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DCF valuation

What is WD 40 Co worth?

With the base-case assumptions below, a discounted cash flow model on WD 40 Co's reported free cash flow gives $136.12 per share. The share price was $199.17 on September 25, 2026, 46% above that value.

Inputs from the filings

Free cash flow, fiscal 2025
$83.4M
Average free cash flow, last 5 years
$65.3M
Cash
$59.1M
balance sheet of May 31, 2026
Debt
$85.3M
balance sheet of May 31, 2026
Diluted shares, fiscal 2025
13,567,000
Revenue growth per year, last 5 years
8.7%

Three sets of assumptions

CaseGrowth yrs 1-5Growth yrs 6-10After year 10Discount rateValue per shareValue vs price
Bear3.5%3.0%2.0%10.0%$84.06-58%
Base8.5%5.5%2.5%9.0%$136.12-32%
Bull13.5%8.5%3.0%8.0%$239.90+20%

Sensitivity: base case value per share

Discount rate down the side, growth after year 10 across the top. Everything else as in the base case.

1.5%2.0%2.5%3.0%3.5%
7.0%$175.04$186.99$201.59$219.84$243.31
8.0%$145.95$153.69$162.85$173.84$187.27
9.0%$124.71$130.00$136.12$143.25$151.67
10.0%$108.55$112.31$116.58$121.46$127.09
11.0%$95.85$98.62$101.70$105.17$109.11

Where the presets come from

Base: years 1 to 5 grow at WD 40 Co's revenue growth rate over the last 5 fiscal years (8.7% a year), held between -5% and 15%. Years 6 to 10 grow halfway between that and the long-run rate of 2.5%. Future cash is discounted at 9% a year.

Bear: 5 points less growth, 2% long-run growth, 10% discount rate. Bull: 5 points more growth (at most 25%), 3% long-run growth, 8% discount rate.

Value per share = (present value of 10 years of free cash flow + present value of everything after + cash - debt) / diluted shares.

This is a model run on assumptions, not a recommendation or a price target. Small changes in the discount rate or growth move the result a lot, as the table above shows. Change them yourself in the calculator.

Adjust the assumptions

Move the sliders for growth, long-run growth and discount rate, or switch to average free cash flow, and see the value per share change.

Adjust the assumptions

WD 40 Co company page