System1, Inc. (SST)
NYSE: SST · Real-Time Price · USD
2.100
-0.130 (-5.83%)
At close: Oct 16, 2026, 4:00 PM EDT
2.160
+0.060 (2.86%)
After-hours: Oct 16, 2026, 7:51 PM EDT
System1 Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 16, 2026 | 2.32 | 2.45 | 2.06 | 2.10 | 2.10 | -5.83% | 119,438 |
| Oct 15, 2026 | 2.06 | 2.31 | 2.03 | 2.23 | 2.23 | 7.21% | 57,687 |
| Oct 14, 2026 | 2.12 | 2.21 | 2.02 | 2.08 | 2.08 | -3.70% | 45,021 |
| Oct 13, 2026 | 2.13 | 2.24 | 2.12 | 2.16 | 2.16 | -1.37% | 29,758 |
| Oct 12, 2026 | 2.32 | 2.33 | 2.04 | 2.19 | 2.19 | -6.41% | 97,147 |
| Oct 9, 2026 | 2.31 | 2.44 | 2.29 | 2.34 | 2.34 | 3.08% | 53,535 |
| Oct 8, 2026 | 2.31 | 2.47 | 2.26 | 2.27 | 2.27 | -3.40% | 45,834 |
| Oct 7, 2026 | 2.32 | 2.47 | 2.29 | 2.35 | 2.35 | -0.42% | 46,949 |
| Oct 6, 2026 | 2.31 | 2.49 | 2.30 | 2.36 | 2.36 | 2.61% | 103,194 |
| Oct 5, 2026 | 2.45 | 2.45 | 2.30 | 2.30 | 2.30 | -5.74% | 92,450 |
| Oct 2, 2026 | 2.64 | 2.65 | 2.35 | 2.44 | 2.44 | -7.58% | 87,160 |
| Oct 1, 2026 | 2.63 | 2.72 | 2.55 | 2.64 | 2.64 | 0.76% | 66,874 |
| Sep 30, 2026 | 2.72 | 2.75 | 2.60 | 2.62 | 2.62 | -2.96% | 41,254 |
| Sep 29, 2026 | 2.75 | 2.87 | 2.61 | 2.70 | 2.70 | -0.37% | 122,638 |
| Sep 28, 2026 | 2.85 | 2.98 | 2.71 | 2.71 | 2.71 | -3.90% | 120,577 |
| Sep 25, 2026 | 3.09 | 3.11 | 2.80 | 2.82 | 2.82 | -8.44% | 185,138 |
| Sep 24, 2026 | 3.15 | 3.27 | 3.00 | 3.08 | 3.08 | -1.91% | 257,126 |
| Sep 23, 2026 | 3.46 | 3.70 | 3.08 | 3.14 | 3.14 | -9.51% | 331,686 |
| Sep 22, 2026 | 3.93 | 4.15 | 3.39 | 3.47 | 3.47 | -10.57% | 242,088 |
| Sep 21, 2026 | 3.30 | 4.38 | 3.22 | 3.88 | 3.88 | 16.52% | 831,497 |
| Sep 18, 2026 | 3.24 | 3.53 | 3.06 | 3.33 | 3.33 | 3.42% | 338,557 |
| Sep 17, 2026 | 3.13 | 3.24 | 3.06 | 3.22 | 3.22 | 3.87% | 134,744 |
| Sep 16, 2026 | 3.31 | 3.31 | 3.04 | 3.10 | 3.10 | -6.63% | 166,319 |
| Sep 15, 2026 | 3.25 | 3.35 | 3.15 | 3.32 | 3.32 | 1.84% | 196,444 |
| Sep 14, 2026 | 3.41 | 3.51 | 3.21 | 3.26 | 3.26 | -4.68% | 290,156 |
| Sep 11, 2026 | 3.75 | 4.18 | 3.41 | 3.42 | 3.42 | -10.94% | 371,413 |
| Sep 10, 2026 | 4.25 | 4.70 | 3.73 | 3.84 | 3.84 | -12.93% | 651,756 |
| Sep 9, 2026 | 5.05 | 5.15 | 4.30 | 4.41 | 4.41 | -11.80% | 997,086 |
| Sep 8, 2026 | 4.04 | 5.45 | 3.81 | 5.00 | 5.00 | 30.55% | 5,994,367 |
| Sep 4, 2026 | 4.00 | 4.45 | 3.42 | 3.83 | 3.83 | 1.86% | 1,996,844 |
| Sep 3, 2026 | 3.25 | 3.87 | 3.16 | 3.76 | 3.76 | 24.92% | 2,132,013 |
| Sep 2, 2026 | 2.73 | 3.30 | 2.68 | 3.01 | 3.01 | 5.99% | 1,773,367 |
| Sep 1, 2026 | 2.50 | 2.85 | 2.28 | 2.84 | 2.84 | 26.79% | 2,198,931 |
| Aug 31, 2026 | 1.96 | 2.63 | 1.91 | 2.24 | 2.24 | 18.52% | 9,173,506 |
| Aug 28, 2026 | 1.82 | 1.92 | 1.81 | 1.89 | 1.89 | 1.61% | 41,276 |
| Aug 27, 2026 | 1.89 | 1.94 | 1.82 | 1.86 | 1.86 | 0.54% | 57,142 |
| Aug 26, 2026 | 1.85 | 2.01 | 1.85 | 1.85 | 1.85 | -2.12% | 91,863 |
| Aug 25, 2026 | 1.91 | 1.94 | 1.75 | 1.89 | 1.89 | -2.07% | 89,906 |
| Aug 24, 2026 | 1.97 | 2.00 | 1.79 | 1.93 | 1.93 | - | 139,346 |
| Aug 21, 2026 | 1.92 | 2.06 | 1.88 | 1.93 | 1.93 | -0.52% | 30,282 |
| Aug 20, 2026 | 2.01 | 2.07 | 1.85 | 1.94 | 1.94 | -5.83% | 47,572 |
| Aug 19, 2026 | 2.04 | 2.14 | 1.98 | 2.06 | 2.06 | 0.98% | 55,805 |
| Aug 18, 2026 | 2.22 | 2.31 | 1.92 | 2.04 | 2.04 | -7.69% | 135,867 |
| Aug 17, 2026 | 2.30 | 2.68 | 2.11 | 2.21 | 2.21 | -5.96% | 350,442 |
| Aug 14, 2026 | 1.73 | 2.41 | 1.73 | 2.35 | 2.35 | 38.24% | 3,435,389 |
| Aug 13, 2026 | 1.86 | 1.94 | 1.67 | 1.70 | 1.70 | -10.05% | 110,379 |
| Aug 12, 2026 | 1.71 | 2.00 | 1.66 | 1.89 | 1.89 | 11.18% | 154,532 |
| Aug 11, 2026 | 1.69 | 1.73 | 1.63 | 1.70 | 1.70 | - | 61,178 |
| Aug 10, 2026 | 1.66 | 1.76 | 1.66 | 1.70 | 1.70 | 1.80% | 45,471 |
| Aug 7, 2026 | 1.70 | 1.75 | 1.61 | 1.67 | 1.67 | 0.60% | 55,856 |