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Side-by-side financial comparison of Waters Corporation (WAT) and ADVANCED DRAINAGE SYSTEMS, INC. (WMS). Click either name above to swap in a different company.

Waters Corporation is the larger business by last-quarter revenue ($932.4M vs $693.4M, roughly 1.3× ADVANCED DRAINAGE SYSTEMS, INC.). Waters Corporation runs the higher net margin — 24.2% vs 13.5%, a 10.7% gap on every dollar of revenue. On growth, Waters Corporation posted the faster year-over-year revenue change (6.8% vs 0.4%). Over the past eight quarters, Waters Corporation's revenue compounded faster (21.0% CAGR vs 3.0%).

Waters Corporation is an American company headquartered in Milford, Massachusetts that provides analytical instruments and software used for chromatography, mass spectrometry, laboratory informatics, and rheometry by the life sciences, materials, and food industries.

Advanced Drainage Systems, Inc. (ADS) is an American company that designs, manufactures and markets polypropylene and polyethylene pipes, plastic leach field chambers and systems, septic tanks and accessories, storm retention/detention and septic chambers, polyvinyl chloride drainage structures, fittings, and water filters and water separators. It is the largest maker of high-density polyethylene pipe in the United States. It is headquartered in Hilliard, Ohio. In 2020, 93% of the company's s...

WAT vs WMS — Head-to-Head

Bigger by revenue
WAT
WAT
1.3× larger
WAT
$932.4M
$693.4M
WMS
Growing faster (revenue YoY)
WAT
WAT
+6.4% gap
WAT
6.8%
0.4%
WMS
Higher net margin
WAT
WAT
10.7% more per $
WAT
24.2%
13.5%
WMS
Faster 2-yr revenue CAGR
WAT
WAT
Annualised
WAT
21.0%
3.0%
WMS

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
WAT
WAT
WMS
WMS
Revenue
$932.4M
$693.4M
Net Profit
$225.2M
$93.6M
Gross Margin
61.1%
37.4%
Operating Margin
29.0%
19.7%
Net Margin
24.2%
13.5%
Revenue YoY
6.8%
0.4%
Net Profit YoY
-2.7%
15.3%
EPS (diluted)
$3.76
$1.19

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
WAT
WAT
WMS
WMS
Q4 25
$932.4M
$693.4M
Q3 25
$799.9M
$850.4M
Q2 25
$771.3M
$829.9M
Q1 25
$661.7M
$615.8M
Q4 24
$872.7M
$690.5M
Q3 24
$740.3M
$782.6M
Q2 24
$708.5M
$815.3M
Q1 24
$636.8M
$653.8M
Net Profit
WAT
WAT
WMS
WMS
Q4 25
$225.2M
$93.6M
Q3 25
$148.9M
$156.0M
Q2 25
$147.1M
$143.9M
Q1 25
$121.4M
$77.2M
Q4 24
$231.4M
$81.2M
Q3 24
$161.5M
$130.4M
Q2 24
$142.7M
$161.4M
Q1 24
$102.2M
$94.8M
Gross Margin
WAT
WAT
WMS
WMS
Q4 25
61.1%
37.4%
Q3 25
59.0%
40.0%
Q2 25
58.3%
39.8%
Q1 25
58.2%
36.7%
Q4 24
60.1%
35.0%
Q3 24
59.3%
37.6%
Q2 24
59.3%
40.8%
Q1 24
58.9%
38.5%
Operating Margin
WAT
WAT
WMS
WMS
Q4 25
29.0%
19.7%
Q3 25
24.0%
26.3%
Q2 25
24.4%
24.8%
Q1 25
22.9%
19.0%
Q4 24
33.5%
18.4%
Q3 24
28.5%
23.9%
Q2 24
26.7%
27.7%
Q1 24
21.0%
20.7%
Net Margin
WAT
WAT
WMS
WMS
Q4 25
24.2%
13.5%
Q3 25
18.6%
18.3%
Q2 25
19.1%
17.3%
Q1 25
18.3%
12.5%
Q4 24
26.5%
11.8%
Q3 24
21.8%
16.7%
Q2 24
20.1%
19.8%
Q1 24
16.0%
14.5%
EPS (diluted)
WAT
WAT
WMS
WMS
Q4 25
$3.76
$1.19
Q3 25
$2.50
$1.99
Q2 25
$2.47
$1.84
Q1 25
$2.03
$0.99
Q4 24
$3.88
$1.04
Q3 24
$2.71
$1.67
Q2 24
$2.40
$2.06
Q1 24
$1.72
$1.22

