MNTN, Inc.
MNTN- Exchange
- NYSE
- Industry
- Services-Advertising
- SEC CIK
- 0001891027
In the last 90 days, MNTN, Inc. insiders filed 0 open-market purchases and 2 sales; 126 institutions reported holding it in 13F filings for Q2 2026, worth $353.8M in total; Tiger Global Management is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in MNTN, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 95
- +2 vs. Q4 2025
- Shares held
- 30.1M
- +6.36M (+26.7%) vs. Q4 2025
- Total value
- $265.8M
- −$18.3M (−6.4%) vs. Q4 2025
- New holders
- 31
- 38 more added
- Sold out
- 29
- 17 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MNTN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 126 | $353.8M |
| Q1 2026 | 95 | $265.8M |
| Q4 2025 | 96 | $405.9M |
| Q3 2025 | 76 | $366.8M |
| Q2 2025 | 59 | $441.1M |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding MNTN, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −158,598−100.0% | Sold out |
| S Squared Technology, LLC | 0 | $0 | 0.00% | −155,600−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −112,739−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −73,748−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −71,264−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −62,502−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −51,617−100.0% | Sold out |
| Seven Grand Managers, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −33,035−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −26,288−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −21,943−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −21,342−100.0% | Sold out |
| Cary Street Partners Financial LLC | 0 | $0 | 0.00% | −20,385−100.0% | Sold out |
| Aristides Capital LLC | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −13,680−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −12,800−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −12,741−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −11,447−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −4,424−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −3,587−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −2,025−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −1,772−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −80−100.0% | Sold out |
| Mercato Partners Growth III GP, LLC | – | – | – | – | Not filed |
| Vanguard Group Inc | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |