WELLINGTON MANAGEMENT GROUP LLP - 29 Aug 2025 SCHEDULE 13G/A Report for MNTN, Inc. Common Stock (MNTN)

Filing Manager
WELLINGTON MANAGEMENT GROUP LLP
Reporting Manager
Wellington Management Group LLP
Security
MNTN, Inc. Common Stock
Symbol
MNTN
Shares outstanding
43,762,000 shares
Disclosed Ownership
5,163,916 shares
Ownership
11.8%
Form type
SCHEDULE 13G/A
Filing time
08 Sep 2025, 10:09:45 UTC
Date of event
29 Aug 2025
Previous filing
12 Aug 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Wellington Management Group LLP 11.8% 5,163,916 0 4,085,699 Taisia Lowe Regulatory Analyst
Wellington Group Holdings LLP 11.8% 5,163,916 0 4,085,699 Taisia Lowe Regulatory Analyst
Wellington Investment Advisors Holdings LLP 11.8% 5,163,916 0 4,085,699 Taisia Lowe Regulatory Analyst
Wellington Management Company LLP 10.9% 5,163,916 0 4,083,124 Taisia Lowe Regulatory Analyst