Balance Sheet & Financial Strength

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

Metric
WAT
WAT
WMS
WMS
Cash + ST InvestmentsLiquidity on hand
$587.8M
$1.0B
Total DebtLower is stronger
$1.4B
Stockholders' EquityBook value
$2.6B
$1.9B
Total Assets
$5.1B
$4.1B
Debt / EquityLower = less leverage
0.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WAT
WAT
WMS
WMS
Q4 25
$587.8M
$1.0B
Q3 25
$459.1M
$812.9M
Q2 25
$367.2M
$638.3M
Q1 25
$382.9M
$463.3M
Q4 24
$325.4M
$488.9M
Q3 24
$331.5M
$613.0M
Q2 24
$327.4M
$541.6M
Q1 24
$338.2M
$490.2M
Total Debt
WAT
WAT
WMS
WMS
Q4 25
$1.4B
Q3 25
Q2 25
Q1 25
$1.3B
Q4 24
$1.6B
Q3 24
Q2 24
Q1 24
$1.3B
Stockholders' Equity
WAT
WAT
WMS
WMS
Q4 25
$2.6B
$1.9B
Q3 25
$2.3B
$1.8B
Q2 25
$2.2B
$1.7B
Q1 25
$2.0B
$1.5B
Q4 24
$1.8B
$1.5B
Q3 24
$1.6B
$1.4B
Q2 24
$1.4B
$1.3B
Q1 24
$1.3B
$1.2B
Total Assets
WAT
WAT
WMS
WMS
Q4 25
$5.1B
$4.1B
Q3 25
$4.9B
$4.1B
Q2 25
$4.7B
$3.9B
Q1 25
$4.6B
$3.7B
Q4 24
$4.6B
$3.6B
Q3 24
$4.5B
$3.5B
Q2 24
$4.4B
$3.4B
Q1 24
$4.5B
$3.3B
Debt / Equity
WAT
WAT
WMS
WMS
Q4 25
0.55×
Q3 25
Q2 25
Q1 25
0.83×
Q4 24
0.89×
Q3 24
Q2 24
Q1 24
1.11×

Cash Flow & Capital Efficiency

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

Metric
WAT
WAT
WMS
WMS
Operating Cash FlowLast quarter
$164.6M
$269.3M
Free Cash FlowOCF − Capex
$183.6M
FCF MarginFCF / Revenue
26.5%
Capex IntensityCapex / Revenue
12.4%
Cash ConversionOCF / Net Profit
0.73×
2.88×
TTM Free Cash FlowTrailing 4 quarters
$577.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WAT
WAT
WMS
WMS
Q4 25
$164.6M
$269.3M
Q3 25
$187.3M
$234.9M
Q2 25
$41.1M
$275.0M
Q1 25
$259.6M
$41.2M
Q4 24
$240.1M
$189.9M
Q3 24
$204.6M
$166.9M
Q2 24
$54.5M
$183.4M
Q1 24
$262.9M
$17.7M
Free Cash Flow
WAT
WAT
WMS
WMS
Q4 25
$183.6M
Q3 25
$176.4M
Q2 25
$222.4M
Q1 25
$-5.3M
Q4 24
$135.7M
Q3 24
$112.4M
Q2 24
$125.7M
Q1 24
$-29.8M
FCF Margin
WAT
WAT
WMS
WMS
Q4 25
26.5%
Q3 25
20.7%
Q2 25
26.8%
Q1 25
-0.9%
Q4 24
19.7%
Q3 24
14.4%
Q2 24
15.4%
Q1 24
-4.6%
Capex Intensity
WAT
WAT
WMS
WMS
Q4 25
12.4%
Q3 25
6.9%
Q2 25
6.3%
Q1 25
7.6%
Q4 24
7.9%
Q3 24
7.0%
Q2 24
7.1%
Q1 24
7.3%
Cash Conversion
WAT
WAT
WMS
WMS
Q4 25
0.73×
2.88×
Q3 25
1.26×
1.51×
Q2 25
0.28×
1.91×
Q1 25
2.14×
0.53×
Q4 24
1.04×
2.34×
Q3 24
1.27×
1.28×
Q2 24
0.38×
1.14×
Q1 24
2.57×
0.19×

Financial Flow Comparison

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

Revenue Breakdown by Segment

WAT
WAT

Segment breakdown not available.

WMS
WMS

Reportable Segment Aggregation Before Other Operating Segment$557.3M80%
Other$85.5M12%
Pipe$35.5M5%
Allied Products And Other$15.0M2%

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