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 Video: Compound Annual Growth Rate (CAGR) Definition
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| Date |
Open |
High |
Low |
Close |
Volume |
| 12/01/2025 |
$388.00 |
$390.27 |
$378.08 |
$379.99 |
916.60K | | 12/02/2025 |
$380.20 |
$385.89 |
$367.04 |
$367.96 |
849.00K | | 12/03/2025 |
$366.66 |
$374.01 |
$359.51 |
$365.46 |
1.05M | | 12/04/2025 |
$364.33 |
$377.08 |
$361.15 |
$367.93 |
739.00K | | 12/05/2025 |
$366.35 |
$368.99 |
$347.18 |
$354.24 |
1.36M |
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| Talen Energy, through its principal subsidiary, Talen Energy Supply, LLC, is a North American competitive energy and power generation and marketing company. Co. produced and sold electricity, capacity and ancillary services from its fleet of power plants totaling approximately 17,400 MW of generating capacity as of Dec 31 2015. Co.'s portfolio of generation assets is principally located in the Northeast, Mid-Atlantic and Southwest regions of the U.S. Co.'s other subsidiary, Talen Energy Marketing, LLC, markets the output of Co.'s plants, electricity, capacity and ancillary services, and other energy-related products in wholesale and retail markets. | |
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Talen Energy (TLN) has the following price history information. Looking back at TLN historical stock prices for the last five trading days, on December 01, 2025, TLN opened at $388.00, traded as high as $390.27 and as low as $378.08, and closed at $379.99. Trading volume was a total of 916.60K shares. On December 02, 2025, TLN opened at $380.20, traded as high as $385.89 and as low as $367.04, and closed at $367.96. Trading volume was a total of 849.00K shares. On December 03, 2025, TLN opened at $366.66, traded as high as $374.01 and as low as $359.51, and closed at $365.46. Trading volume was a total of 1.05M shares. On December 04, 2025, TLN opened at $364.33, traded as high as $377.08 and as low as $361.15, and closed at $367.93. Trading volume was a total of 739.00K shares. On December 05, 2025, TLN opened at $366.35, traded as high as $368.99 and as low as $347.18, and closed at $354.24. Trading volume was a total of 1.36M shares.
TLN Historical Stock Prices By Date:
Below, we examine the compound annual growth rate — CAGR for short — of an investment into Talen Energy shares, starting with a $10,000 purchase of TLN, and working forward through the historical stock price information to today.
Growth of $10,000.00
Without Dividends Reinvested
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| Start date: |
06/05/2023 |
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| End date: |
12/05/2025 |
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| Start price/share: |
$46.50 |
|
| End price/share: |
$354.24 |
|
| Dividends collected/share: |
$0.00 |
|
| Total return: |
661.81% |
|
| Average Annual Total Return: |
124.99% |
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| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$76,182.51 |
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| Years: |
2.50 |
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|
| Date |
Close |
| 12/01/2025 | $379.99 | | 12/02/2025 | $367.96 | | 12/03/2025 | $365.46 | | 12/04/2025 | $367.93 | | 12/05/2025 | $354.24 |
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