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Side-by-side financial comparison of Atmus Filtration Technologies Inc. (ATMU) and UDR, Inc. (UDR). Click either name above to swap in a different company.

Atmus Filtration Technologies Inc. is the larger business by last-quarter revenue ($446.6M vs $433.1M, roughly 1.0× UDR, Inc.). UDR, Inc. runs the higher net margin — 51.5% vs 10.7%, a 40.7% gap on every dollar of revenue. On growth, Atmus Filtration Technologies Inc. posted the faster year-over-year revenue change (9.8% vs 2.5%). UDR, Inc. produced more free cash flow last quarter ($650.0M vs $31.2M). Over the past eight quarters, UDR, Inc.'s revenue compounded faster (2.3% CAGR vs 2.3%).

Atmus Filtration Technologies Inc. designs, manufactures and distributes high-performance filtration products and tailored solutions. Its portfolio covers air, fuel, oil and hydraulic filtration systems, serving global automotive, heavy-duty vehicle, industrial equipment and aerospace end markets, for both original equipment manufacturers and aftermarket replacement customers.

UDR, Inc. is a leading U.S.-headquartered real estate investment trust specializing in owning, operating, and redeveloping high-quality multifamily residential apartment communities. It operates across major U.S. metropolitan markets, catering to a diverse tenant base including young professionals, families, and middle-to-high income households.

ATMU vs UDR — Head-to-Head

Bigger by revenue
ATMU
ATMU
1.0× larger
ATMU
$446.6M
$433.1M
UDR
Growing faster (revenue YoY)
ATMU
ATMU
+7.4% gap
ATMU
9.8%
2.5%
UDR
Higher net margin
UDR
UDR
40.7% more per $
UDR
51.5%
10.7%
ATMU
More free cash flow
UDR
UDR
$618.8M more FCF
UDR
$650.0M
$31.2M
ATMU
Faster 2-yr revenue CAGR
UDR
UDR
Annualised
UDR
2.3%
2.3%
ATMU

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATMU
ATMU
UDR
UDR
Revenue
$446.6M
$433.1M
Net Profit
$48.0M
$222.9M
Gross Margin
28.5%
Operating Margin
15.8%
64.1%
Net Margin
10.7%
51.5%
Revenue YoY
9.8%
2.5%
Net Profit YoY
19.7%
4519.2%
EPS (diluted)
$0.58
$0.67

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ATMU
ATMU
UDR
UDR
Q4 25
$446.6M
$433.1M
Q3 25
$447.7M
$431.9M
Q2 25
$453.5M
$425.4M
Q1 25
$416.5M
$421.9M
Q4 24
$406.7M
$422.7M
Q3 24
$403.7M
$420.2M
Q2 24
$432.6M
$415.3M
Q1 24
$426.6M
$413.6M
Net Profit
ATMU
ATMU
UDR
UDR
Q4 25
$48.0M
$222.9M
Q3 25
$54.8M
$40.4M
Q2 25
$59.9M
$37.7M
Q1 25
$44.7M
$76.7M
Q4 24
$40.1M
$-5.0M
Q3 24
$43.8M
$22.6M
Q2 24
$56.2M
$28.9M
Q1 24
$45.5M
$43.1M
Gross Margin
ATMU
ATMU
UDR
UDR
Q4 25
28.5%
Q3 25
28.9%
Q2 25
28.9%
Q1 25
26.5%
Q4 24
26.3%
Q3 24
27.6%
Q2 24
30.5%
Q1 24
26.2%
Operating Margin
ATMU
ATMU
UDR
UDR
Q4 25
15.8%
64.1%
Q3 25
18.3%
17.7%
Q2 25
18.0%
18.2%
Q1 25
15.6%
29.0%
Q4 24
13.4%
15.7%
Q3 24
15.7%
16.6%
Q2 24
18.4%
16.5%
Q1 24
16.1%
19.3%
Net Margin
ATMU
ATMU
UDR
UDR
Q4 25
10.7%
51.5%
Q3 25
12.2%
9.4%
Q2 25
13.2%
8.9%
Q1 25
10.7%
18.2%
Q4 24
9.9%
-220.5%
Q3 24
10.8%
5.4%
Q2 24
13.0%
7.0%
Q1 24
10.7%
10.4%
EPS (diluted)
ATMU
ATMU
UDR
UDR
Q4 25
$0.58
$0.67
Q3 25
$0.66
$0.12
Q2 25
$0.72
$0.11
Q1 25
$0.54
$0.23
Q4 24
$0.49
$-0.01
Q3 24
$0.52
$0.06
Q2 24
$0.67
$0.08
Q1 24
$0.54
$0.13

