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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 06/01/2026 |
$81.81 |
$82.33 |
$80.46 |
$80.72 |
410.40K | | 06/02/2026 |
$80.76 |
$82.55 |
$80.76 |
$82.08 |
403.80K | | 06/03/2026 |
$81.94 |
$83.40 |
$81.07 |
$81.10 |
519.80K | | 06/04/2026 |
$81.25 |
$82.41 |
$80.66 |
$81.10 |
281.00K | | 06/05/2026 |
$81.72 |
$83.34 |
$81.30 |
$82.38 |
712.00K |
 |
| Spire Inc. is the holding company for Spire Missouri Inc. (Spire Missouri), Spire Alabama Inc. (Spire Alabama), other gas utilities, and gas-related businesses. Its Gas Utility segment includes the regulated operations of Spire Missouri, Spire Alabama, Spire Gulf Inc. (Spire Gulf) and Spire Mississippi Inc. (Spire Mississippi). Spire Missouri is engaged in the purchase, retail distribution and sale of natural gas. Spire Alabama is engaged in the purchase, retail distribution and sale of natural gas principally in central and northern Alabama. | |
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Spire (SR) has the following price history information. Looking back at SR historical stock prices for the last five trading days, on June 01, 2026, SR opened at $81.81, traded as high as $82.33 and as low as $80.46, and closed at $80.72. Trading volume was a total of 410.40K shares. On June 02, 2026, SR opened at $80.76, traded as high as $82.55 and as low as $80.76, and closed at $82.08. Trading volume was a total of 403.80K shares. On June 03, 2026, SR opened at $81.94, traded as high as $83.40 and as low as $81.07, and closed at $81.10. Trading volume was a total of 519.80K shares. On June 04, 2026, SR opened at $81.25, traded as high as $82.41 and as low as $80.66, and closed at $81.10. Trading volume was a total of 281.00K shares. On June 05, 2026, SR opened at $81.72, traded as high as $83.34 and as low as $81.30, and closed at $82.38. Trading volume was a total of 712.00K shares.
SR Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Spire shares, starting with a $10,000 purchase of SR, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
|
| Start date: |
06/08/2016 |
|
| End date: |
06/05/2026 |
|
| Start price/share: |
$65.71 |
|
| End price/share: |
$82.38 |
|
| Starting shares: |
152.18 |
|
| Ending shares: |
220.95 |
|
| Dividends reinvested/share: |
$26.23 |
|
| Total return: |
82.02% |
|
| Average Annual Total Return: |
6.17% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$18,194.79 |
|
| Years: |
10.00 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
06/08/2016 |
|
| End date: |
06/05/2026 |
|
| Start price/share: |
$65.71 |
|
| End price/share: |
$82.38 |
|
| Dividends collected/share: |
$26.23 |
|
| Total return: |
65.28% |
|
| Average Annual Total Return: |
5.15% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$16,520.87 |
|
| Years: |
10.00 |
|
|
 |
| Date |
Close |
| 06/01/2026 | $80.72 | | 06/02/2026 | $82.08 | | 06/03/2026 | $81.10 | | 06/04/2026 | $81.10 | | 06/05/2026 | $82.38 |
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