vs

Side-by-side financial comparison of ADVANCED DRAINAGE SYSTEMS, INC. (WMS) and Zurn Elkay Water Solutions Corp (ZWS). Click either name above to swap in a different company.

ADVANCED DRAINAGE SYSTEMS, INC. is the larger business by last-quarter revenue ($693.4M vs $407.2M, roughly 1.7× Zurn Elkay Water Solutions Corp). ADVANCED DRAINAGE SYSTEMS, INC. runs the higher net margin — 13.5% vs 10.3%, a 3.2% gap on every dollar of revenue. On growth, Zurn Elkay Water Solutions Corp posted the faster year-over-year revenue change (9.8% vs 0.4%). Over the past eight quarters, Zurn Elkay Water Solutions Corp's revenue compounded faster (4.4% CAGR vs 3.0%).

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...

Zurn Elkay Water Solutions Corp designs, manufactures, and distributes a wide range of water management and dispensing products, including commercial plumbing fixtures, drinking fountains, water filtration systems, and flow control components. It serves commercial, residential, industrial, and public infrastructure markets primarily across North America, with a focus on delivering sustainable, water-efficient solutions for diverse end-user needs.

WMS vs ZWS — Head-to-Head

Bigger by revenue
WMS
WMS
1.7× larger
WMS
$693.4M
$407.2M
ZWS
Growing faster (revenue YoY)
ZWS
ZWS
+9.4% gap
ZWS
9.8%
0.4%
WMS
Higher net margin
WMS
WMS
3.2% more per $
WMS
13.5%
10.3%
ZWS
Faster 2-yr revenue CAGR
ZWS
ZWS
Annualised
ZWS
4.4%
3.0%
WMS

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
WMS
WMS
ZWS
ZWS
Revenue
$693.4M
$407.2M
Net Profit
$93.6M
$42.1M
Gross Margin
37.4%
44.4%
Operating Margin
19.7%
14.8%
Net Margin
13.5%
10.3%
Revenue YoY
0.4%
9.8%
Net Profit YoY
15.3%
15.7%
EPS (diluted)
$1.19
$0.24

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
WMS
WMS
ZWS
ZWS
Q4 25
$693.4M
$407.2M
Q3 25
$850.4M
$455.4M
Q2 25
$829.9M
$444.5M
Q1 25
$615.8M
$388.8M
Q4 24
$690.5M
$370.7M
Q3 24
$782.6M
$410.0M
Q2 24
$815.3M
$412.0M
Q1 24
$653.8M
$373.8M
Net Profit
WMS
WMS
ZWS
ZWS
Q4 25
$93.6M
$42.1M
Q3 25
$156.0M
$61.8M
Q2 25
$143.9M
$50.5M
Q1 25
$77.2M
$43.6M
Q4 24
$81.2M
$36.4M
Q3 24
$130.4M
$43.5M
Q2 24
$161.4M
$46.0M
Q1 24
$94.8M
$34.3M
Gross Margin
WMS
WMS
ZWS
ZWS
Q4 25
37.4%
44.4%
Q3 25
40.0%
44.1%
Q2 25
39.8%
45.5%
Q1 25
36.7%
46.6%
Q4 24
35.0%
43.5%
Q3 24
37.6%
46.2%
Q2 24
40.8%
45.2%
Q1 24
38.5%
45.5%
Operating Margin
WMS
WMS
ZWS
ZWS
Q4 25
19.7%
14.8%
Q3 25
26.3%
17.0%
Q2 25
24.8%
17.5%
Q1 25
19.0%
16.3%
Q4 24
18.4%
13.3%
Q3 24
23.9%
17.1%
Q2 24
27.7%
17.5%
Q1 24
20.7%
14.2%
Net Margin
WMS
WMS
ZWS
ZWS
Q4 25
13.5%
10.3%
Q3 25
18.3%
13.6%
Q2 25
17.3%
11.4%
Q1 25
12.5%
11.2%
Q4 24
11.8%
9.8%
Q3 24
16.7%
10.6%
Q2 24
19.8%
11.2%
Q1 24
14.5%
9.2%
EPS (diluted)
WMS
WMS
ZWS
ZWS
Q4 25
$1.19
$0.24
Q3 25
$1.99
$0.36
Q2 25
$1.84
$0.29
Q1 25
$0.99
$0.26
Q4 24
$1.04
$0.21
Q3 24
$1.67
$0.25
Q2 24
$2.06
$0.27
Q1 24
$1.22
$0.19

