Acuity Inc. (DE) (AYI) intrinsic value & 10-year financials

Acuity Inc. (DE) (AYI) has a Graham intrinsic value of $250.36 per share. At $303.25 on Oct 17, 2026, the stock trades 21% above that value. Over the last 10 fiscal years revenue grew 3.1% a year to $4.3B, with an average return on invested capital of 18.1%.

Graham intrinsic value
$250.36
Share price (Oct 17, 2026)
$303.25
Price vs Graham value
21% above
Market cap
$9.6B
Revenue (FY2025)
$4.3B
Revenue growth (10-yr CAGR)
3.1%
ROIC (10-yr avg)
18.1%
Free cash flow (FY2025)
$533.0M

AYI 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $4.3B $396.6M $12.53 $533.0M 13.0% 16.6%
FY2024 $3.8B $422.6M $13.44 $555.2M 14.4% 19.9%
FY2023 $4.0B $346.0M $10.76 $511.4M 12.0% 16.5%
FY2022 $4.0B $384.0M $11.08 $259.8M 12.7% 18.2%
FY2021 $3.5B $306.3M $8.38 $364.9M 12.4% 16.1%
FY2020 $3.3B $248.3M $6.27 $449.9M 10.6% 14.1%
FY2019 $3.7B $330.4M $8.29 $441.7M 12.6% 19.2%
FY2018 $3.7B $349.6M $8.52 $309.6M 12.4% 20.4%
FY2017 $3.5B $321.7M $7.43 $248.9M 14.8% 20.5%
FY2016 $3.3B $290.8M $6.63 $262.0M 14.4% 19.4%

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

ACUITY INC. (DE) has demonstrated mature, steady growth, with revenue compounding at 3.1% annually over the past decade.

ACUITY INC. (DE) has earned high returns on invested capital, averaging 18.1% ROIC over the available history. High ROIC is consistent with a durable franchise, but it is not by itself proof of an economic moat.

Over the decade, ACUITY INC. (DE) shows that management has aggressively returned capital to shareholders by retiring 27.8% of outstanding shares, and that the company has leveraged its balance sheet to sustain operations.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, ACUITY INC. (DE) is modeled at 7.3% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $250.36 per share.

AYI stock: frequently asked questions

What is the intrinsic value of Acuity Inc. (DE) (AYI) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 7.3% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, AYI's intrinsic value is about $250.36 per share.

Is AYI stock undervalued?

At $303.25 (close on Oct 17, 2026), AYI trades 21% above its Graham value of $250.36. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Acuity Inc. (DE) grown?

Revenue went from $3.3B in fiscal 2016 to $4.3B in fiscal 2025, a compound annual growth rate of 3.1%. Net income was $396.6M in fiscal 2025.

Does Acuity Inc. (DE) generate free cash flow?

Acuity Inc. (DE) generated $533.0M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 10 of the last 10 reported years.

What is AYI's return on invested capital?

Average ROIC over the last 10 fiscal years was 18.1%, and average return on equity was 17.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this AYI data come from?

From Acuity Inc. (DE)'s annual 10-K filings on SEC EDGAR, most recently filed Jun 25, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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