System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
5.79
-0.39 (-6.31%)
Oct 28, 2025, 4:00 PM EDT - Market closed

System1 Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 28, 20256.106.145.755.795.79-6.31%10,451
Oct 27, 20256.256.606.066.186.180.32%25,886
Oct 24, 20256.096.355.906.166.163.53%8,009
Oct 23, 20256.016.275.785.955.952.06%31,607
Oct 22, 20256.847.085.705.835.83-15.14%67,138
Oct 21, 20256.916.996.736.876.87-0.72%18,207
Oct 20, 20256.817.266.816.926.921.32%40,486
Oct 17, 20257.147.246.716.836.83-4.21%13,982
Oct 16, 20257.697.947.137.137.13-9.17%45,060
Oct 15, 20257.888.187.337.857.85-1.13%38,308
Oct 14, 20257.498.197.497.947.943.52%17,706
Oct 13, 20257.707.927.567.677.67-0.78%19,625
Oct 10, 20257.748.097.607.737.73-1.65%18,539
Oct 9, 20257.917.977.587.867.86-0.38%6,406
Oct 8, 20257.898.137.657.897.893.54%13,341
Oct 7, 20258.148.147.507.627.62-4.99%15,295
Oct 6, 20257.938.397.718.028.020.88%26,151
Oct 3, 20257.489.307.487.957.954.33%78,659
Oct 2, 20257.217.957.087.627.626.87%22,211
Oct 1, 20257.007.166.707.137.131.28%30,666
Sep 30, 20257.117.236.947.047.04-3.69%18,890
Sep 29, 20257.387.497.167.317.31-0.95%13,659
Sep 26, 20257.237.567.117.387.380.54%8,314
Sep 25, 20257.897.896.967.347.34-7.44%24,274
Sep 24, 20258.058.207.737.937.93-0.38%14,107
Sep 23, 20258.629.057.707.967.96-8.08%33,723
Sep 22, 20258.448.798.308.668.662.97%27,260
Sep 19, 20258.538.738.278.418.41-4.76%45,674
Sep 18, 20258.849.278.508.838.835.62%54,296
Sep 17, 20258.698.728.218.368.36-1.18%27,988
Sep 16, 20258.928.968.318.468.46-4.51%22,632
Sep 15, 20258.839.008.598.868.86-0.67%49,942
Sep 12, 20258.688.998.418.928.921.94%51,660
Sep 11, 20258.008.828.008.758.758.02%59,003
Sep 10, 20257.998.227.678.108.102.79%33,030
Sep 9, 20257.748.077.517.887.881.94%35,688
Sep 8, 20257.597.857.547.737.73-0.51%23,607
Sep 5, 20257.457.907.247.777.774.02%31,305
Sep 4, 20257.177.496.927.477.475.06%30,074
Sep 3, 20256.887.186.627.117.114.25%39,610
Sep 2, 20257.017.256.706.826.82-4.21%54,889
Aug 29, 20257.257.806.907.127.12-3.91%31,755
Aug 28, 20257.707.937.227.417.41-2.37%61,380
Aug 27, 20257.337.967.257.597.594.40%45,431
Aug 26, 20258.288.287.187.277.27-10.25%58,328
Aug 25, 20257.268.326.758.108.108.00%88,755
Aug 22, 20256.797.666.517.507.5011.44%80,872
Aug 21, 20256.337.466.176.736.734.83%91,773
Aug 20, 20256.586.906.126.426.42-2.73%87,589
Aug 19, 20255.956.855.956.606.609.45%59,634