System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
4.170
-0.120 (-2.79%)
Jan 27, 2026, 9:57 AM EST - Market open

System1 Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jan 26, 20264.504.544.244.294.29-5.71%8,085
Jan 23, 20264.344.604.314.554.553.41%8,046
Jan 22, 20264.444.564.344.404.405.26%3,703
Jan 21, 20264.234.514.134.184.181.46%9,109
Jan 20, 20264.094.314.094.124.12-2.37%6,929
Jan 16, 20264.404.534.024.224.22-4.95%23,560
Jan 15, 20264.284.564.284.444.440.91%5,447
Jan 14, 20264.454.524.394.404.400.23%10,189
Jan 13, 20264.514.554.394.394.39-2.88%4,821
Jan 12, 20264.514.584.334.524.52-0.44%8,974
Jan 9, 20264.664.724.534.544.54-1.94%8,199
Jan 8, 20264.514.754.464.634.633.12%6,858
Jan 7, 20264.534.674.474.494.49-1.97%7,941
Jan 6, 20264.204.734.204.584.5810.10%31,069
Jan 5, 20264.214.574.164.164.16-2.80%20,724
Jan 2, 20264.004.423.924.284.289.18%12,674
Dec 31, 20254.434.633.913.923.92-9.26%43,330
Dec 30, 20254.264.414.164.324.320.47%19,216
Dec 29, 20254.594.664.224.304.30-6.72%16,225
Dec 26, 20254.774.774.544.614.61-10,756
Dec 24, 20254.364.644.364.614.61-1.07%3,273
Dec 23, 20254.554.754.494.664.662.85%16,058
Dec 22, 20254.554.774.404.534.53-0.42%15,681
Dec 19, 20254.474.634.404.554.551.79%9,402
Dec 18, 20254.224.614.184.474.476.68%31,512
Dec 17, 20254.294.294.104.194.190.24%33,523
Dec 16, 20254.154.294.074.184.180.72%10,905
Dec 15, 20254.374.374.154.154.15-5.47%12,872
Dec 12, 20254.304.574.134.394.393.78%13,668
Dec 11, 20254.124.694.054.234.231.93%62,625
Dec 10, 20254.255.004.154.154.15-2.35%52,676
Dec 9, 20254.384.504.104.254.25-2.52%19,894
Dec 8, 20254.235.254.124.364.365.83%131,882
Dec 5, 20253.964.283.964.124.125.10%37,492
Dec 4, 20253.834.203.833.923.921.03%13,188
Dec 3, 20253.614.003.543.883.887.18%32,695
Dec 2, 20253.703.813.613.623.62-4.23%11,701
Dec 1, 20253.734.013.693.783.78-14,118
Nov 28, 20253.643.953.643.783.783.00%7,715
Nov 26, 20253.493.753.493.673.674.86%23,096
Nov 25, 20253.463.623.453.503.50-0.28%12,600
Nov 24, 20253.373.593.243.513.514.46%12,907
Nov 21, 20253.453.613.083.363.36-2.04%50,704
Nov 20, 20253.433.593.423.433.430.29%25,792
Nov 19, 20253.924.333.423.423.42-11.17%31,674
Nov 18, 20253.813.973.423.853.858.15%17,249
Nov 17, 20253.533.823.493.563.56-0.56%23,730
Nov 14, 20253.593.933.463.583.58-2.19%33,677
Nov 13, 20253.844.043.563.663.66-7.81%23,647
Nov 12, 20254.254.333.973.973.97-8.31%23,378