System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
3.050
-0.070 (-2.24%)
At close: Jun 17, 2026, 4:00 PM EDT
3.060
+0.010 (0.33%)
After-hours: Jun 17, 2026, 7:08 PM EDT

System1 Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jun 17, 20263.103.182.993.053.05-2.24%79,820
Jun 16, 20262.863.122.753.123.128.33%200,879
Jun 15, 20263.003.072.882.882.88-3.36%64,222
Jun 12, 20263.063.182.952.982.98-3.25%45,060
Jun 11, 20263.083.182.973.083.080.65%55,857
Jun 10, 20262.973.122.953.063.061.32%65,356
Jun 9, 20263.103.223.013.023.02-1.95%65,476
Jun 8, 20263.073.223.003.083.080.98%41,067
Jun 5, 20263.343.343.033.053.05-9.50%86,330
Jun 4, 20263.243.503.103.373.371.51%109,925
Jun 3, 20263.463.463.113.323.32-5.95%103,395
Jun 2, 20263.473.883.333.533.530.57%218,834
Jun 1, 20263.003.782.903.513.5117.39%632,332
May 29, 20262.853.002.792.992.994.18%151,170
May 28, 20262.873.012.802.872.87-0.69%173,189
May 27, 20262.772.922.712.892.891.76%82,522
May 26, 20262.923.062.752.842.84-3.73%271,861
May 22, 20262.572.992.572.952.9514.79%246,235
May 21, 20262.612.762.432.572.57-304,186
May 20, 20262.802.882.542.572.57-8.21%175,226
May 19, 20262.872.952.752.802.80-4.11%185,511
May 18, 20263.023.102.882.922.92-3.31%198,295
May 15, 20263.203.332.893.023.02-5.03%365,775
May 14, 20263.433.503.163.183.18-9.92%462,911
May 13, 20263.263.883.253.533.53-20.67%984,727
May 12, 20263.835.203.814.454.4516.19%1,532,318
May 11, 20263.734.203.603.833.83-2.30%405,804
May 8, 20263.804.053.413.923.92-527,422
May 7, 20264.304.353.903.923.92-12.11%557,114
May 6, 20264.244.684.114.464.4612.06%1,504,338
May 5, 20263.693.983.463.983.987.28%698,391
May 4, 20263.513.783.353.713.71-5.84%902,440
May 1, 20263.694.303.613.943.9421.60%10,177,452
Apr 30, 20263.413.573.153.243.24-11.72%497,848
Apr 29, 20263.863.863.443.673.67-7.09%436,905
Apr 28, 20263.824.053.563.953.95-1.74%635,342
Apr 27, 20263.804.353.664.024.023.08%1,554,637
Apr 24, 20264.704.973.783.903.901.83%8,779,510
Apr 23, 20263.004.332.753.833.8336.79%29,897,729
Apr 22, 20262.632.872.552.802.807.28%789,805
Apr 21, 20262.842.922.442.612.61-2.61%1,089,687
Apr 20, 20262.453.602.402.682.6824.65%11,303,663
Apr 17, 20262.242.302.102.152.15-4.87%202,099
Apr 16, 20262.102.462.102.262.267.11%532,986
Apr 15, 20262.182.262.012.112.11-6.64%300,169
Apr 14, 20262.412.442.052.262.26-6.22%344,793
Apr 13, 20262.512.602.222.412.41-5.86%621,666
Apr 10, 20262.643.052.452.562.562.40%769,897
Apr 9, 20263.073.072.402.502.50-17.76%693,420
Apr 8, 20263.563.652.803.043.04-13.39%634,352