Atmus Filtration Ownership | Who Owns Atmus Filtration?
Atmus Filtration Ownership Summary
Atmus Filtration is owned by 100.12% institutional investors, 0.30% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 8.17% of ATMU shares.
ATMU Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Atmus Filtration | 100.12% | 0.30% | -0.42% |
| Sector | Industrials Stocks | 64.07% | 12.69% | 23.24% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 6.74M | 8.17% | $245.43M |
| Eminence capital, lp | 6.45M | 7.82% | $234.87M |
| Parsifal capital management, lp | 1.74M | 2.11% | $63.36M |
| T. rowe price investment management | 1.62M | 1.97% | $59.08M |
| Massachusetts financial services co /ma/ | 1.22M | 1.48% | $44.38M |
| Mangrove partners | 1.10M | 1.33% | $40.05M |
| Raymond james financial | 949.95K | 1.15% | $34.60M |
| William blair investment management | 797.28K | 0.97% | $29.04M |
| Marshall wace, llp | 676.88K | 0.82% | $24.65M |
| Royce & associates lp | 673.02K | 0.82% | $24.51M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Yost capital management, lp | 185.00K | 9.24% | $6.74M |
| Parsifal capital management, lp | 1.74M | 5.37% | $63.36M |
| Marathon partners equity management | 137.50K | 4.35% | $5.01M |
| Mangrove partners | 1.10M | 4.30% | $40.05M |
| Bayberry capital partners lp | 350.30K | 4.10% | $12.76M |
| Ctf capital management, lp | 166.93K | 3.60% | $6.08M |
| Eminence capital, lp | 6.45M | 2.83% | $234.87M |
| Sapience investments | 42.06K | 1.02% | $1.53M |
| Riverwater partners | 50.76K | 0.87% | $1.85M |
| Moody aldrich partners | 117.47K | 0.83% | $4.28M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Eminence capital, lp | 6.45M | 2.83% | 691.94K |
| Hawk ridge capital management lp | 434.80K | 0.66% | 434.80K |
| Marshall wace, llp | 676.88K | 0.03% | 368.13K |
| Bayberry capital partners lp | 350.30K | 4.10% | 350.30K |
| Raymond james financial | 949.95K | 0.01% | 279.68K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fil | - | - | -552.77K |
| Driehaus capital management | - | - | -397.91K |
| Blackrock funding, inc. /de | 6.74M | 0.00% | -331.46K |
| American century companies | 551.57K | 0.01% | -256.84K |
| Dark forest capital management lp | 77.05K | 0.11% | -176.48K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Altrinsic global advisors | 206.38K | 0.27% | 206.38K | $7.52M |
| Channing capital management | 52.08K | 0.05% | 52.08K | $1.90M |
| Xtx topco | 46.80K | 0.07% | 46.80K | $1.70M |
| Occudo quantitative strategies lp | 18.82K | 0.08% | 18.82K | $685.50K |
| Glenmede investment management, lp | 15.12K | 0.00% | 15.12K | $550.74K |
Sold Out
| Holder | Change |
|---|---|
| Global financial private client | -9.00 |
| Amundi | -22.00 |
| Stephens consulting | -30.00 |
| Massmutual trust co fsb/adv | -31.00 |
| Bogart wealth | -36.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 275 | -1.43% | 82,600,818 | -0.13% | 100 | 1.00% | 131 | -3.68% | 102 | 8.51% |
| Mar 31, 2025 | 277 | -3.15% | 82,703,882 | 1.38% | 99 | 1.04% | 135 | -2.17% | 94 | 1.08% |
| Dec 31, 2024 | 289 | 2.48% | 83,585,612 | -0.09% | 100 | 0.99% | 140 | -9.09% | 94 | 10.59% |
| Sep 30, 2024 | 282 | 16.53% | 83,658,534 | -4.57% | 100 | 0.91% | 154 | 4.05% | 85 | 41.67% |
| Jun 30, 2024 | 242 | -2.81% | 87,668,268 | 0.32% | 105 | 0.96% | 148 | -30.84% | 60 | 275.00% |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 23, 2024 | HAGGERTY GRETCHEN R | - | Buy | $200.00K |
| Aug 07, 2024 | Macadam Stephen E. | - | Buy | $260.37K |
| Nov 09, 2023 | Macadam Stephen E. | - | Buy | $101.35K |
| May 26, 2023 | Macadam Stephen E. | - | Buy | $100.05K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
| 2025 Q1 | - | - |
| 2024 Q4 | - | - |
| 2024 Q3 | 2 | - |
ATMU Ownership FAQ
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