Alto Ingredients, Inc. (ALTO) Stock Price History
Historical prices from 2011 to 2026
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ALTO Historical Performance
Short-Term Returns
ALTO Stock Price Trajectory (2011–2026)
As of May 8, 2026, Alto Ingredients, Inc. (ALTO) trades at $4.54, representing a +427.8% return over the past year. The stock has delivered a -21.2% total return over five years (-4.6% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $4,672.50 on May 11, 2006. From this peak, ALTO has corrected -99.9%, currently trading 82% above its 200-day moving average, indicating continued institutional support.
When compared to Basic Materials sector peers REX (+147.6% 1Y), GPRE (+336.6% 1Y), and ANDE (+124.7% 1Y), ALTO has outperformed the peer group average. Compare ALTO vs REX →
ALTO Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 5.35 | 5.52 | 4.45 | 4.54 | 4.84M | -18.35% |
| 2026-05-06 | 5.69 | 5.76 | 5.49 | 5.56 | 3.01M | -7.18% |
| 2026-05-05 | 5.56 | 5.99 | 5.48 | 5.99 | 2.69M | +9.51% |
| 2026-05-04 | 5.31 | 5.64 | 5.26 | 5.47 | 1.68M | +0.74% |
| 2026-05-01 | 5.53 | 5.60 | 5.20 | 5.43 | 1.55M | -1.63% |
| 2026-04-30 | 5.33 | 5.53 | 5.30 | 5.52 | 1.64M | +3.95% |
| 2026-04-29 | 5.28 | 5.32 | 5.04 | 5.31 | 1.22M | +0.57% |
| 2026-04-28 | 5.47 | 5.57 | 5.22 | 5.28 | 1.32M | -3.83% |
| 2026-04-27 | 5.41 | 5.57 | 5.25 | 5.49 | 1.52M | +3.20% |
| 2026-04-24 | 5.30 | 5.36 | 5.11 | 5.32 | 1.24M | +0.19% |
| 2026-04-23 | 5.16 | 5.35 | 5.09 | 5.31 | 1.13M | +2.71% |
| 2026-04-22 | 5.00 | 5.20 | 4.98 | 5.17 | 1.31M | +4.87% |
| 2026-04-21 | 4.92 | 5.10 | 4.89 | 4.93 | 658K | +0.82% |
| 2026-04-20 | 4.95 | 5.04 | 4.88 | 4.89 | 759K | -1.01% |
| 2026-04-17 | 5.08 | 5.11 | 4.75 | 4.94 | 1.45M | 0.00% |
| 2026-04-16 | 4.94 | 5.03 | 4.88 | 4.94 | 885K | +0.82% |
| 2026-04-15 | 4.88 | 4.91 | 4.70 | 4.90 | 1.05M | +0.62% |
| 2026-04-14 | 5.05 | 5.10 | 4.79 | 4.87 | 1.26M | -4.51% |
| 2026-04-13 | 4.76 | 5.25 | 4.75 | 5.10 | 2.21M | +6.36% |
| 2026-04-10 | 4.95 | 5.10 | 4.79 | 4.79 | 1.88M | -1.54% |
| 2026-04-09 | 4.43 | 4.88 | 4.40 | 4.87 | 1.69M | +11.44% |
| 2026-04-08 | 4.47 | 4.59 | 4.34 | 4.37 | 954K | -0.91% |
| 2026-04-07 | 4.58 | 4.63 | 4.36 | 4.41 | 1.13M | -3.71% |
| 2026-04-06 | 4.68 | 4.69 | 4.34 | 4.58 | 1.27M | -1.93% |
| 2026-04-02 | 4.67 | 4.71 | 4.47 | 4.67 | 1.41M | -2.51% |
| 2026-04-01 | 4.84 | 5.02 | 4.70 | 4.79 | 1.51M | -1.03% |
| 2026-03-31 | 4.61 | 5.05 | 4.56 | 4.84 | 2.44M | +5.45% |
| 2026-03-30 | 4.52 | 4.74 | 4.45 | 4.59 | 1.45M | +1.77% |
| 2026-03-27 | 4.42 | 4.59 | 4.37 | 4.51 | 1.60M | +1.81% |
| 2026-03-26 | 4.33 | 4.45 | 4.31 | 4.43 | 715K | +1.14% |
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Start ComparisonALTO — Frequently Asked Questions
Quick answers to the most common questions about buying ALTO stock.
How has ALTO stock performed recently?
ALTO returned +427.8% over the past year, beating its 5-year annualized CAGR of -4.6%. The stock trades above its 200-day moving average, confirming the uptrend.
What is ALTO's all-time high price?
Alto Ingredients, Inc. reached $4672.50 on 2006-05-11. The 52-week high is $5.99. Current 1-year return of +427.8% places the stock closer to historical peaks.
Where can I download ALTO historical price data?
This page provides ALTO daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.