Aluminum Corporation of China Limited, widely known as Chalco, is China's largest aluminum producer and one of the world's leading producers of alumina and primary aluminum. As a state-owned enterprise controlled by Chinalco (Aluminum Corporation of China Group), the company operates a vertically integrated business spanning bauxite mining, alumina refining, and primary aluminum smelting, alongside trading, energy, and carbon-products operations.
Chalco's shares trade on the Shanghai and Hong Kong exchanges, with American depositary receipts listed in the United States under the ticker ACH. Investors follow the stock for its direct leverage to aluminum prices, Chinese industrial demand, and the company's state-backed access to resources and capital. Its scale, vertical integration, and controlling-shareholder support are widely cited as core competitive strengths.
Over the past 30 days, ACH fell roughly 45%, declining from a close near $0.51 in early October to about $0.28 in early November. The move was broad and persistent rather than a single-session shock, with the ADR grinding lower through most of the period before a spike in trading volume in early November.
The last quarter was even steeper. From roughly $3.41 in early August, the ADR has fallen to about $0.28, a decline of more than 90% over the full three-month span. That quarterly figure includes a sharp step-down in early August, after which the stock continued to slide on sustained selling pressure. The overall trend across both the 30-day and quarterly windows has been firmly negative.
The recent decline reflects continued pressure across the aluminum sector rather than a single company-specific event. Weaker aluminum prices, global trade uncertainty, and slowing demand in key end markets have weighed on sentiment, while expectations of production resumption have clouded the supply outlook. These themes had been building for months and continued to pressure the stock through the latest 30-day window.
The downturn also occurred against a backdrop of broad risk-off sentiment toward Chinese materials equities, which has compounded selling in the ADR. With limited company-level catalysts during the period, the decline appears driven primarily by sector and macroeconomic forces rather than any change in Chalco's underlying operations.
The multi-month downtrend began as aluminum prices eased and the broader sector came under pressure. Analysts attributed part of the move to the easing of Middle East conflict, which reduced the bauxite supply-risk premium, as well as potential bauxite export restrictions in Guinea and expectations of supply resumption that weighed on the price outlook.
Rating actions added to the volatility: Goldman Sachs downgraded Chalco to Sell in June, while Morgan Stanley maintained a Buy rating but cut its ADR price target. These headwinds were partially offset by supportive developments, including a forecast of up to 58% first-quarter profit growth, a roughly $1 billion alumina-plant investment plan in Guinea, and controlling shareholder Chinalco's announced program to increase its holdings in the company's A and H shares.
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Looking ahead, the most important factors for ACH include the trajectory of aluminum and alumina prices, global trade policy, and the pace of industrial demand recovery in key sectors such as construction, transportation, and packaging. Developments in Guinea, including the status of bauxite export restrictions and Chalco's alumina-plant project, could influence both supply and the company's resource strategy.
Investors should also monitor earnings and guidance updates, the execution of Chinalco's announced share-purchase program, and any further analyst target revisions. Macroeconomic conditions in China and the broader global economy will remain central to demand, while competitive supply dynamics across the aluminum industry could continue to shape sentiment. These are factual drivers to watch, not investment recommendations.
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Moving higher for three straight days is viewed as a bullish sign. Keep an eye on this stock for future growth. Considering data from situations where ACH advanced for three days, in 220 of 289 cases, the price rose further within the following month. The odds of a continued upward trend are 76%.
The RSI Oscillator points to a transition from a downward trend to an upward trend -- in cases where ACH's RSI Oscillator exited the oversold zone, 18 of 28 resulted in an increase in price. Tickeron's analysis proposes that the odds of a continued upward trend are 64%.
The Stochastic Oscillator suggests the stock price trend may be in a reversal from a downward trend to an upward trend. 44 of 65 cases where ACH's Stochastic Oscillator exited the oversold zone resulted in an increase in price. Tickeron's analysis proposes that the odds of a continued upward trend are 68%.
The Momentum Indicator moved above the 0 level on October 30, 2026. You may want to consider a long position or call options on ACH as a result. In 64 of 86 past instances where the momentum indicator moved above 0, the stock continued to climb. The odds of a continued upward trend are 74%.
The Moving Average Convergence Divergence (MACD) for ACH just turned positive on October 06, 2026. Looking at past instances where ACH's MACD turned positive, the stock continued to rise in 35 of 47 cases over the following month. The odds of a continued upward trend are 74%.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where ACH declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 87%.
The Aroon Indicator for ACH entered a downward trend on November 02, 2026. This could indicate a strong downward move is ahead for the stock. Traders may want to consider selling the stock or buying put options.
The Tickeron PE Growth Rating for this company is 5 (best 1 - 100 worst), pointing to outstanding earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Valuation Rating of 21 (best 1 - 100 worst) indicates that the company is slightly undervalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (-0.037) is normal, around the industry mean (12.613). P/E Ratio (-0.067) is within average values for comparable stocks, (10.633). Projected Growth (PEG Ratio) (0.090) is also within normal values, averaging (2.016). Dividend Yield (0.013) settles around the average of (0.138) among similar stocks. P/S Ratio (0.031) is also within normal values, averaging (4.260).
The Tickeron Seasonality Score of 75 (best 1 - 100 worst) indicates that the company is slightly overvalued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.
The Tickeron Price Growth Rating for this company is 97 (best 1 - 100 worst), indicating slightly worse than average price growth. ACH’s price grows at a lower rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron SMR rating for this company is 100 (best 1 - 100 worst), indicating weak sales and an unprofitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Profit vs. Risk Rating rating for this company is 100 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. ACH’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 74, placing this stock worse than average.
The average fundamental analysis ratings, where 1 is best and 100 is worst, are as follows
a manufacturer of alumina, primary aluminum and aluminum fabricated products
Industry MedicalDistributors