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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 09/08/2026 |
$42.81 |
$45.00 |
$41.58 |
$43.62 |
693.40K | | 09/09/2026 |
$43.60 |
$49.59 |
$43.50 |
$48.83 |
1.20M | | 09/10/2026 |
$48.10 |
$52.79 |
$47.02 |
$51.62 |
1.30M | | 09/11/2026 |
$52.55 |
$57.27 |
$52.55 |
$56.87 |
1.30M | | 09/14/2026 |
$56.90 |
$57.85 |
$48.83 |
$48.97 |
1.42M |
 |
| Bandwidth Inc. is a global cloud communications software company that helps enterprises deliver experiences through voice calling, text messaging and emergency services. Co.'s solutions and its communications cloud cover more than 65 countries and have users in unified communications and cloud contact centers. It is a global communications platform-as-a-service (CPaaS) to offer a combination of composable application programming interfaces (APIs), owner-operated network and broad regulatory experience. | |
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Bandwidth (BAND) has the following price history information. Looking back at BAND historical stock prices for the last five trading days, on September 08, 2026, BAND opened at $42.81, traded as high as $45.00 and as low as $41.58, and closed at $43.62. Trading volume was a total of 693.40K shares. On September 09, 2026, BAND opened at $43.60, traded as high as $49.59 and as low as $43.50, and closed at $48.83. Trading volume was a total of 1.20M shares. On September 10, 2026, BAND opened at $48.10, traded as high as $52.79 and as low as $47.02, and closed at $51.62. Trading volume was a total of 1.30M shares. On September 11, 2026, BAND opened at $52.55, traded as high as $57.27 and as low as $52.55, and closed at $56.87. Trading volume was a total of 1.30M shares. On September 14, 2026, BAND opened at $56.90, traded as high as $57.85 and as low as $48.83, and closed at $48.97. Trading volume was a total of 1.42M shares.
BAND Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Bandwidth shares, starting with a $10,000 purchase of BAND, and working forward through the historical stock price information to today.
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
11/13/2017 |
|
| End date: |
09/14/2026 |
|
| Start price/share: |
$20.30 |
|
| End price/share: |
$48.97 |
|
| Dividends collected/share: |
$0.00 |
|
| Total return: |
141.23% |
|
| Average Annual Total Return: |
10.48% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$24,129.95 |
|
| Years: |
8.84 |
|
|
 |
| Date |
Close |
| 09/08/2026 | $43.62 | | 09/09/2026 | $48.83 | | 09/10/2026 | $51.62 | | 09/11/2026 | $56.87 | | 09/14/2026 | $48.97 |
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