Acorn Energy, Inc. (ACFN)
NASDAQ: ACFN · Real-Time Price · USD
20.80
-1.41 (-6.35%)
At close: Sep 21, 2026, 4:00 PM EDT
20.65
-0.15 (-0.72%)
After-hours: Sep 21, 2026, 4:56 PM EDT

Acorn Energy Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 21, 202622.1222.3020.6520.8020.80-6.35%158,179
Sep 18, 202621.5322.3021.2622.2122.214.22%25,235
Sep 17, 202621.1921.4921.0321.3121.312.55%11,314
Sep 16, 202620.4520.9719.2820.7820.782.36%78,605
Sep 15, 202620.6020.8719.9220.3020.30-1.48%28,345
Sep 14, 202621.3721.6120.2720.6120.61-4.67%16,103
Sep 11, 202620.9221.7620.3821.6221.623.08%97,150
Sep 10, 202619.3021.0118.7920.9720.9710.40%85,520
Sep 9, 202619.2319.5018.9419.0019.00-2.59%35,858
Sep 8, 202618.8019.5918.4919.5019.502.47%91,520
Sep 4, 202618.9519.3618.1019.0319.031.44%109,121
Sep 3, 202619.7020.3118.6018.7618.76-3.94%120,449
Sep 2, 202618.8019.8018.8019.5319.531.88%110,878
Sep 1, 202619.1619.6018.4819.1719.170.16%110,289
Aug 31, 202618.9620.0918.9619.1419.14-2.99%39,179
Aug 28, 202620.5821.2019.7019.7319.73-4.46%22,180
Aug 27, 202621.4921.4920.6520.6520.65-2.13%10,280
Aug 26, 202620.3321.2119.7121.1021.104.30%62,229
Aug 25, 202621.1521.3819.5720.2320.23-3.67%241,215
Aug 24, 202618.4821.0017.6821.0021.0011.64%30,209
Aug 21, 202618.7519.2718.4518.8118.81-2.29%67,494
Aug 20, 202619.2619.3118.4519.2519.250.36%39,160
Aug 19, 202619.5019.9819.1819.1819.18-1.29%22,952
Aug 18, 202619.4419.5019.2119.4319.43-0.26%3,443
Aug 17, 202619.5020.2519.1919.4819.480.41%6,619
Aug 14, 202618.3819.4818.2819.4019.404.98%87,925
Aug 13, 202618.0618.7917.8018.4818.480.60%32,906
Aug 12, 202617.9718.4017.5618.3718.372.23%60,039
Aug 11, 202618.0718.4917.4917.9717.97-2.23%41,361
Aug 10, 202618.8019.1517.8718.3818.38-3.26%30,541
Aug 7, 202618.2019.5217.7119.0019.000.26%130,779
Aug 6, 202617.7519.4217.0118.9518.95-1.04%25,583
Aug 5, 202618.2221.1318.0019.1519.155.22%334,875
Aug 4, 202618.7219.4618.0218.2018.20-2.48%16,505
Aug 3, 202619.5020.0018.2118.6618.66-0.99%23,400
Jul 31, 202618.7919.1318.7518.8518.85-4.12%10,167
Jul 30, 202619.6619.6619.6619.6619.664.83%925
Jul 29, 202620.0020.0518.7518.7518.75-2.32%6,298
Jul 28, 202619.8719.8719.0119.2019.20-4.95%3,676
Jul 27, 202620.5220.5219.3720.2020.20-0.98%15,120
Jul 24, 202620.6820.7220.4020.4020.40-0.49%2,976
Jul 23, 202620.8820.8820.5020.5020.50-2.57%2,975
Jul 22, 202620.3621.1620.3621.0421.044.16%6,371
Jul 21, 202620.1020.4619.3620.2020.200.80%3,990
Jul 20, 202620.3920.3919.7920.0420.04-0.69%3,757
Jul 17, 202619.7720.3018.9220.1820.182.07%38,449
Jul 16, 202618.1420.0018.1419.7719.778.99%19,205
Jul 15, 202618.1818.3918.0418.1418.140.50%6,608
Jul 14, 202618.2918.2918.0518.0518.05-1.37%3,368
Jul 13, 202617.1318.4517.0218.3018.306.09%34,796