MNTN INC

Historical 13F Holders

Symbol
MNTN
CUSIP
55318A108
All holders as of
Q2 2026
Type
Equity
Class
CL A
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 55318A108 since 12/18/2024, newest first.

Filer % of Class Filed
Wellington Management Group LLP 13G/A Amendment 4
9.2% 8/13/2026
Event 6/30/2026
Wellington Management Group LLP 13G/A Amendment 5
10.3% 8/6/2026
Event 7/31/2026
FMR LLC 13G
5.1% 8/6/2026
Event 6/30/2026
Qualcomm Inc/DE 13G/A Amendment 2 0.2% 7/16/2026
Event 6/30/2026
Greycroft Partners II, L.P. 13G/A Amendment 1
6.4% 5/15/2026
Event 3/31/2026
Wellington Management Group LLP 13G/A Amendment 3
10.9% 5/15/2026
Event 3/31/2026
WELLINGTON TRUST Co N A 13G/A Amendment 1 4.7% 5/15/2026
Event 3/31/2026
Qualcomm Inc/DE 13G/A Amendment 1 5.5% 5/12/2026
Event 3/31/2026
FMR LLC 13G/A Amendment 3
5.0%
Checked 5% or less
5/6/2026
Event 3/31/2026
Douglas Mark Steven 13G
17.8% 2/17/2026
Event 6/30/2025
Wellington Management Group LLP 13G/A Amendment 2
13.0% 2/10/2026
Event 12/31/2025
FMR LLC 13G/A Amendment 2
6.4% 2/5/2026
Event 12/31/2025
WELLINGTON TRUST Co N A 13G 5.5% 11/12/2025
Event 9/30/2025
Wellington Management Group LLP 13G/A Amendment 1
11.8% 9/8/2025
Event 8/29/2025
Greycroft Partners II, L.P. 13G
5.4% 8/14/2025
Event 6/30/2025
Peak Investment Holdings, LLC 13G 7.1% 8/14/2025
Event 6/30/2025
Mercato Partners Growth III GP, LLC 13G
12.8% 8/14/2025
Event 6/30/2025
MGD Holdings 13G
8.0% 8/14/2025
Event 6/30/2025
Baroda Ventures LLC 13G
12.2% 8/14/2025
Event 6/30/2025
Rincon Venture Partners, LLC 13G
6.8% 8/14/2025
Event 6/30/2025
Wellington Management Group LLP 13G
6.7% 8/12/2025
Event 6/30/2025
FMR LLC 13G/A Amendment 1
9.0% 8/6/2025
Event 6/30/2025
Qualcomm Inc/DE 13G 9.6% 7/29/2025
Event 6/30/2025
FMR LLC 13G
10.6% 6/6/2025
Event 5/30/2025

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 10 239 k $2.43 M
2026 Q2 134 38.4 M $354 M
2026 Q1 104 30.7 M $270 M
2025 Q4 105 30.7 M $408 M
2025 Q3 85 19.8 M $367 M
2025 Q2 63 20.2 M $441 M