As of November 6, 2026, MNTN, Inc. is a publicly traded company (NYSE: MNTN); its largest reported holder is Mark Douglas, with 17.8% on Schedule 13G of February 17, 2026, then Wellington Management (9.2%) (Schedule 13G, February 17, 2026).
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Is MNTN, Inc. a real, registered company?
- MNTN, Inc. files with the SEC under CIK 1891027 (its SEC filings).
- Its shares are listed under the ticker MNTN on NYSE (SEC company record).
- Incorporated in Delaware; business address in Austin, Texas, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under MNTN INC in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Tony Weisman, President and Chief Executive Officer (Form 8-K filed 2026-11-04). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Wellington Management (filed 2026-08-13).
Who are MNTN, Inc.'s owners and officers?
MNTN, Inc.: incorporated in Delaware; business address in Austin, Texas; industry Services-Advertising (Schedule 13G/A, 2026-11-05).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-05 | Fmr LLC | 3.9% |
| Schedule 13G/A, 2026-08-13 | Wellington Management Group LLP | 9.2% |
| Schedule 13G, 2026-08-06 | Fmr LLC | 5.1% |
| Schedule 13G/A, 2026-08-06 | Wellington Management Group LLP | 10.3% |
| Schedule 13G/A, 2026-07-16 | Qualcomm Incorporated | 0.24% |
| Schedule 13G/A, 2026-05-15 | Greycroft Partners Ii, L.P. | 6.4% |
| Schedule 13G/A, 2026-05-15 | Wellington Trust Company, NA | 4.7% |
| Schedule 13G/A, 2026-05-15 | Wellington Management Group LLP | 10.9% |
| Schedule 13G/A, 2026-05-12 | Qualcomm Incorporated | 5.5% |
| Schedule 13G/A, 2026-05-06 | Fmr LLC | 5% |
| Schedule 13G, 2026-02-17 | Mark Douglas | 17.8% |
| Schedule 13G/A, 2026-02-10 | Wellington Management Group LLP | 13% |
Questions about who owns MNTN, Inc.
Who owns MNTN, Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of MNTN, Inc.: Mark Douglas (17.8%, Schedule 13G, filed 2026-02-17), Wellington Management Group LLP (9.2%, Schedule 13G/A, filed 2026-08-13) and Greycroft Partners Ii, L.P. (6.4%, Schedule 13G/A, filed 2026-05-15).
Who are the largest shareholders of MNTN, Inc.?
By the share each holder's latest filing reports, the largest holders of MNTN, Inc. on this page are Mark Douglas (17.8%), Wellington Management Group LLP (9.2%) and Greycroft Partners Ii, L.P. (6.4%).
When did Mark Douglas buy into MNTN, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Mark Douglas on this page is the Schedule 13G, filed 2026-02-17, reporting 17.8%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 12 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-11-04 | Tony Weisman | President and Chief Executive Officer | appointed | 2026-11-02 |
| Form 8-K, 2026-11-04 | Tony Weisman | appointed | ||
| Form 8-K, 2026-11-04 | Christopher Innes | Chief Operating Officer | departed |
Which insiders own MNTN, Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , a 10% owner: 6,375,543 shares, held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-20).
- Baroda Ventures LLC, a 10% owner: 6,375,543 shares, held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-20).
- , a 10% owner: 6,168,022 shares, held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2025-05-28).
- Mercato Partners Growth III, L.P., a 10% owner: 6,168,022 shares, held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2025-05-28).
- Mercato Partners Traverse IIIe, L.P., a 10% owner: 6,168,022 shares, held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2025-05-28).
Shares only: the company's cover page does not give one share count for a single class, so no percentage is worked out.
How much has MNTN, Inc. raised?
Latest IPO step: MNTN, Inc. filed its final IPO prospectus, ticker MNTN (424B4, 2025-05-22).
IPO filings: 424B4, 2025-05-22, S-1/A, 2025-05-21, S-1/A, 2025-05-14, S-1/A, 2025-04-30, S-1/A, 2025-03-12; ticker MNTN on New York Stock Exchange.
Keep reading
More on MNTN, Inc. and the records around it.
MNTN, Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
- Leadership changes Nov 2026
Companies that share a holder
- Wellington Trust Company, NA also filed stake reports on 1 other company: OppFi Inc. (Aug 2026)
- Wellington Management Group LLP also filed stake reports on 240 other companies: Hub Group, Inc. (Oct 2026), Latham Group, Inc. (Oct 2026), Redwood Trust, Inc. (Oct 2026)
- FMR LLC also filed stake reports on 761 other companies: ASPEN NEUROSCIENCE INC (Nov 2026), AVALO THERAPEUTICS INC (Nov 2026), BRAZE INC (Nov 2026)
Related pages
Leadership changes5%+ holdersIPO filings
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https://mentionfox.com/who-owns/mntn