Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition


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Date Open High Low Close Volume
01/12/2026 $17.70 $18.05 $16.03 $17.75 413.60K
01/13/2026 $17.87 $20.01 $17.82 $18.88 375.50K
01/14/2026 $18.93 $20.72 $17.95 $19.88 359.60K
01/15/2026 $20.27 $20.74 $18.75 $19.70 301.60K
01/16/2026 $19.82 $21.61 $19.70 $20.54 271.30K
Stem is an energy storage network provider providing its customers with an energy storage system, sourced from global battery original equipment manufacturers, that it delivers through its partners, including solar project developers and engineering, procurement and construction firms and through its Athena® artificial intelligence platform (Athena), with ongoing software-enabled services to operate the energy storage systems. In addition, in the markets where Co. operates its customers' systems, it has agreements to manage the energy storage systems using its Athena platform to participate in energy markets.
STEM historical stock prices picture
Stem (STEM) has the following price history information. Looking back at STEM historical stock prices for the last five trading days, on January 12, 2026, STEM opened at $17.70, traded as high as $18.05 and as low as $16.03, and closed at $17.75. Trading volume was a total of 413.60K shares. On January 13, 2026, STEM opened at $17.87, traded as high as $20.01 and as low as $17.82, and closed at $18.88. Trading volume was a total of 375.50K shares. On January 14, 2026, STEM opened at $18.93, traded as high as $20.72 and as low as $17.95, and closed at $19.88. Trading volume was a total of 359.60K shares. On January 15, 2026, STEM opened at $20.27, traded as high as $20.74 and as low as $18.75, and closed at $19.70. Trading volume was a total of 301.60K shares. On January 16, 2026, STEM opened at $19.82, traded as high as $21.61 and as low as $19.70, and closed at $20.54. Trading volume was a total of 271.30K shares.

STEM Historical Stock Prices By Date:

STEM historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Stem shares, starting with a $10,000 purchase of STEM, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested

Start date: 10/09/2020
End date: 01/16/2026
Start price/share: $195.20
End price/share: $20.54
Dividends collected/share: $0.00
Total return: -89.48%
Average Annual Total Return: -34.75%
Starting investment: $10,000.00
Ending investment: $1,052.21
Years: 5.27
Date Close
01/12/2026$17.75
01/13/2026$18.88
01/14/2026$19.88
01/15/2026$19.70
01/16/2026$20.54
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Also explore: STEM shares outstanding history

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