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ACO (ACO) has the following price history information. Looking back at ACO historical stock prices for the last five trading days, on May 05, 2014, ACO opened at $45.75, traded as high as $45.79 and as low as $45.73, and closed at $45.73. Trading volume was a total of 237.90K shares. On May 06, 2014, ACO opened at $45.74, traded as high as $45.75 and as low as $45.73, and closed at $45.73. Trading volume was a total of 175.90K shares. On May 07, 2014, ACO opened at $45.74, traded as high as $45.78 and as low as $45.73, and closed at $45.74. Trading volume was a total of 196.10K shares. On May 08, 2014, ACO opened at $45.75, traded as high as $45.77 and as low as $45.73, and closed at $45.73. Trading volume was a total of 195.90K shares. On May 09, 2014, ACO opened at $45.75, traded as high as $45.75 and as low as $45.74, and closed at $45.74. Trading volume was a total of 1.65M shares.
ACO Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into ACO shares, starting with a $10,000 purchase of ACO, and working forward through the historical stock price information to today.
Growth of $10,000.00 With Dividends Reinvested |
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Start date: | 06/07/2013 | ||
End date: | 05/09/2014 | ||
Start price/share: | $31.70 | ||
End price/share: | $45.74 | ||
Starting shares: | 315.46 | ||
Ending shares: | 320.84 | ||
Dividends reinvested/share: | $0.60 | ||
Total return: | 46.75% | ||
Annualized Gain: | 50.79% | ||
Starting investment: | $10,000.00 | ||
Ending investment: | $14,675.00 | ||
Years: | 0.92 | ||
Growth of $10,000.00 Without Dividends Reinvested |
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Start date: | 06/07/2013 | ||
End date: | 05/09/2014 | ||
Start price/share: | $31.70 | ||
End price/share: | $45.74 | ||
Dividends collected/share: | $0.60 | ||
Total return: | 46.18% | ||
Annualized Gain: | 50.17% | ||
Starting investment: | $10,000.00 | ||
Ending investment: | $14,618.00 | ||
Years: | 0.92 |
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ACO Historical Price Range | |||||
Date | Open | High | Low | Close | Volume |
05/05/2014 | $45.75 | $45.79 | $45.73 | $45.73 | 237.90K |
05/06/2014 | $45.74 | $45.75 | $45.73 | $45.73 | 175.90K |
05/07/2014 | $45.74 | $45.78 | $45.73 | $45.74 | 196.10K |
05/08/2014 | $45.75 | $45.77 | $45.73 | $45.73 | 195.90K |
05/09/2014 | $45.75 | $45.75 | $45.74 | $45.74 | 1.65M |
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About ACO |
AMCOL International is focused on the development and application of minerals and technology products and services. Co. operates the following segments: performance materials, which mines, processes and distributes minerals and products for use in various markets, including metalcasting, pet care, laundry care, and drilling industries; construction technologies, which provides services relating to and processes and distributes clay-based and other products; energy services, which provides services and equipment rentals for onshore and offshore applications in the oil and natural gas industry; and transportation, which includes a long-haul trucking business and a freight brokerage business. |
ACO Historical Closing Prices | |
Date | Close |
05/05/2014 | $45.73 |
05/06/2014 | $45.73 |
05/07/2014 | $45.74 |
05/08/2014 | $45.73 |
05/09/2014 | $45.74 |
Materials Historical Prices |
ACO is categorized under the Materials sector; below are some other companies in the same sector:
ACS Historical Stock Prices
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