Atmus Filtration Ownership | Who Owns Atmus Filtration?


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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


TypeName% Inst% Insiders% Retail
StockAtmus Filtration100.12%0.30%-0.42%
SectorIndustrials Stocks 64.00%12.69%23.30%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock funding, inc. /de6.74M8.17%$245.43M
Eminence capital, lp6.45M7.82%$234.87M
Parsifal capital management, lp1.74M2.11%$63.36M
T. rowe price investment management1.62M1.97%$59.08M
Massachusetts financial services co /ma/1.22M1.48%$44.38M
Mangrove partners1.10M1.33%$40.05M
Raymond james financial949.95K1.15%$34.60M
William blair investment management797.28K0.97%$29.04M
Marshall wace, llp676.88K0.82%$24.65M
Royce & associates lp673.02K0.82%$24.51M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Yost capital management, lp185.00K9.24%$6.74M
Parsifal capital management, lp1.74M5.37%$63.36M
Marathon partners equity management137.50K4.35%$5.01M
Mangrove partners1.10M4.30%$40.05M
Bayberry capital partners lp350.30K4.10%$12.76M
Ctf capital management, lp166.93K3.60%$6.08M
Eminence capital, lp6.45M2.83%$234.87M
Sapience investments42.06K1.02%$1.53M
Riverwater partners50.76K0.87%$1.85M
Moody aldrich partners117.47K0.83%$4.28M

Top Buyers

HolderShares% AssetsChange
Eminence capital, lp6.45M2.83%691.94K
Hawk ridge capital management lp434.80K0.66%434.80K
Marshall wace, llp676.88K0.03%368.13K
Bayberry capital partners lp350.30K4.10%350.30K
Raymond james financial949.95K0.01%279.68K

Top Sellers

HolderShares% AssetsChange
Fil---552.77K
Driehaus capital management---397.91K
Blackrock funding, inc. /de6.74M0.00%-331.46K
American century companies551.57K0.01%-256.84K
Dark forest capital management lp77.05K0.11%-176.48K

New Positions

HolderShares% AssetsChangeValue
Altrinsic global advisors206.38K0.27%206.38K$7.52M
Channing capital management52.08K0.05%52.08K$1.90M
Xtx topco46.80K0.07%46.80K$1.70M
Occudo quantitative strategies lp18.82K0.08%18.82K$685.50K
Glenmede investment management, lp15.12K0.00%15.12K$550.74K

Sold Out

HolderChange
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


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 2025275-1.43%82,600,818-0.13%1001.00%131-3.68%1028.51%
Mar 31, 2025277-3.15%82,703,8821.38%991.04%135-2.17%941.08%
Dec 31, 20242892.48%83,585,612-0.09%1000.99%140-9.09%9410.59%
Sep 30, 202428216.53%83,658,534-4.57%1000.91%1544.05%8541.67%
Jun 30, 2024242-2.81%87,668,2680.32%1050.96%148-30.84%60275.00%

Recent Insider Transactions


DateNameRoleActivityValue
Aug 23, 2024HAGGERTY GRETCHEN R-Buy$200.00K
Aug 07, 2024Macadam Stephen E.-Buy$260.37K
Nov 09, 2023Macadam Stephen E.-Buy$101.35K
May 26, 2023Macadam Stephen E.-Buy$100.05K

Insider Transactions Trends


DateBuySell
2025 Q3--
2025 Q2--
2025 Q1--
2024 Q4--
2024 Q32-

ATMU Ownership FAQ


Who owns the most shares of Atmus Filtration?

Atmus Filtration’s largest shareholders are Blackrock funding, inc. /de (6.74M shares, 8.17%), Eminence capital, lp (6.45M shares, 7.82%), and Parsifal capital management, lp (1.74M shares, 2.11%). Together, they hold 18.09% of Atmus Filtration’s total shares outstanding.

Does Blackrock own Atmus Filtration?

BlackRock is not among the top 10 institutional shareholders of Atmus Filtration.

Who is Atmus Filtration’s biggest shareholder by percentage of total assets invested?

Yost capital management, lp is Atmus Filtration’s biggest shareholder by percentage of total assets invested, with 9.24% of its assets in 185K Atmus Filtration shares, valued at 6.74M$.

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