MNTN, Inc. (MNTN) Institutional Ownership

Ownership Summary

Recent 13F filings as of September 2025 show that 77 institutional investors hold a position in MNTN, Inc. (NYSE:MNTN).

• Institutional share ownership changed by 28.27% QoQ, while the number of institutional owners saw an unavailable change YoY.
• During the quarter, 59 institutions bought more MNTN shares, 13 sold shares, and 5 of the 77 total investors held their position steady.
• The total number of shares held by institutions in MNTN increased to 20.00Mn as of September 2025, a net change of up by 4.41Mn shares quarter on quarter, and down N/A shares year over year.
• As of September 30, 2025, WELLINGTON MANAGEMENT GROUP LLP held MNTN's largest shareholding position with over 5.35Mn shares, representing 6.64% of total outstanding shares.
• Among the most significant buyers of MNTN during September 2025 were WELLINGTON MANAGEMENT GROUP LLP (2.16Mn), Bienville Capital Management, LLC (615.15K), VANGUARD GROUP INC (551.39K), Liontrust Investment Partners LLP (330.40K), CAPTRUST FINANCIAL ADVISORS (280.60K).
• Leading sellers of MNTN stock in September 2025 included FMR LLC (652.86K), AMERIPRISE FINANCIAL INC (564.82K), BlackRock, Inc. (226.27K), LORD, ABBETT & CO. LLC (203.74K), Alyeska Investment Group, L.P. (75.00K).
• The top 10 institutional holders of MNTN for the quarter ending September 2025 included WELLINGTON MANAGEMENT GROUP LLP (5.35Mn), FMR LLC (3.61Mn), Greycroft LP (2.06Mn), BlackRock, Inc. (1.67Mn), FEDERATED HERMES, INC. (650.00K), VANGUARD GROUP INC (621.39K), Bienville Capital Management, LLC (615.15K), Liontrust Investment Partners LLP (475.36K), AMERIPRISE FINANCIAL INC (324.63K), GOLDMAN SACHS GROUP INC (306.73K).