ATMUS FILTRATION TECHNOLOGIE (ATMU) Institutional Ownership

ATMU is currently held by 1 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $1.06M based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026.

The largest disclosed holder is Renaissance Technologies LLC, which reported ownership valued at approximately $1.06M in its March 31, 2026 13F filing. Based on current market prices and the latest disclosed share count, Renaissance Technologies LLC's ATMU position is now estimated to be worth approximately $951,269, representing an estimated loss of -10.39% since the filing period.

Major shareholders tracked on this page include Renaissance Technologies LLC, and other prominent asset managers. Collectively, these investors account for approximately 100% of the total disclosed value among the investors covered in this analysis.

This page tracks institutional holding trends, hedge fund exposure, portfolio concentration, historical 13F filings, and estimated holding performance to help investors analyze smart money sentiment toward ATMUS FILTRATION TECHNOLOGIE (ATMU).

Institutional Ownership Trend

Portfolio quarterInstitutional holdersTotal reported valueTotal shares
Q1 20261$1,061,59918,700
Q4 20252$4,565,48487,950
Q3 20252$13,673,858303,257
Q2 20252$19,247,460528,486
Q1 20252$18,537,117504,686
Q4 20242$26,647,572680,132
Q3 20242$25,318,939674,632
Q2 20242$21,547,442748,695
Q1 20241$4,263,289132,195
Q4 20232$3,107,631233,095
Q3 20232$2,760,594339,795