Atmus Filtration Technologies ATMU Institutional Ownership

Updated Oct 11, 2026

Atmus Filtration Technologies Inc. (NYSE:ATMU) had 331 institutional holders reporting a position on Form 13F for the quarter ended June 30, 2026.

• Total shares held in Atmus Filtration Technologies rose 4.78% from Q1 2026, while the number of holders rose 21.25% from Q2 2025.
• Looking at the 331 holders of ATMU individually, 180 added to their positions, 104 reduced their stakes and 47 left their positions unchanged.
• Combined, institutional investors held 87.01Mn shares of ATMU as of Q2 2026, up 3.97Mn from the prior quarter and up 6.67Mn from a year earlier.
• BlackRock, Inc. led 13F holders of ATMU with 12.39Mn shares as of June 30, 2026.
• The biggest increases in ATMU positions during Q2 2026 came from BlackRock, Inc. (+5.58Mn shares), State Street Corp (+1.36Mn shares), Neuberger Berman Group LLC (+1.25Mn shares), Invesco Ltd. (+1.11Mn shares) and Vanguard Portfolio Management LLC (+915.4K shares).
• The largest position reductions in ATMU for Q2 2026 were by D. E. Shaw & Co., Inc. (-1.14Mn shares), First Trust Advisors LP (-615.98K shares), Arrowstreet Capital, Limited Partnership (-615.91K shares), Nuveen, LLC (-514.23K shares) and Jane Street Group, LLC (-416.28K shares).
• According to Business Quant data, the leading holders of ATMU for Q2 2026 were BlackRock, Inc. (12.39Mn shares), FMR LLC (5.32Mn shares), Vanguard Portfolio Management LLC (4.6Mn shares), Invesco Ltd. (4.46Mn shares), T. Rowe Price Associates Inc (4.39Mn shares), Vanguard Capital Management LLC (3.61Mn shares), State Street Corp (3.26Mn shares), Goldman Sachs Group Inc (2.9Mn shares), Geode Capital Management, LLC (2.87Mn shares) and Neuberger Berman Group LLC (2.42Mn shares).