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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 09/04/2026 |
$327.54 |
$334.71 |
$327.05 |
$334.05 |
165.50K | | 09/08/2026 |
$336.20 |
$337.98 |
$324.92 |
$325.46 |
167.20K | | 09/09/2026 |
$322.52 |
$326.11 |
$320.66 |
$320.80 |
159.10K | | 09/10/2026 |
$318.49 |
$318.49 |
$313.69 |
$316.25 |
166.00K | | 09/11/2026 |
$320.35 |
$320.77 |
$316.01 |
$318.96 |
185.60K |
 |
| Acuity Brands, Inc. is an industrial technology company. Co. uses technology to solve problems in spaces and light. It operates through two segments: Acuity Brands Lighting and Lighting Controls (ABL) and the Intelligent Spaces Group (ISG). ABL's portfolio of lighting solutions includes commercial, architectural, and specialty lighting in addition to lighting controls and components that can be combined to create integrated lighting control systems. It offers devices, such as luminaires that utilize light emitting diode (LED) technology designed to optimize energy efficiency and comfort for various indoor and outdoor applications. | |
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Acuity (AYI) has the following price history information. Looking back at AYI historical stock prices for the last five trading days, on September 04, 2026, AYI opened at $327.54, traded as high as $334.71 and as low as $327.05, and closed at $334.05. Trading volume was a total of 165.50K shares. On September 08, 2026, AYI opened at $336.20, traded as high as $337.98 and as low as $324.92, and closed at $325.46. Trading volume was a total of 167.20K shares. On September 09, 2026, AYI opened at $322.52, traded as high as $326.11 and as low as $320.66, and closed at $320.80. Trading volume was a total of 159.10K shares. On September 10, 2026, AYI opened at $318.49, traded as high as $318.49 and as low as $313.69, and closed at $316.25. Trading volume was a total of 166.00K shares. On September 11, 2026, AYI opened at $320.35, traded as high as $320.77 and as low as $316.01, and closed at $318.96. Trading volume was a total of 185.60K shares.
AYI Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Acuity shares, starting with a $10,000 purchase of AYI, 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: |
$258.67 |
|
| End price/share: |
$318.96 |
|
| Starting shares: |
38.66 |
|
| Ending shares: |
39.90 |
|
| Dividends reinvested/share: |
$5.52 |
|
| Total return: |
27.28% |
|
| Average Annual Total Return: |
2.44% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$12,725.27 |
|
| Years: |
10.00 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
09/14/2016 |
|
| End date: |
09/11/2026 |
|
| Start price/share: |
$258.67 |
|
| End price/share: |
$318.96 |
|
| Dividends collected/share: |
$5.52 |
|
| Total return: |
25.44% |
|
| Average Annual Total Return: |
2.29% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$12,540.21 |
|
| Years: |
10.00 |
|
|
 |
| Date |
Close |
| 09/04/2026 | $334.05 | | 09/08/2026 | $325.46 | | 09/09/2026 | $320.80 | | 09/10/2026 | $316.25 | | 09/11/2026 | $318.96 |
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