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Advanced Drainage Systems, Inc. (WMS) stock analysis

WMSNYSEPlastics Foam ProductsFiscal year ends March 31
Financials through Q2 FY2027, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 15/303% above fair value
$129.30+0.55 (+0.43%)

Close on Nov 11, 2026Market cap $9.75BP/E 24.6Yield 0.56%

StockData Score

Prices as of Nov 11, 2026How the score works

Value1Growth2Performance5Health4Dividend3

Solid15 of 30 checks passed

Advanced Drainage Systems passes 15 of the 30 checks behind our score; 1 could not be run for lack of data and count as not passed. Each dot in the shape is one check — hover it for the numbers.

Valuation
1/6
Growth
2/6
Past performance
5/6
Financial health
4/6
Dividend
3/6

What stands out

  • Return on equity over 15%

    Return on equity was 22.6% over the last twelve months and averaged 40.2% over five years.

  • Return on capital over 10%

    Return on invested capital was 17.8%, above the 10% that usually covers the cost of capital.

  • Earnings grew over 5 years

    Net income grew 13.7% a year on average over the last five fiscal years.

  • Debt covered by cash flow

    Operating cash flow over the last twelve months equals 47.6% of total debt.

What to watch

  • Margin of safety under 20%

    The price is 3.5% above fair value, so there is no margin of safety.

  • Trading above fair value

    The share price of $129.30 is above our fair value estimate of $124.97.

  • High debt

    Debt is 91.8% of shareholders' equity, above the 40% we consider low.

  • Revenue growing under 10% a year

    Revenue grew -0.2% a year over the last three fiscal years, short of the 10% we look for.

Valuation1/6
  • P/E above its 5-year median

    Advanced Drainage Systems's P/E of 24.6 is above its own 5-year median of 24.6.

  • P/E below the industry

    Advanced Drainage Systems's P/E of 24.6 is below the Miscellaneous Plastics Products median of 30.9.

  • EV/EBITDA above its 5-year median

    Advanced Drainage Systems's EV/EBITDA of 12.8 is above its 5-year median of 12.8.

  • P/B above the industry

    Advanced Drainage Systems's price-to-book of 5.55 is above the Miscellaneous Plastics Products median of 3.56.

  • Trading above fair value

    The share price of $129.30 is above our fair value estimate of $124.97.

  • Margin of safety under 20%

    The price is 3.5% above fair value, so there is no margin of safety.

Growth2/6
  • Revenue growing under 10% a year

    Revenue grew -0.2% a year over the last three fiscal years, short of the 10% we look for.

  • EPS growing under 10% a year

    Diluted EPS grew -3.6% a year over the last three fiscal years.

  • Earnings growth not accelerating

    Net income grew -11.5% over the last twelve months, against a 5-year average of 13.7% a year.

  • Growing slower than the industry

    Revenue grew 9.2% over the last twelve months; the Miscellaneous Plastics Products median is 9.2%.

  • Guidance raised

    Advanced Drainage Systems raised its fiscal 2026 Adjusted EBITDA outlook on Feb 5, 2026.

  • Gross margin improving

    Gross margin was 38.4% over the last twelve months, against 38.1% a year earlier.

Past performance5/6
  • Return on equity over 15%

    Return on equity was 22.6% over the last twelve months and averaged 40.2% over five years.

  • Return on capital over 10%

    Return on invested capital was 17.8%, above the 10% that usually covers the cost of capital.

  • Return on equity above the industry

    Advanced Drainage Systems's return on equity of 22.6% is above the Miscellaneous Plastics Products median of 7.1%.

  • Earnings grew over 5 years

    Net income grew 13.7% a year on average over the last five fiscal years.

  • Net margin below its 5-year average

    Net margin was 12.4% over the last twelve months, against a 5-year average of 14.7%.

  • Net margin above the industry

    Advanced Drainage Systems's net margin of 12.4% is above the Miscellaneous Plastics Products median of 5.0%.

Financial health4/6
  • High debt

    Debt is 91.8% of shareholders' equity, above the 40% we consider low.

  • Debt falling against equity

    Debt to equity fell from 96.3% five years ago to 91.8%.

  • Debt covered by cash flow

    Operating cash flow over the last twelve months equals 47.6% of total debt.

  • Interest coverage

    Interest expense is not reported separately.

  • Short-term assets cover short-term debts

    Current assets are 2.13 times current liabilities.

  • Low bankruptcy risk

    The Altman Z-score is 4.27; above 3 is the safe zone and below 1.8 the distress zone.

Dividend3/6
  • Pays a dividend

    Advanced Drainage Systems paid dividends worth 0.6% of the share price over the last twelve months.

  • Yield below Treasuries

    The 0.6% yield is below the 4.4% on a 1-year Treasury.

  • Yield below the top quarter

    The top quarter of US dividend payers yield 3.8% or more; Advanced Drainage Systems yields 0.6%.

  • Dividend was cut

    The dividend per share fell by more than 10% at least once in the last 10 fiscal years.

  • Covered by earnings

    Dividends take 14.4% of net income.

  • Covered by free cash flow

    Dividends take 11.0% of free cash flow.

Scores of similar companies

Our estimate per share

$124.97

The share price is 3% above this estimate.

20%+ below
Near fair value
20%+ above
$129.30Price
MethodMultiple usedOwn 5Y medianIndustry medianValue per shareWeight
P/E27.7×24.6×30.9×$145.7940%
EV/EBITDA12.9×12.8×13.1×$130.9535%
P/B5.2×6.9×3.6×$122.1410%
Earnings power12.1% cost of equity––$57.3615%
Fair value$124.97100%

Valuation over time

Using the earnings and balance sheet published at each date, not today's.

  • P/E at month end
  • Own 5-year median 24.6
  • Miscellaneous Plastics Products median 30.9

An estimate from reported numbers and market multiples, not a price target or investment advice. It can be far off for companies whose profits are about to change sharply.

Market risk

From the past year of daily prices.

Liquidity

Low risk

Average value traded per day
$106.11M
Value traded per 1% price move
$61.30M

Downside

Medium risk

Typical loss in a bad month
20.5%
Volatility (annualized)
39%
Sharpe ratio, 1 year
-0.42
Beta to the S&P 500 (5Y)
1.43

Typical bad-month loss, week by week

25%: high

Margins

Share of revenue, fiscal years 2012 to 2026

Gross margin

38.3%+3.5 pts over 5 years

Operating margin

20.3%+2.9 pts over 5 years

Net margin

14.0%+2.7 pts over 5 years

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