System1, Inc. (SST) P/E Ratio History
Historical price-to-earnings valuation from 2021 to 2021
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SST Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 6, 2026, System1, Inc. (SST) trades at a price-to-earnings ratio of -0.5x, with a stock price of $4.46 and trailing twelve-month earnings per share of $-8.08.
The current P/E is 100% below its 5-year average of 266.0x. Over the past five years, SST's P/E has ranged from a low of 90.5x to a high of 441.5x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.9x, SST trades at a 102% discount to its sector peers. The sector includes 415 companies with P/E ratios ranging from 0.0x to 185.4x.
Relative to the broader market, SST trades at a notable discount to the S&P 500 median P/E of 25.2x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our SST DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
SST P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $226M | 4.6Lowest | 4.50 | +49% | |
| $742M | 161.3 | - | +114% | |
| $4B | 40.4 | 1.14Best | -10% | |
| $2B | 14.1 | - | +494%Best | |
| $2B | 45.0 | - | +413% | |
| $4.8T | 36.8 | 1.23 | +34% | |
| $1.6T | 26.1 | 1.42 | -2% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
SST Historical P/E Data (2021–2021)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2021 Q4 | Fri Dec 31 2021 00:00:00 GM | $99.60 | $0.23 | 441.5x | +66% |
| FY2021 Q3 | $99.10 | $1.10 | 90.5x | -66% |
Average P/E for displayed period: 266.0x
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Start ComparisonSST — Frequently Asked Questions
Quick answers to the most common questions about buying SST stock.
Is SST stock overvalued or undervalued?
SST trades at -0.5x P/E, below its 5-year average of 266.0x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does SST's valuation compare to peers?
System1, Inc. P/E of -0.5x compares to sector median of 25.9x. The discount suggests lower growth expectations or higher risk.
What is SST's PEG ratio?
SST PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2021-2021.