Alto Ingredients, Inc. (ALTO) intrinsic value & 10-year financials

Alto Ingredients, Inc. (ALTO) has a Graham intrinsic value of $5.31 per share. At $3.45 on Oct 17, 2026, the stock trades 35% below that value. Over the last 10 fiscal years revenue shrank 6.2% a year to $917.9M, with an average return on invested capital of -5.0%.

Graham intrinsic value
$5.31
Share price (Oct 17, 2026)
$3.45
Price vs Graham value
35% below
Market cap
$261.0M
Revenue (FY2025)
$917.9M
Revenue growth (10-yr CAGR)
-6.2%
ROIC (10-yr avg)
-5.0%
Free cash flow (FY2025)
$8.6M

ALTO 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $917.9M $13.3M $0.16 $8.6M 0.8% 2.4%
FY2024 $965.3M -$59.0M -$0.82 -$14.6M -5.4% -15.9%
FY2023 $1.2B -$28.0M -$0.40 -$7.5M -2.0% -6.8%
FY2022 $100.0M -$41.6M -$0.00 -$31.7M -61.4% -17.5%
FY2021 $1.2B $46.1M $0.00 $10.4M 3.3% 11.2%
FY2020 $897.0M -$15.1M -$0.00 $65.2M 1.1% 2.5%
FY2019 $1.4B -$88.9M -$0.00 -$26.6M -5.2% -15.7%
FY2018 $1.5B -$60.3M -$0.00 -$13.6M -3.4% -9.7%
FY2017 $1.6B -$35.0M -$0.00 $15.6M -1.6% -4.8%
FY2016 $1.6B $1.4M $0.00 $18.1M 1.4% 4.5%

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

Executive summary

Alto Ingredients, Inc. is facing top-line stagnation, with revenue contracting over the decade.

Alto Ingredients, Inc. has historically struggled to out-earn its cost of capital, averaging just -5.0% ROIC.

Over the decade, Alto Ingredients, Inc. shows that management has aggressively returned capital to shareholders by retiring 100.0% of outstanding shares.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, Alto Ingredients, Inc. is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $5.31 per share.

ALTO stock: frequently asked questions

What is the intrinsic value of Alto Ingredients, Inc. (ALTO) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, ALTO's intrinsic value is about $5.31 per share.

Is ALTO stock undervalued?

At $3.45 (close on Oct 17, 2026), ALTO trades 35% below its Graham value of $5.31. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has Alto Ingredients, Inc. grown?

Revenue went from $1.6B in fiscal 2016 to $917.9M in fiscal 2025, a compound annual growth rate of -6.2%. Net income was $13.3M in fiscal 2025.

Does Alto Ingredients, Inc. generate free cash flow?

Alto Ingredients, Inc. generated $8.6M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 5 of the last 10 reported years.

What is ALTO's return on invested capital?

Average ROIC over the last 10 fiscal years was -5.0%, and average return on equity was -9.3%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this ALTO data come from?

From Alto Ingredients, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Aug 7, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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