Comparable stake leader
Mark Steven Douglas
SEC ownership of MNTN, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001891027.
Disclosed value leader
Baroda Ventures LLC
Comparable rows
50/50
Latest evidence
11 Jun 2026
- Public ticker
- MNTN on NYSE
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Mark Steven Douglas
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Mark Steven Douglas
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
11 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001891027
- Issuer location
- Austin, TX
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of MNTN, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Mark Steven Douglas
Disclosed value leader
Baroda Ventures LLC
Comparable rows
50/50
Latest evidence
11 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 18%
13D/G row: Mark Steven Douglas
Showing 1-8 of 50 holder rows.
Quick read
Mark Steven Douglas leads the comparable SEC ownership view at 18%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Mark Steven Douglas's linked filing trail.
Comparable ownership
Top 5
Mark Steven Douglas
18%
WELLINGTON MANAGEMENT GROUP LLP
13%
Mercato Partners Growth III GP, LLC
13%
Baroda Ventures LLC
12%
MGD Holdings
8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Mark Steven Douglas |
13D/G
3/4/5
Mark Douglas · Chief Executive Officer, Director, 10%+ Owner
|
18%
|
$91,551,132
9,586,506 shares
|
$0 | 30 Jun 2025 |
| WELLINGTON MANAGEMENT GROUP LLP |
13D/G
13F
Company
|
13%
|
$68,424,833
5,730,723 shares
|
+$6,767,676 | 31 Dec 2025 |
| Mercato Partners Growth III GP, LLC |
13D/G
3/4/5
10%+ Owner
|
13%
|
$129,528,462
6,168,022 shares
|
$0 | 30 Jun 2025 |
| Baroda Ventures LLC |
13D/G
3/4/5
10%+ Owner
|
12%
|
$140,933,058
6,711,098 shares
|
$0 | 30 Jun 2025 |
| MGD Holdings |
13D/G
3/4/5
10%+ Owner
|
8%
|
$87,234,861
4,154,041 shares
|
$0 | 30 Jun 2025 |
| Peak Investment Holdings, LLC |
13D/G
|
7.1%
|
$64,626,282
3,077,442 shares
|
$0 | 30 Jun 2025 |
| Rincon Venture Partners, LLC |
13D/G
James Michael Andelman
|
6.8%
|
$73,162,467
3,483,927 shares
|
$0 | 30 Jun 2025 |
| Greycroft Partners II, L.P. |
13D/G
|
6.4%
|
$34,425,327
3,911,969 shares
|
+$12,583,340 | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$6,005,775.
Buys
$0
Insiders: 0
Sells
$6,005,775
Insiders: 1
Net
-$6,005,775
Shares: -447,520
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 447,520
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 447,520 | $0 | $6,005,775 | -$6,005,775 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-14 of 14 reporting-owner rows connected to MNTN, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
14
Largest Forms 3/4/5 holder
Baroda Ventures LLC
Net 12M change
-$6,005,775
Latest report
11 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Baroda Ventures LLC | 10%+ Owner | $124,490,867 | Mixed | 06 Nov 2025 | ||
| Grant Ries | Director | $1,031,324 | Median | 11 Jun 2026 | ||
| Tony Weisman | Director | $412,658 | Median | 11 Jun 2026 | ||
| Phalachandra Bhat | Director | $339,856 | Median | 11 Jun 2026 | ||
| Joseph John Kaiser | Director | $225,368 | Median | 11 Jun 2026 | ||
| Joe Boyd Johnson | Director | $206,324 | Median | 11 Jun 2026 | ||
| Hadi Partovi | Director | $0 | -$6,005,775 | -100% | Mixed | 01 Dec 2025 |
| Mark Steven Douglas | Chief Executive Officer, Director, 10%+ Owner | Mixed | 22 May 2025 | |||
| QUALCOMM INC/DE | 10%+ Owner | Mixed | 23 May 2025 | |||
| MGD Holdings | 10%+ Owner | Mixed | 23 May 2025 | |||
| Christopher Lee Innes | Chief Operating Officer | Mixed | 22 May 2025 | |||
| Mercato Partners Growth III GP, LLC | 10%+ Owner | Mixed | 23 May 2025 | |||
| Patrick Pohlen | Chief Financial Officer | Mixed | 22 May 2025 | |||
| Dana R. Settle | Director | Mixed | 23 May 2025 |
Recent insider transactions for MNTN, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Tony Weisman | MNTN | Class A Common Stock | Award | 46,893 | 46,893 | 11 Jun 2026 | Direct | |||
| Phalachandra Bhat | MNTN | Class A Common Stock | Award | 154.5% | 23,446 | 38,620 | 11 Jun 2026 | Direct | ||
| Joe Boyd Johnson | MNTN | Class A Common Stock | Award | 23,446 | 23,446 | 11 Jun 2026 | Direct | |||
| Joseph John Kaiser | MNTN | Class A Common Stock | Award | 1083.5% | 23,446 | 25,610 | 11 Jun 2026 | Direct | ||
| Grant Ries | MNTN | Class A Common Stock | Award | 25% | 23,446 | 117,196 | 11 Jun 2026 | Direct | ||
| Joseph John Kaiser | MNTN | Class A Common Stock | Award | 2,164 | 2,164 | 05 Apr 2026 | Direct | |||
| Hadi Partovi | Class A Common Stock | Sale | -100% | $1,160,444 | $13.39 | -86,665 | 0 | 03 Dec 2025 | By Hadi Partovi Investments LLC | |
| Hadi Partovi | Class A Common Stock | Sale | -66% | $2,252,961 | $13.39 | -168,257 | 86,665 | 02 Dec 2025 | By Hadi Partovi Investments LLC | |
| Hadi Partovi | Class A Common Stock | Sale | -43% | $2,592,369 | $13.46 | -192,598 | 254,922 | 01 Dec 2025 | By Hadi Partovi Investments LLC | |
| Baroda Ventures LLC | Class A Common Stock | Conversion of derivative security | 6,711,098 | 6,711,098 | 06 Nov 2025 | See footnote | ||||
| Baroda Ventures LLC | Class B Common Stock | Conversion of derivative security | -100% | -6,711,098 | 0 | 06 Nov 2025 | See footnote | |||
| Phalachandra Bhat | Class A Common Stock | Award | 15,174 | 15,174 | 29 Jul 2025 | Direct |
* marks a reported price that did not pass the local price check.