Alto Ingredients (ALTO)
What the price implies
A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.
At a market value of $294M, Alto Ingredients's free cash flow of $9M (fiscal 2025) would need to grow about 12% a year for the stock to be worth today's price. That is faster than the company has grown its free cash flow over the last 9 years.
Assumes a 9% discount rate and 3% growth after year 10, on free cash flow (operating cash flow minus capital spending) from Alto Ingredients's SEC filings. Change any assumption, or model revenue and margins instead, in the Modeling tab, or try your own numbers in the reverse DCF calculator.
Fundamental grade
Five factors scored 1 to 9 from ALTO's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.
Key numbers
Results from SEC filings
Fiscal years, from Alto Ingredients's 10-K filings. Ten years of the full income statement, balance sheet and cash flow.
| Fiscal year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | $1.2B | $1.3B | $1.2B | $965M | $918M |
| Net income | $46M | -$42M | -$28M | -$59M | $13M |
| Free cash flow | $10M | -$32M | -$8M | -$15M | $9M |
| EPS (diluted) | $0.61 | -$0.60 | -$0.40 | -$0.82 | $0.16 |
| Operating margin | 3.3% | -4.6% | -2.0% | -5.4% | 0.80% |
Superinvestors who own ALTO
From each investor's latest 13F filing (what a 13F shows). 1 of the investors we track hold it.
| Investor | Last quarter | Value | % of portfolio | Quarter |
|---|---|---|---|---|
| Jay Petschek Corsair Capital Management |
Added | $2M | 0.19% | Q2 2026 |
Insider buying
Open-market purchases by Alto Ingredients's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.
| Date | Insider | Shares | Price | Value |
|---|---|---|---|---|
| Sep 14, 2026 | Gilbert E Nathan Director |
10,000 | $3.93 | $39,299 |
Get an alert at your buy price
Pick the price you'd be interested at. We'll email you when ALTO trades at or below it.
New accounts get 7 days of Pro, price alerts included. No card needed.
In the full deep dive
Questions
What growth does Alto Ingredients's stock price imply?
At a market value of $294M, Alto Ingredients would need its free cash flow to grow about 12% a year for 10 years (discounted at 9%, 3% growth after that) to be worth today's price. Over the last 9 years its free cash flow grew -8% a year.
Are Alto Ingredients insiders buying the stock?
1 open-market insider purchase of ALTO in the last 12 months, from SEC Form 4 filings.
Which superinvestors own Alto Ingredients?
1 of the superinvestors Investingly tracks hold ALTO in their latest 13F, including Jay Petschek.
Companies like Alto Ingredients
All Basic Materials stocks · Specialty Chemicals stocks · Stock lists
Prices and ratios as of Oct 11, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.