Five9, Inc. (FIVN) Institutional Ownership

Ownership Summary

The institutional landscape for Five9, Inc. (NASDAQ:FIVN) includes 304 filers as of the latest reporting cycle ending September 2025.

• Five9 saw its institutional ownership percentage fell to 112.8% in September 2025 from 115.2% in June 2025.
• The company experienced a 4.38% quarterly change in institutional shares held, alongside an increase of 13.01% in total owners annually.
• During the quarter, 159 institutions bought more Five9 shares, 97 sold shares, and 48 of the 304 total investors held their position steady.
• The aggregate institutional position in Five9 now stands at 87.17Mn shares as of September 2025, after investors increased their holdings (up by 3.66Mn shares quarter on quarter which is up 5.39Mn shares year over year).
• The top institutional stake in Five9 as of September 30, 2025 belongs to VANGUARD GROUP INC, which owns 9.28Mn shares, or 12.01% of the company.
• Among the most significant buyers of Five9 during September 2025 were Voss Capital, LP (1.30Mn), JANE STREET GROUP, LLC (1.25Mn), Anson Funds Management LP (761.49K), GOLDMAN SACHS GROUP INC (613.92K), BALYASNY ASSET MANAGEMENT L.P. (572.58K).
• Leading sellers of Five9 stock in September 2025 included FMR LLC (1.80Mn), UBS Group AG (1.07Mn), AMERICAN CENTURY COMPANIES INC (488.14K), RAYMOND JAMES FINANCIAL INC (393.26K), FIRST TRUST ADVISORS LP (389.20K).
• The top 10 institutional holders of Five9 for the quarter ending September 2025 included VANGUARD GROUP INC (9.28Mn), BlackRock, Inc. (7.05Mn), Pictet Asset Management Holding SA (6.01Mn), Voss Capital, LP (4.55Mn), FMR LLC (3.92Mn), Van Berkom & Associates Inc. (2.81Mn), FIL Ltd (2.62Mn), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (2.32Mn), ARMISTICE CAPITAL, LLC (2.00Mn), STATE STREET CORP (1.97Mn).