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ACUITY INC. (DE) AYI

NYSE · stock · Electric Lighting & Wiring Equipment · website · IPO 2001-11-14

ACUITY INC. (DE) statistics & valuation

Market cap$11.0B
P / E20.7×
P / S2.4×
P / B3.7×
P / FCF14.7×
Dividend yield0.22%
Net margin11.4%
Return on equity17.9%
FCF margin16.1%
Net cash$138.9M
Net debt / EBITDA-0.2×
Enterprise value USD$10.8B
EV / EBITDA12.5×
Earnings yield EBIT/EV6.6%
Return on capital18.9%
Graham number -42.1%$191.39

Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else from the latest financial reports. The Graham number is Benjamin Graham's rough maximum fair value ($191.39); a green figure means the price is below it.

Profitability & efficiency

Net margin (%)
9.20% 9.50% 9.00% 7.50% 8.90% 9.60% 8.80% 11.00% 9.10% 11.40% 2017201820192020202120222023202420252026
Gross margin (%)
42.30% 40.40% 40.30% 42.20% 42.60% 41.80% 43.30% 46.40% 47.80% 50.60% 2017201820192020202120222023202420252026
Operating margin (%)
15.00% 12.50% 12.60% 10.60% 12.40% 12.70% 12.00% 14.40% 13.00% 15.40% 2017201820192020202120222023202420252026
Return on equity (%)
19.30% 20.40% 17.20% 11.70% 15.00% 20.10% 17.20% 17.80% 14.60% 17.90% 2017201820192020202120222023202420252026
Shares outstanding
43.3M 41.0M 39.8M 39.6M 36.6M 34.6M 32.2M 31.4M 31.6M 31.2M 2017201820192020202120222023202420252026
Net debt ($)
$45.8M $227.7M -$104.4M -$159.6M $3.0M $271.8M $97.7M -$349.6M $474.3M -$138.9M 2017201820192020202120222023202420252026
Share buybacks ($)
2017201820192020202120222023202420252026
Return on assets (%)
11.10% 11.70% 10.40% 7.10% 8.60% 11.00% 10.20% 11.10% 8.30% 10.90% 2017201820192020202120222023202420252026
Free cash flow margin (%)
7.70% 8.40% 12.00% 13.50% 10.50% 6.50% 12.90% 14.50% 12.30% 16.10% 2017201820192020202120222023202420252026
Debt / equity (×)
0.21× 0.21× 0.19× 0.19× 0.24× 0.26× 0.25× 0.21× 0.33× 0.17× 2017201820192020202120222023202420252026
EPS ($)
$7.43 $8.52 $8.29 $6.27 $8.38 $11.08 $10.76 $13.44 $12.53 $17.05 2017201820192020202120222023202420252026

Margins and returns computed from annual filings. Falling shares outstanding = buybacks; rising = dilution. Net debt = debt − cash (negative = net cash).

P / E vs its own history

ACUITY INC. (DE) trades at about 19.4× earnings — near its 10-year norm (10-year range 14.2×–27.5×, median 18.5×).

14.2× 27.5×

Shaded band = 10-year range (14.2×–27.5×); dot = today's 19.4×.

Historical P/E = month-end price near each fiscal year-end ÷ that year's EPS. A read on whether the stock is cheap or dear relative to how it has typically been valued — not a forecast.

Key ratios (by fiscal year)

RatioFY2026FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017
Gross margin50.6%47.8%46.4%43.3%41.8%42.6%42.2%40.3%40.4%42.3%
Operating margin15.4%13.0%14.4%12.0%12.7%12.4%10.6%12.6%12.5%15.0%
Net margin11.4%9.1%11.0%8.8%9.6%8.9%7.5%9.0%9.5%9.2%
FCF margin16.1%12.3%14.5%12.9%6.5%10.5%13.5%12.0%8.4%7.7%
Return on assets10.9%8.3%11.1%10.2%11.0%8.6%7.1%10.4%11.7%11.1%
Return on equity17.9%14.6%17.8%17.2%20.1%15.0%11.7%17.2%20.4%19.3%
Debt / equity0.17×0.33×0.21×0.25×0.26×0.24×0.19×0.19×0.21×0.21×
Current ratio1.691.952.722.342.002.232.332.421.772.07

Computed from company filings · US · as of 2026-08-31. Facts plus Stocktoria's own computed scores — not investment advice.