ATMU
Atmus Filtration Technologies Inc. · Consumer Cyclical · Auto - Parts
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 10.68K | $455,271 | n/a | n/a |
| Q2 2026 | 104 | -4 | 63.87M | $3.26B | +7 | −10 |
| Q1 2026 | 110 | +5 | 59.84M | $3.40B | +8 | −4 |
| Q4 2025 | 105 | 0 | 60.18M | $3.12B | +1 | n/a |
| Q3 2025 | 19 | 0 | 38.08M | $1.72B | n/a | n/a |
| Q2 2025 | 16 | -1 | 31.86M | $1.16B | n/a | −1 |
| Q1 2025 | 14 | 0 | 13.32M | $489.30M | n/a | n/a |
| Q4 2024 | 14 | -1 | 14.18M | $555.78M | n/a | −1 |
| Q3 2024 | 14 | +1 | 11.88M | $445.74M | +1 | n/a |
| Q2 2024 | 13 | n/a | 10.01M | $288.06M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wealth Enhancement Advisory… | 10.68K | +25.3% | $455,271 | 0.0% | ▲ Add | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 349 holders, 83.15M shares, $4.30B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Director · 2.00K sh @ 49.78 · $99,551
Open-market sales (S)
Officer · 3.87K sh · $196,956
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology