System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
3.830
+0.070 (1.86%)
At close: Sep 4, 2026, 4:00 PM EDT
3.874
+0.044 (1.14%)
After-hours: Sep 4, 2026, 7:59 PM EDT

System1 Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 4, 20264.004.453.423.833.831.86%1,996,844
Sep 3, 20263.253.873.163.763.7624.92%2,132,013
Sep 2, 20262.733.302.683.013.015.99%1,773,367
Sep 1, 20262.502.852.282.842.8426.79%2,198,931
Aug 31, 20261.962.631.912.242.2418.52%9,173,506
Aug 28, 20261.821.921.811.891.891.61%41,276
Aug 27, 20261.891.941.821.861.860.54%57,142
Aug 26, 20261.852.011.851.851.85-2.12%91,863
Aug 25, 20261.911.941.751.891.89-2.07%89,906
Aug 24, 20261.972.001.791.931.93-139,346
Aug 21, 20261.922.061.881.931.93-0.52%30,282
Aug 20, 20262.012.071.851.941.94-5.83%47,572
Aug 19, 20262.042.141.982.062.060.98%55,805
Aug 18, 20262.222.311.922.042.04-7.69%135,867
Aug 17, 20262.302.682.112.212.21-5.96%350,442
Aug 14, 20261.732.411.732.352.3538.24%3,435,389
Aug 13, 20261.861.941.671.701.70-10.05%110,379
Aug 12, 20261.712.001.661.891.8911.18%154,532
Aug 11, 20261.691.731.631.701.70-61,178
Aug 10, 20261.661.761.661.701.701.80%45,471
Aug 7, 20261.701.751.611.671.670.60%55,856
Aug 6, 20261.651.691.601.661.66-1.19%43,734
Aug 5, 20261.992.001.681.681.68-16.42%79,621
Aug 4, 20261.832.061.792.012.0114.20%66,891
Aug 3, 20261.711.801.701.761.761.15%30,398
Jul 31, 20261.781.851.691.741.74-1.69%15,108
Jul 30, 20261.751.801.711.771.771.72%30,105
Jul 29, 20261.781.851.711.741.74-4.92%28,792
Jul 28, 20261.901.921.771.831.83-4.19%55,841
Jul 27, 20261.801.981.801.911.914.37%58,365
Jul 24, 20261.852.121.801.831.831.10%201,337
Jul 23, 20261.771.841.651.811.810.56%35,081
Jul 22, 20261.751.851.721.801.803.45%60,428
Jul 21, 20261.701.791.631.741.74-0.57%106,690
Jul 20, 20261.751.821.441.751.75-0.57%694,788
Jul 17, 20261.861.901.751.761.76-7.85%84,722
Jul 16, 20262.522.561.911.911.91-24.80%269,814
Jul 15, 20262.622.672.522.542.54-2.31%14,954
Jul 14, 20262.592.702.532.602.60-0.38%24,074
Jul 13, 20262.712.772.582.612.61-1.88%29,112
Jul 10, 20262.602.742.502.662.662.31%16,492
Jul 9, 20262.542.652.522.602.601.56%24,293
Jul 8, 20262.512.662.502.562.56-0.39%24,076
Jul 7, 20262.752.792.512.572.57-8.54%37,435
Jul 6, 20262.542.872.412.812.8112.40%78,403
Jul 2, 20262.562.562.252.502.50-1.57%110,103
Jul 1, 20262.362.602.362.542.549.96%56,607
Jun 30, 20262.422.532.312.312.31-4.55%32,922
Jun 29, 20262.542.602.362.422.42-3.59%84,430
Jun 26, 20262.272.592.272.512.5110.09%139,030