System1, Inc. (SST) Stock Price History
Historical prices from 2020 to 2026
- 1M
- +59.6%
- 3M
- +29.4%
- YTD
- -28.0%
- 1Y
- -61.2%
- 3Y
- -37.3%
- 5Y
- -50.1%
Loading 10-year price history...
SST Historical Performance
SST Annual Returns
Year-by-year price performance · 2020–2026
- 2020 annual price return
- +7.7%
- 2021 annual price return
- -6.4%
- 2022 annual price return
- -53.0%
- 2023 annual price return
- -52.4%
- 2024 annual price return
- -59.5%
- 2025 annual price return
- -54.0%
- 2026 annual price return
- -58.2%
SST Stock Price Trajectory (2020–2026)
As of September 25, 2026, System1, Inc. (SST) trades at $3.08, representing a -61.2% return over the past year. The stock has delivered a -96.9% total return over five years (-50.1% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $371.00 on April 5, 2022. From this peak, SST has corrected -99.2%, currently trading 1% below its 200-day moving average, suggesting potential weakness.
When compared to Technology sector peers TPVG (-18.8% 1Y), QNST (-11.7% 1Y), and RAMP (+33.0% 1Y), SST has underperformed the peer group average. Compare SST vs TPVG →
SST Historical Price Data · from 2020
Rows 1–50 of 1,540| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-09-24 | 3.15 | 3.23 | 3.01 | 3.08 | 257K | -1.91% |
| 2026-09-23 | 3.46 | 3.70 | 3.09 | 3.14 | 332K | -8.05% |
| 2026-09-22 | 3.85 | 3.85 | 3.39 | 3.42 | 240K | -11.98% |
| 2026-09-21 | 3.48 | 4.34 | 3.33 | 3.88 | 831K | +16.52% |
| 2026-09-18 | 3.21 | 3.53 | 3.15 | 3.33 | 339K | +3.42% |
| 2026-09-17 | 3.13 | 3.24 | 3.06 | 3.22 | 135K | +3.87% |
| 2026-09-16 | 3.31 | 3.31 | 3.04 | 3.10 | 166K | -6.63% |
| 2026-09-15 | 3.23 | 3.35 | 3.15 | 3.32 | 196K | +1.84% |
| 2026-09-14 | 3.43 | 3.51 | 3.21 | 3.26 | 290K | -4.68% |
| 2026-09-11 | 4.10 | 4.18 | 3.41 | 3.42 | 371K | -10.94% |
| 2026-09-10 | 4.22 | 4.70 | 3.75 | 3.84 | 652K | -12.93% |
| 2026-09-09 | 5.05 | 5.15 | 4.30 | 4.41 | 998K | -11.80% |
| 2026-09-08 | 4.04 | 5.45 | 3.85 | 5.00 | 6.00M | +30.55% |
| 2026-09-04 | 4.00 | 4.45 | 3.42 | 3.83 | 2.00M | +3.51% |
| 2026-09-03 | 3.25 | 3.78 | 3.19 | 3.70 | 2.08M | +22.92% |
| 2026-09-02 | 2.98 | 3.30 | 2.68 | 3.01 | 1.75M | +5.99% |
| 2026-09-01 | 2.50 | 2.85 | 2.28 | 2.84 | 2.10M | +26.79% |
| 2026-08-31 | 1.98 | 2.63 | 1.91 | 2.24 | 9.00M | +18.52% |
| 2026-08-28 | 1.89 | 1.92 | 1.84 | 1.89 | 41K | +1.61% |
| 2026-08-27 | 1.90 | 1.94 | 1.82 | 1.86 | 57K | +0.54% |
| 2026-08-26 | 1.97 | 1.97 | 1.84 | 1.85 | 92K | -2.12% |
| 2026-08-25 | 1.91 | 1.94 | 1.75 | 1.89 | 90K | -2.07% |
| 2026-08-24 | 1.97 | 2.00 | 1.79 | 1.93 | 139K | 0.00% |
| 2026-08-21 | 1.92 | 2.05 | 1.88 | 1.93 | 30K | -0.52% |
| 2026-08-20 | 2.01 | 2.07 | 1.85 | 1.94 | 48K | -5.83% |
| 2026-08-19 | 2.04 | 2.14 | 1.98 | 2.06 | 56K | +0.98% |
| 2026-08-18 | 2.22 | 2.31 | 1.92 | 2.04 | 136K | -7.69% |
| 2026-08-17 | 2.30 | 2.68 | 2.11 | 2.21 | 350K | -5.96% |
| 2026-08-14 | 1.73 | 2.41 | 1.73 | 2.35 | 3.44M | +38.24% |
| 2026-08-13 | 1.86 | 1.94 | 1.67 | 1.70 | 110K | -10.05% |
| 2026-08-12 | 1.71 | 2.00 | 1.66 | 1.89 | 155K | +11.18% |
| 2026-08-11 | 1.69 | 1.73 | 1.63 | 1.70 | 61K | 0.00% |
| 2026-08-10 | 1.66 | 1.76 | 1.66 | 1.70 | 46K | +1.80% |
| 2026-08-07 | 1.70 | 1.75 | 1.61 | 1.67 | 56K | +0.60% |
| 2026-08-06 | 1.65 | 1.69 | 1.60 | 1.66 | 44K | -1.19% |
| 2026-08-05 | 1.99 | 2.00 | 1.68 | 1.68 | 80K | -16.42% |
| 2026-08-04 | 1.83 | 2.06 | 1.79 | 2.01 | 67K | +14.20% |
| 2026-08-03 | 1.71 | 1.80 | 1.70 | 1.76 | 30K | +1.15% |
| 2026-07-31 | 1.78 | 1.85 | 1.69 | 1.74 | 15K | -1.69% |
| 2026-07-30 | 1.75 | 1.80 | 1.71 | 1.77 | 30K | +1.72% |
| 2026-07-29 | 1.78 | 1.85 | 1.71 | 1.74 | 29K | -4.92% |
| 2026-07-28 | 1.90 | 1.92 | 1.77 | 1.83 | 56K | -4.19% |
| 2026-07-27 | 1.80 | 1.98 | 1.80 | 1.91 | 58K | +4.37% |
| 2026-07-24 | 1.85 | 2.12 | 1.80 | 1.83 | 201K | +1.10% |
| 2026-07-23 | 1.77 | 1.84 | 1.65 | 1.81 | 35K | +0.56% |
| 2026-07-22 | 1.75 | 1.85 | 1.72 | 1.80 | 60K | +3.45% |
| 2026-07-21 | 1.70 | 1.79 | 1.63 | 1.74 | 107K | -0.57% |
| 2026-07-20 | 1.75 | 1.82 | 1.44 | 1.75 | 695K | -0.57% |
| 2026-07-17 | 1.86 | 1.90 | 1.75 | 1.76 | 85K | -7.85% |
| 2026-07-16 | 2.52 | 2.56 | 1.91 | 1.91 | 270K | -24.80% |
SST Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
SST — Frequently Asked Questions
Quick answers to the most common questions about buying SST stock.
How has SST stock performed recently?
SST declined -61.2% over the past year, below its 5-year annualized CAGR of -50.1%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is SST's all-time high price?
System1, Inc. reached $371.00 on 2022-04-05. The 52-week high is $9.30. Current 1-year return of -61.2% places the stock further from historical peaks.
Where can I download SST historical price data?
This page provides SST daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2020-2026, downloadable in CSV format.