System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
2.510
+0.230 (10.09%)
At close: Jun 26, 2026, 4:00 PM EDT
2.380
-0.130 (-5.18%)
After-hours: Jun 26, 2026, 7:40 PM EDT

System1 Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jun 26, 20262.272.592.272.512.5110.09%139,020
Jun 25, 20262.392.462.262.282.28-4.20%57,282
Jun 24, 20262.692.792.372.382.38-13.14%116,148
Jun 23, 20262.792.882.672.742.74-0.72%34,819
Jun 22, 20262.812.892.762.762.76-3.16%38,518
Jun 18, 20263.103.102.812.852.85-6.56%33,141
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
Apr 7, 20263.693.903.423.513.51-5.14%531,255
Apr 6, 20263.404.183.363.703.703.64%1,329,965
Apr 2, 20264.355.603.453.573.57-31.61%2,677,226
Apr 1, 20263.195.803.125.225.2272.85%17,563,520
Mar 31, 20264.044.172.793.023.02-3.82%5,808,813
Mar 30, 20263.184.473.003.143.14-5.42%14,332,033
Mar 27, 20261.414.751.413.323.32142.34%89,537,909
Mar 26, 20261.461.581.351.371.37-8.67%43,211
Mar 25, 20261.501.631.481.501.505.63%44,023
Mar 24, 20261.581.661.401.421.42-11.25%51,152
Mar 23, 20261.821.851.491.601.60-7.51%114,758
Mar 20, 20261.701.861.521.731.7314.57%105,460
Mar 19, 20261.701.741.481.511.51-11.18%26,183
Mar 18, 20261.661.811.661.701.70-1.16%17,958
Mar 17, 20261.801.931.601.721.72-6.52%29,176
Mar 16, 20262.012.011.751.841.84-8.46%74,975
Mar 13, 20262.282.401.802.012.01-4.29%61,742
Mar 12, 20262.422.571.952.102.10-17.00%85,604
Mar 11, 20262.822.822.532.532.53-9.64%13,445
Mar 10, 20262.912.912.632.802.80-3.45%20,568
Mar 9, 20262.952.952.802.902.90-5.54%14,813
Mar 6, 20263.133.132.823.073.07-3.76%22,067
Mar 5, 20263.163.202.893.193.193.57%18,275
Mar 4, 20263.133.253.013.083.08-1.28%11,429
Mar 3, 20263.053.123.023.123.12-3.11%1,598
Mar 2, 20263.333.532.953.223.22-2.72%12,677
Feb 27, 20263.443.513.183.313.31-1.19%11,394
Feb 26, 20263.223.373.223.353.354.36%5,819
Feb 25, 20263.373.503.163.213.21-2.13%8,014
Feb 24, 20263.313.343.213.283.28-0.61%3,404
Feb 23, 20263.573.573.303.303.30-6.01%6,053
Feb 20, 20263.253.513.233.513.515.12%4,406
Feb 19, 20263.343.493.343.343.34-0.89%4,902
Feb 18, 20263.243.413.113.373.375.64%24,322
Feb 17, 20263.293.363.193.193.19-3.92%5,954
Feb 13, 20263.403.503.273.323.321.84%5,692
Feb 12, 20263.513.513.263.263.26-5.78%5,219
Feb 11, 20263.673.703.463.463.46-6.74%6,647
Feb 10, 20263.713.713.713.713.713.63%1,346
Feb 9, 20263.723.723.453.583.58-2.19%6,787
Feb 6, 20263.793.863.593.663.66-5.86%6,567
Feb 5, 20263.953.953.743.893.89-3.04%6,036
Feb 4, 20264.074.073.874.014.010.30%5,441
Feb 3, 20264.074.253.894.004.001.99%7,980