Atmus Filtration Technologies Inc.

ATMUNYSE

$46.18+0.48 (+1.05%)as of Oct 5, 2026

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Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Atmus Filtration Technologies Inc. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+4.6%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	15.17%	$632M	0.01%	Not reported
FMR LLC	6.51%	$271M	0.01%	Not reported
Vanguard Portfolio Management LLC	5.64%	$235M	0.01%	Not reported
Invesco Ltd.	5.46%	$227M	0.02%	Not reported
Vanguard Capital Management LLC	4.42%	$184M	0.00%	Not reported
State Street Corp	3.99%	$166M	0.00%	Not reported
Goldman Sachs Group Inc	3.56%	$148M	0.01%	Not reported
Geode Capital Management, LLC	3.51%	$146M	0.01%	Not reported
Neuberger Berman Group LLC	2.96%	$123M	0.08%	Not reported
T. Rowe Price Investment Management, Inc.	2.19%	$91M	0.06%	Add 12.90%
Channing Capital Management, LLC	2.11%	$88M	2.03%	Add 24.53%
Jupiter Topco LLC	2.00%	$83.2M	0.03%	Not reported
Morgan Stanley	1.98%	$82.5M	0.00%	Not reported
First Trust Advisors LP	1.94%	$80.9M	0.05%	Reduce 27.96%
Dimensional Fund Advisors LP	1.79%	$74.5M	0.01%	Not reported
Wellington Management Group LLP	1.77%	$73.7M	0.01%	Add 4.28%
Westwood Holdings Group Inc	1.71%	$71.2M	0.54%	Add 12.75%
Mangrove Partners Im, LLC	1.48%	$61.8M	4.06%	Not reported
Frontier Capital Management Co LLC	1.42%	$59M	0.55%	Add 56.01%
Port Capital LLC	1.27%	$52.7M	2.15%	Add 13.82%
Royce & Associates LP	1.22%	$50.7M	0.41%	Not reported
Charles Schwab Investment Management Inc	1.17%	$48.8M	0.01%	Not reported
Nuveen, LLC	1.14%	$47.4M	0.01%	Not reported
Raymond James Financial Inc	1.12%	$46.7M	0.01%	Not reported
Northern Trust Corp	1.04%	$43.5M	0.01%	Not reported
Marshall Wace, LLP	0.99%	$41.1M	0.03%	Not reported
Manufacturers Life Insurance Company, the	0.94%	$39.2M	0.03%	Not reported
Boston Trust Walden Corp	0.87%	$36.2M	0.28%	Reduce 5.44%
Silvercrest Asset Management Group LLC	0.86%	$35.8M	0.23%	Reduce 5.13%
Woodline Partners LP	0.74%	$31M	0.10%	Not reported
Vanguard Fiduciary Trust Co	0.71%	$29.8M	0.01%	Not reported
Bank of New York Mellon Corp	0.71%	$29.5M	0.00%	Not reported
Aberdeen Group plc	0.64%	$26.6M	0.04%	Add 39.95%
Bank of America Corp	0.59%	$24.7M	0.00%	Not reported
Principal Financial Group Inc	0.59%	$24.6M	0.01%	Not reported
D. E. Shaw & Co., Inc.	0.59%	$24.6M	0.01%	Not reported
Federated Hermes, Inc.	0.59%	$24.4M	0.04%	Not reported
New York State Common Retirement Fund	0.56%	$23.3M	0.03%	Not reported
William Blair Investment Management, LLC	0.50%	$20.7M	0.06%	Reduce 4.91%
Massachusetts Financial Services Co	0.49%	$20.6M	0.01%	Reduce 50.73%
Ameriprise Financial Inc	0.49%	$20.5M	0.00%	Not reported
Nomura Asset Management International Inc.	0.48%	$20.2M	0.03%	Add 39.33%
GW&K Investment Management, LLC	0.48%	$19.9M	0.16%	Not reported
JPMorgan Chase & Co	0.47%	$19.8M	0.00%	Not reported
Arrowstreet Capital, Limited Partnership	0.47%	$19.6M	0.01%	Not reported
Victory Capital Management Inc	0.46%	$19.3M	0.01%	Not reported
UBS Group AG	0.46%	$19M	0.00%	Not reported
Public Sector Pension Investment Board	0.40%	$16.7M	0.04%	New Not reported
Medina Value Partners, LLC	0.39%	$16.3M	3.19%	Add 40.87%
Loomis Sayles & Co L P	0.35%	$14.7M	0.02%	Reduce 1.29%

50 of 311 holders

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