BK

SCHEDULE 13G

Item 1.
(a)	Name of issuer: MNTN, Inc.
(b)	Address of issuer's principal executive offices: 823 Congress Ave, Suite 1827, Austin TX 78768
Item 2.
(a)	Name of person filing: Wellington Trust Company, NA
(b)	Address or principal business office or, if none, residence: c/o Wellington Management Company LLP, 280 Congress Street, Boston MA 02210
(c)	Citizenship: United States
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 55318A108
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 2,411,124
(b)	Percent of class: 5.53 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 2,411,124
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 2,411,124
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The securities as to which this Schedule is filed by Wellington Trust Company, NA, in its capacity as investment adviser, are owned of record by clients of Wellington Trust Company, NA. Those clients have the right to receive, or the power to direct the receipt of, dividends from, or the proceeds from the sale of, such securities. No such client is known to have such right or power with respect to more than five percent of this class of securities, except as follows: Not Applicable.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Wellington Trust Company, NA

Signature:	Matthew N. Shea
Name/Title:	Authorized Person
Date:	11/12/2025