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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 07/08/2026 |
$651.29 |
$674.99 |
$645.50 |
$665.46 |
212.10K | | 07/09/2026 |
$687.02 |
$705.85 |
$678.64 |
$687.49 |
181.70K | | 07/10/2026 |
$679.20 |
$681.04 |
$630.01 |
$630.32 |
308.90K | | 07/13/2026 |
$615.40 |
$621.03 |
$588.39 |
$599.74 |
307.10K | | 07/14/2026 |
$618.27 |
$630.00 |
$610.31 |
$620.74 |
207.60K |
 |
| Argan, Inc. is a holding company. It is a construction firm that conducts operations through its subsidiaries, Gemma Power Systems, LLC and affiliates (GPS), Atlantic Projects Co. Limited and affiliates (APC), The Roberts Co., Inc. (TRC) and Southern Maryland Cable, Inc. Through GPS and APC, its power industry services segment, delivering a suite of engineering, procurement, construction, commissioning, maintenance, project development and technical consulting services to the power generation market, including the renewable energy sector. | |
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Argan (AGX) has the following price history information. Looking back at AGX historical stock prices for the last five trading days, on July 08, 2026, AGX opened at $651.29, traded as high as $674.99 and as low as $645.50, and closed at $665.46. Trading volume was a total of 212.10K shares. On July 09, 2026, AGX opened at $687.02, traded as high as $705.85 and as low as $678.64, and closed at $687.49. Trading volume was a total of 181.70K shares. On July 10, 2026, AGX opened at $679.20, traded as high as $681.04 and as low as $630.01, and closed at $630.32. Trading volume was a total of 308.90K shares. On July 13, 2026, AGX opened at $615.40, traded as high as $621.03 and as low as $588.39, and closed at $599.74. Trading volume was a total of 307.10K shares. On July 14, 2026, AGX opened at $618.27, traded as high as $630.00 and as low as $610.31, and closed at $620.74. Trading volume was a total of 207.60K shares.
AGX Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Argan shares, starting with a $10,000 purchase of AGX, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
|
| Start date: |
07/18/2016 |
|
| End date: |
07/14/2026 |
|
| Start price/share: |
$46.80 |
|
| End price/share: |
$620.74 |
|
| Starting shares: |
213.68 |
|
| Ending shares: |
273.81 |
|
| Dividends reinvested/share: |
$13.70 |
|
| Total return: |
1,599.66% |
|
| Average Annual Total Return: |
32.77% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$169,951.51 |
|
| Years: |
9.99 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
07/18/2016 |
|
| End date: |
07/14/2026 |
|
| Start price/share: |
$46.80 |
|
| End price/share: |
$620.74 |
|
| Dividends collected/share: |
$13.70 |
|
| Total return: |
1,255.64% |
|
| Average Annual Total Return: |
29.80% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$135,558.34 |
|
| Years: |
9.99 |
|
|
 |
| Date |
Close |
| 07/08/2026 | $665.46 | | 07/09/2026 | $687.49 | | 07/10/2026 | $630.32 | | 07/13/2026 | $599.74 | | 07/14/2026 | $620.74 |
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