Balance Sheet & Financial Strength

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

Metric
WMS
WMS
ZWS
ZWS
Cash + ST InvestmentsLiquidity on hand
$1.0B
$300.5M
Total DebtLower is stronger
$496.5M
Stockholders' EquityBook value
$1.9B
$1.6B
Total Assets
$4.1B
$2.7B
Debt / EquityLower = less leverage
0.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WMS
WMS
ZWS
ZWS
Q4 25
$1.0B
$300.5M
Q3 25
$812.9M
$260.1M
Q2 25
$638.3M
$201.9M
Q1 25
$463.3M
$144.7M
Q4 24
$488.9M
$198.0M
Q3 24
$613.0M
$187.9M
Q2 24
$541.6M
$162.7M
Q1 24
$490.2M
$157.1M
Total Debt
WMS
WMS
ZWS
ZWS
Q4 25
$496.5M
Q3 25
$496.4M
Q2 25
$495.9M
Q1 25
$1.3B
$495.8M
Q4 24
$495.6M
Q3 24
$495.6M
Q2 24
$495.5M
Q1 24
$1.3B
$495.4M
Stockholders' Equity
WMS
WMS
ZWS
ZWS
Q4 25
$1.9B
$1.6B
Q3 25
$1.8B
$1.6B
Q2 25
$1.7B
$1.6B
Q1 25
$1.5B
$1.5B
Q4 24
$1.5B
$1.6B
Q3 24
$1.4B
$1.6B
Q2 24
$1.3B
$1.6B
Q1 24
$1.2B
$1.6B
Total Assets
WMS
WMS
ZWS
ZWS
Q4 25
$4.1B
$2.7B
Q3 25
$4.1B
$2.7B
Q2 25
$3.9B
$2.7B
Q1 25
$3.7B
$2.6B
Q4 24
$3.6B
$2.6B
Q3 24
$3.5B
$2.7B
Q2 24
$3.4B
$2.7B
Q1 24
$3.3B
$2.7B
Debt / Equity
WMS
WMS
ZWS
ZWS
Q4 25
0.31×
Q3 25
0.31×
Q2 25
0.32×
Q1 25
0.83×
0.32×
Q4 24
0.31×
Q3 24
0.31×
Q2 24
0.31×
Q1 24
1.11×
0.31×

Cash Flow & Capital Efficiency

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

Metric
WMS
WMS
ZWS
ZWS
Operating Cash FlowLast quarter
$269.3M
$91.7M
Free Cash FlowOCF − Capex
$183.6M
FCF MarginFCF / Revenue
26.5%
Capex IntensityCapex / Revenue
12.4%
Cash ConversionOCF / Net Profit
2.88×
2.18×
TTM Free Cash FlowTrailing 4 quarters
$577.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WMS
WMS
ZWS
ZWS
Q4 25
$269.3M
$91.7M
Q3 25
$234.9M
$101.3M
Q2 25
$275.0M
$110.6M
Q1 25
$41.2M
$42.9M
Q4 24
$189.9M
$63.6M
Q3 24
$166.9M
$90.9M
Q2 24
$183.4M
$85.1M
Q1 24
$17.7M
$53.9M
Free Cash Flow
WMS
WMS
ZWS
ZWS
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
WMS
WMS
ZWS
ZWS
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
WMS
WMS
ZWS
ZWS
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
WMS
WMS
ZWS
ZWS
Q4 25
2.88×
2.18×
Q3 25
1.51×
1.64×
Q2 25
1.91×
2.19×
Q1 25
0.53×
0.98×
Q4 24
2.34×
1.75×
Q3 24
1.28×
2.09×
Q2 24
1.14×
1.85×
Q1 24
0.19×
1.57×

Financial Flow Comparison

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

Revenue Breakdown by Segment

WMS
WMS

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

ZWS
ZWS

Segment breakdown not available.

Related Comparisons