Acorn Energy - 15 Year Stock Price History | ACFN

Historical daily share price chart and data for Acorn Energy since 2011 adjusted for splits and dividends. The latest closing stock price for Acorn Energy as of May 08, 2026 is 17.07.
  • The all-time high Acorn Energy stock closing price was 202.10 on May 02, 2012.
  • The Acorn Energy 52-week high stock price is 33.00, which is 93.3% above the current share price.
  • The Acorn Energy 52-week low stock price is 12.42, which is 27.2% below the current share price.
  • The average Acorn Energy stock price for the last 52 weeks is 20.26.
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Acorn Energy Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 18.6302 15.2200 22.7600 15.2200 17.0700 13.05%
2025 19.5853 18.5500 30.5800 12.8100 15.1000 -15.60%
2024 10.1582 6.6500 19.2500 5.7600 17.8900 193.76%
2023 5.6390 6.2400 8.0900 4.3200 6.0900 8.75%
2022 7.7157 10.0800 10.0800 4.8000 5.6000 -44.44%
2021 9.2527 6.2400 11.2000 6.0800 10.0800 70.27%
2020 4.6052 6.2400 7.0400 2.4000 5.9200 0.00%
2019 4.8013 4.3200 6.4000 3.2000 5.9200 42.31%
2018 4.8988 3.3600 6.7200 3.3600 4.1600 13.04%
2017 4.1708 3.0400 8.1600 2.8800 3.6800 27.78%
2016 2.8057 1.7600 4.1600 1.2800 2.8800 63.64%
2015 5.6775 12.3200 12.4800 1.4400 1.7600 -85.71%
2014 35.7924 68.9600 72.0000 10.8800 12.3200 -81.08%
2013 104.3800 125.0290 156.9600 48.3200 65.1200 -47.65%
2012 137.0712 102.5310 202.1000 99.5527 124.3920 31.36%
Sector Industry Market Cap Revenue
Computer and Technology Electrical Products - Miscellaneous $0.046B $0.011B
Acorn Energy, Inc. (formerly known as Acorn Factor, Inc.) specializes in acquiring & accelerating the growth of emerging ventures that promise improvement in the economic & environmental efficiency of the energy sector. Acorn Energy aims to take primarily controlling positions in companies led by great entrepreneurs & add value by supporting those companies with br&ing, positioning, strategy & business development. Acorn Energy is a global company with equity interests in Comverge, the leading clean capacity provider of energy solutions through demand response; CoaLogix, Inc. & its subsidiary SCR-Tech LLC, the leading provider of catalyst regeneration technologies & services; Gridsense, a pioneer in remote monitoring & control of the electric grid; Paketeria AG, a German super services provider; dsIT a leader in underwater security systems for strategic coastal energy infrastructure; & Local Power, Inc., the creator of Community Choice Aggregation.
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