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 Video: Compound Annual Growth Rate (CAGR) Definition
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| Date |
Open |
High |
Low |
Close |
Volume |
| 02/26/2026 |
$18.67 |
$19.19 |
$18.26 |
$18.55 |
958.00K | | 02/27/2026 |
$18.60 |
$18.78 |
$17.99 |
$18.76 |
904.00K | | 03/02/2026 |
$18.24 |
$22.38 |
$18.16 |
$22.19 |
2.10M | | 03/03/2026 |
$21.68 |
$21.99 |
$20.50 |
$21.63 |
1.19M | | 03/04/2026 |
$22.00 |
$23.34 |
$21.45 |
$23.09 |
1.29M |
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| Cogent Communications Holdings, Inc. is a facilities-based provider of Internet access, private network services and data center colocation space and power. Co.'s network is specifically designed and optimized to transmit packet routed data. Co., through its own facilities, offers on-net Internet access services to customers located in buildings that are physically connected to its network. Its on-net service consists of high-speed Internet access and private network services offered at speeds ranging from megabits per second (Mbps) to gigabits per second (Gbps). Co. delivers its services on its network in 54 countries across North America, Europe, Asia, South America, Oceania and Africa. | |
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Cogent Communications Holdings (CCOI) has the following price history information. Looking back at CCOI historical stock prices for the last five trading days, on February 26, 2026, CCOI opened at $18.67, traded as high as $19.19 and as low as $18.26, and closed at $18.55. Trading volume was a total of 958.00K shares. On February 27, 2026, CCOI opened at $18.60, traded as high as $18.78 and as low as $17.99, and closed at $18.76. Trading volume was a total of 904.00K shares. On March 02, 2026, CCOI opened at $18.24, traded as high as $22.38 and as low as $18.16, and closed at $22.19. Trading volume was a total of 2.10M shares. On March 03, 2026, CCOI opened at $21.68, traded as high as $21.99 and as low as $20.50, and closed at $21.63. Trading volume was a total of 1.19M shares. On March 04, 2026, CCOI opened at $22.00, traded as high as $23.34 and as low as $21.45, and closed at $23.09. Trading volume was a total of 1.29M shares.
CCOI Historical Stock Prices By Date:
Below, we examine the compound annual growth rate — CAGR for short — of an investment into Cogent Communications Holdings shares, starting with a $10,000 purchase of CCOI, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
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| Start date: |
03/08/2016 |
|
| End date: |
03/04/2026 |
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| Start price/share: |
$35.97 |
|
| End price/share: |
$23.09 |
|
| Starting shares: |
278.01 |
|
| Ending shares: |
454.72 |
|
| Dividends reinvested/share: |
$28.10 |
|
| Total return: |
4.99% |
|
| Average Annual Total Return: |
0.49% |
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| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$10,500.67 |
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| Years: |
9.99 |
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Growth of $10,000.00
Without Dividends Reinvested
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| Start date: |
03/08/2016 |
|
| End date: |
03/04/2026 |
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| Start price/share: |
$35.97 |
|
| End price/share: |
$23.09 |
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| Dividends collected/share: |
$28.10 |
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| Total return: |
42.31% |
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| Average Annual Total Return: |
3.59% |
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| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$14,226.38 |
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| Years: |
9.99 |
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|
| Date |
Close |
| 02/26/2026 | $18.55 | | 02/27/2026 | $18.76 | | 03/02/2026 | $22.19 | | 03/03/2026 | $21.63 | | 03/04/2026 | $23.09 |
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