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Video: Compound Annual Growth Rate (CAGR) Definition
EC Historical Price Range
Date Open High Low Close Volume
09/04/2026 $17.37 $17.48 $16.95 $17.25 1.71M
09/08/2026 $17.57 $17.84 $17.54 $17.78 1.29M
09/09/2026 $18.00 $18.07 $17.73 $17.83 1.42M
09/10/2026 $17.99 $18.14 $17.69 $18.07 1.60M
09/11/2026 $17.89 $18.07 $17.54 $17.75 1.07M
About Ecopetrol SA
Ecopetrol is a vertically integrated oil and gas company with a presence primarily in Colombia and with activities in the U.S., Brazil and Mexico. Co. operates in the following business segments: Exploration and Production, which includes exploration, development and production activities in Colombia and abroad; Transport and Logistics, which includes the transportation of crude oil, motor fuels, fuel oil and other refined products including diesel, jet and biofuels; and Refining, Petrochemical, and Biofuels, which includes its Barrancabermeja refinery and Cartagena refinery, as well as its investments in a biofuel company, Ecodiesel Colombia S.A.
EC historical stock prices picture
Ecopetrol SA (EC) has the following price history information. Looking back at EC historical stock prices for the last five trading days, on September 04, 2026, EC opened at $17.37, traded as high as $17.48 and as low as $16.95, and closed at $17.25. Trading volume was a total of 1.71M shares. On September 08, 2026, EC opened at $17.57, traded as high as $17.84 and as low as $17.54, and closed at $17.78. Trading volume was a total of 1.29M shares. On September 09, 2026, EC opened at $18.00, traded as high as $18.07 and as low as $17.73, and closed at $17.83. Trading volume was a total of 1.42M shares. On September 10, 2026, EC opened at $17.99, traded as high as $18.14 and as low as $17.69, and closed at $18.07. Trading volume was a total of 1.60M shares. On September 11, 2026, EC opened at $17.89, traded as high as $18.07 and as low as $17.54, and closed at $17.75. Trading volume was a total of 1.07M shares.

EC Historical Stock Prices By Date:

EC historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Ecopetrol SA shares, starting with a $10,000 purchase of EC, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested
Start date: 09/14/2016
End date: 09/11/2026
Start price/share: $8.61
End price/share: $17.75
Starting shares: 1,161.44
Ending shares: 2,870.16
Dividends reinvested/share: $11.85
Total return: 409.45%
Average Annual Total Return: 17.69%
Starting investment: $10,000.00
Ending investment: $50,956.76
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested
Start date: 09/14/2016
End date: 09/11/2026
Start price/share: $8.61
End price/share: $17.75
Dividends collected/share: $11.85
Total return: 243.82%
Average Annual Total Return: 13.15%
Starting investment: $10,000.00
Ending investment: $34,387.34
Years: 10.00
EC Historical Closing Prices
Date Close
09/04/2026$17.25
09/08/2026$17.78
09/09/2026$17.83
09/10/2026$18.07
09/11/2026$17.75
Energy Historical Prices
EC is categorized under the Energy sector; below are some other companies in the same sector:

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Also explore: EC shares outstanding history

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