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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 03/02/2026 |
$93.05 |
$94.34 |
$92.70 |
$93.88 |
1.00M | | 03/03/2026 |
$89.47 |
$90.92 |
$88.66 |
$90.74 |
1.13M | | 03/04/2026 |
$90.80 |
$91.11 |
$89.89 |
$90.43 |
1.13M | | 03/05/2026 |
$90.08 |
$90.51 |
$89.21 |
$89.74 |
1.34M | | 03/06/2026 |
$89.35 |
$90.07 |
$88.96 |
$89.86 |
1.33M |
 |
| National Grid is a holding company. Through its subsidiaries, Co. is an energy utility. Co.'s business units include: U.K. electricity transmission (ET), in which Co. owns and operates the high-voltage ET network in England and Wales; U.K. electricity distribution, in which Co. owns ad operates the electricity distribution networks for the Midlands, the South West and South Wales; U.K. electricity system operator (ESO), in which Co. operates as the ESO across Great Britain; and New England, in which Co. owns and operates electricity transmission facilities and distribution networks across Massachusetts, New Hampshire and Vermont as well as gas distribution networks across Massachusetts. | |
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National Grid (NGG) has the following price history information. Looking back at NGG historical stock prices for the last five trading days, on March 02, 2026, NGG opened at $93.05, traded as high as $94.34 and as low as $92.70, and closed at $93.88. Trading volume was a total of 1.00M shares. On March 03, 2026, NGG opened at $89.47, traded as high as $90.92 and as low as $88.66, and closed at $90.74. Trading volume was a total of 1.13M shares. On March 04, 2026, NGG opened at $90.80, traded as high as $91.11 and as low as $89.89, and closed at $90.43. Trading volume was a total of 1.13M shares. On March 05, 2026, NGG opened at $90.08, traded as high as $90.51 and as low as $89.21, and closed at $89.74. Trading volume was a total of 1.34M shares. On March 06, 2026, NGG opened at $89.35, traded as high as $90.07 and as low as $88.96, and closed at $89.86. Trading volume was a total of 1.33M shares.
NGG Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into National Grid shares, starting with a $10,000 purchase of NGG, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
|
| Start date: |
03/08/2016 |
|
| End date: |
03/06/2026 |
|
| Start price/share: |
$74.27 |
|
| End price/share: |
$89.86 |
|
| Starting shares: |
134.64 |
|
| Ending shares: |
237.19 |
|
| Dividends reinvested/share: |
$35.77 |
|
| Total return: |
113.14% |
|
| Average Annual Total Return: |
7.86% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$21,311.02 |
|
| Years: |
10.00 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
03/08/2016 |
|
| End date: |
03/06/2026 |
|
| Start price/share: |
$74.27 |
|
| End price/share: |
$89.86 |
|
| Dividends collected/share: |
$35.77 |
|
| Total return: |
69.15% |
|
| Average Annual Total Return: |
5.40% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$16,920.22 |
|
| Years: |
10.00 |
|
|
 |
| Date |
Close |
| 03/02/2026 | $93.88 | | 03/03/2026 | $90.74 | | 03/04/2026 | $90.43 | | 03/05/2026 | $89.74 | | 03/06/2026 | $89.86 |
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