Assertio Holdings, Inc. (ASRT) Institutional Ownership

Ownership Summary

A total of 13 institutions have reported a stake in Assertio Holdings, Inc. (NASDAQ:ASRT) as of December 2025, according to recent 13F filings with the SEC.

• Institutional ownership in Assertio Holdings edged down to 6.1% in December 2025, compared to 405.6% in September 2025.
• The company experienced a nan% quarterly change in institutional shares held, alongside a decrease of 84.15% in total owners annually.
• Of these 13 institutional investors, 13 increased their holdings in Assertio Holdings, while 0 of them reduced positions, and 0 investors maintained their exposure.
• The total number of shares held by institutions in Assertio Holdings increased to 377.97K as of December 2025, a net change of up by 377.97K shares quarter on quarter, and down 27.48Mn shares year over year.
• VANGUARD GROUP INC continues to be the largest institutional holder of Assertio Holdings as of December 31, 2025, with a position of 297.25K shares, representing 4.78% of the company's outstanding stock.
• Among the most significant buyers of Assertio Holdings during December 2025 were VANGUARD GROUP INC (297.25K), CM Management, LLC (50.00K), TSP Capital Management Group, LLC (25.06K), THURSTON, SPRINGER, MILLER, HERD & TITAK, INC. (4.50K), UBS Group AG (945).
• The top 10 institutional holders of Assertio Holdings for the quarter ending December 2025 included VANGUARD GROUP INC (297.25K), CM Management, LLC (50.00K), TSP Capital Management Group, LLC (25.06K), THURSTON, SPRINGER, MILLER, HERD & TITAK, INC. (4.50K), UBS Group AG (945), Activest Wealth Management (50), Darwin Wealth Management, LLC (46), Financial Management Professionals, Inc. (45), SBI Securities Co., Ltd. (39), Allworth Financial LP (18).