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ATMU
ATMU
UDR
UDR
Cash + ST InvestmentsLiquidity on hand
$236.4M
$1.2M
Total DebtLower is stronger
$570.0M
$5.8B
Stockholders' EquityBook value
$378.5M
$3.3B
Total Assets
$1.4B
$10.6B
Debt / EquityLower = less leverage
1.51×
1.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATMU
ATMU
UDR
UDR
Q4 25
$236.4M
$1.2M
Q3 25
$218.3M
$1.2M
Q2 25
$190.8M
$1.5M
Q1 25
$183.3M
$1.3M
Q4 24
$184.3M
$1.3M
Q3 24
$196.8M
$2.3M
Q2 24
$160.5M
$2.8M
Q1 24
$149.2M
$2.1M
Total Debt
ATMU
ATMU
UDR
UDR
Q4 25
$570.0M
$5.8B
Q3 25
$577.5M
$5.8B
Q2 25
$585.0M
$5.8B
Q1 25
$588.8M
$5.8B
Q4 24
$592.5M
$5.8B
Q3 24
$596.2M
$5.9B
Q2 24
$600.0M
$5.8B
Q1 24
$600.0M
$5.8B
Stockholders' Equity
ATMU
ATMU
UDR
UDR
Q4 25
$378.5M
$3.3B
Q3 25
$336.7M
$3.3B
Q2 25
$316.3M
$3.3B
Q1 25
$265.3M
$3.3B
Q4 24
$227.4M
$3.4B
Q3 24
$221.2M
$3.5B
Q2 24
$178.1M
$3.7B
Q1 24
$121.8M
$3.9B
Total Assets
ATMU
ATMU
UDR
UDR
Q4 25
$1.4B
$10.6B
Q3 25
$1.3B
$10.6B
Q2 25
$1.3B
$10.6B
Q1 25
$1.2B
$10.7B
Q4 24
$1.2B
$10.9B
Q3 24
$1.2B
$11.1B
Q2 24
$1.2B
$11.1B
Q1 24
$1.1B
$11.2B
Debt / Equity
ATMU
ATMU
UDR
UDR
Q4 25
1.51×
1.77×
Q3 25
1.72×
1.78×
Q2 25
1.85×
1.74×
Q1 25
2.22×
1.74×
Q4 24
2.61×
1.69×
Q3 24
2.70×
1.67×
Q2 24
3.37×
1.55×
Q1 24
4.93×
1.47×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ATMU
ATMU
UDR
UDR
Operating Cash FlowLast quarter
$47.5M
$902.9M
Free Cash FlowOCF − Capex
$31.2M
$650.0M
FCF MarginFCF / Revenue
7.0%
150.1%
Capex IntensityCapex / Revenue
3.6%
58.4%
Cash ConversionOCF / Net Profit
0.99×
4.05×
TTM Free Cash FlowTrailing 4 quarters
$148.8M
$1.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATMU
ATMU
UDR
UDR
Q4 25
$47.5M
$902.9M
Q3 25
$82.1M
$234.9M
Q2 25
$44.4M
$250.3M
Q1 25
$28.7M
$156.2M
Q4 24
$20.0M
$876.8M
Q3 24
$70.7M
$230.3M
Q2 24
$22.9M
$238.5M
Q1 24
$-8.2M
$167.6M
Free Cash Flow
ATMU
ATMU
UDR
UDR
Q4 25
$31.2M
$650.0M
Q3 25
$68.9M
$164.6M
Q2 25
$32.4M
$190.1M
Q1 25
$16.3M
$103.2M
Q4 24
$10.0M
$627.0M
Q3 24
$54.3M
$161.3M
Q2 24
$11.3M
$171.1M
Q1 24
$-18.8M
$115.0M
FCF Margin
ATMU
ATMU
UDR
UDR
Q4 25
7.0%
150.1%
Q3 25
15.4%
38.1%
Q2 25
7.1%
44.7%
Q1 25
3.9%
24.5%
Q4 24
2.5%
148.3%
Q3 24
13.5%
38.4%
Q2 24
2.6%
41.2%
Q1 24
-4.4%
27.8%
Capex Intensity
ATMU
ATMU
UDR
UDR
Q4 25
3.6%
58.4%
Q3 25
2.9%
16.3%
Q2 25
2.6%
14.2%
Q1 25
3.0%
12.6%
Q4 24
2.5%
59.1%
Q3 24
4.1%
16.4%
Q2 24
2.7%
16.2%
Q1 24
2.5%
12.7%
Cash Conversion
ATMU
ATMU
UDR
UDR
Q4 25
0.99×
4.05×
Q3 25
1.50×
5.81×
Q2 25
0.74×
6.64×
Q1 25
0.64×
2.04×
Q4 24
0.50×
Q3 24
1.61×
10.19×
Q2 24
0.41×
8.26×
Q1 24
-0.18×
3.88×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ATMU
ATMU

Fuel Products$219.1M49%
Lube$84.8M19%
Air$74.0M17%
Other$68.7M15%
Related Party$14.9M3%

UDR
UDR

Segment breakdown not available.

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