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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 06/03/2026 |
$10.95 |
$10.95 |
$10.49 |
$10.59 |
168.00K | | 06/04/2026 |
$10.66 |
$10.95 |
$10.66 |
$10.93 |
156.80K | | 06/05/2026 |
$10.92 |
$11.00 |
$10.69 |
$10.71 |
163.10K | | 06/08/2026 |
$10.72 |
$10.84 |
$10.60 |
$10.66 |
107.30K | | 06/09/2026 |
$10.66 |
$10.89 |
$10.66 |
$10.75 |
229.40K |
 |
| Spok Holdings, Inc., through its wholly owned subsidiary Spok, Inc., is engaged in healthcare communications. Co. offers a suite of unified clinical communication and collaboration solutions that include call center applications, clinical alerting and notifications, one-way and advanced two-way wireless messaging services, mobile communications, and public safety solutions. It offers its services and products to three market segments: healthcare, government, and large enterprise. Its one-way messaging consists of numeric and alphanumeric messaging services. | |
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Spok Holdings (SPOK) has the following price history information. Looking back at SPOK historical stock prices for the last five trading days, on June 03, 2026, SPOK opened at $10.95, traded as high as $10.95 and as low as $10.49, and closed at $10.59. Trading volume was a total of 168.00K shares. On June 04, 2026, SPOK opened at $10.66, traded as high as $10.95 and as low as $10.66, and closed at $10.93. Trading volume was a total of 156.80K shares. On June 05, 2026, SPOK opened at $10.92, traded as high as $11.00 and as low as $10.69, and closed at $10.71. Trading volume was a total of 163.10K shares. On June 08, 2026, SPOK opened at $10.72, traded as high as $10.84 and as low as $10.60, and closed at $10.66. Trading volume was a total of 107.30K shares. On June 09, 2026, SPOK opened at $10.66, traded as high as $10.89 and as low as $10.66, and closed at $10.75. Trading volume was a total of 229.40K shares.
SPOK Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Spok Holdings shares, starting with a $10,000 purchase of SPOK, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
|
| Start date: |
06/13/2016 |
|
| End date: |
06/09/2026 |
|
| Start price/share: |
$18.39 |
|
| End price/share: |
$10.75 |
|
| Starting shares: |
543.77 |
|
| Ending shares: |
1,099.07 |
|
| Dividends reinvested/share: |
$8.63 |
|
| Total return: |
18.15% |
|
| Average Annual Total Return: |
1.68% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$11,811.79 |
|
| Years: |
9.99 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
06/13/2016 |
|
| End date: |
06/09/2026 |
|
| Start price/share: |
$18.39 |
|
| End price/share: |
$10.75 |
|
| Dividends collected/share: |
$8.63 |
|
| Total return: |
5.41% |
|
| Average Annual Total Return: |
0.53% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$10,542.52 |
|
| Years: |
9.99 |
|
|
 |
| Date |
Close |
| 06/03/2026 | $10.59 | | 06/04/2026 | $10.93 | | 06/05/2026 | $10.71 | | 06/08/2026 | $10.66 | | 06/09/2026 | $10.75 |
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