CarParts.com, Inc. (PRTS) P/E Ratio History
Historical price-to-earnings valuation from 2007 to 2018
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PRTS Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, CarParts.com, Inc. (PRTS) trades at a price-to-earnings ratio of -1.0x, with a stock price of $0.85 and trailing twelve-month earnings per share of $-0.82.
The current P/E is 101% below its 5-year average of 170.1x. Over the past five years, PRTS's P/E has ranged from a low of 3.5x to a high of 1178.3x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Consumer Cyclical sector median P/E of 19.4x, PRTS trades at a 105% discount to its sector peers. The sector includes 302 companies with P/E ratios ranging from 0.1x to 199.2x.
Relative to the broader market, PRTS trades at a notable discount to the S&P 500 median P/E of 25.1x. 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 PRTS 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.
PRTS P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $79B | 31.8 | 2.55 | +10% | |
| $59B | 24.5 | 1.63 | -3% | |
| $3B | 78.4 | - | +113% | |
| $15B | 223.9 | - | -93% | |
| $7B | 12.2Lowest | 5.15 | -11% | |
| $871M | 21.4 | - | -24% | |
| $5B | 54.0 | - | +264%Best | |
| $2.9T | 37.8 | 1.35Best | +30% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
PRTS Historical P/E Data (2007–2018)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2018 Q1 | Sat Mar 31 2018 00:00:00 GM | $2.05 | $0.58 | 3.5x | -98% |
| FY2017 Q4 | Sun Dec 31 2017 00:00:00 GM | $2.52 | $0.59 | 4.3x | -97% |
| FY2017 Q3 | Sat Sep 30 2017 00:00:00 GM | $2.89 | $0.67 | 4.3x | -97% |
| FY2017 Q2 | Sat Jul 01 2017 00:00:00 GM | $3.23 | $0.65 | 5.0x | -97% |
| FY2017 Q1 | Sat Apr 01 2017 00:00:00 GM | $3.35 | $0.01 | 385.1x | +126% |
| FY2016 Q4 | Sat Dec 31 2016 00:00:00 GM | $3.52 | $0.03 | 122.6x | -28% |
| FY2016 Q3 | Sat Oct 01 2016 00:00:00 GM | $3.29 | $0.05 | 60.7x | -64% |
| FY2016 Q2 | Sat Jul 02 2016 00:00:00 GM | $3.98 | $0.06 | 72.2x | -58% |
| FY2016 Q1 | Sat Apr 02 2016 00:00:00 GM | $2.71 | $0.00 | 1178.3x | +593% |
| FY2010 Q2 | Sat Jul 03 2010 00:00:00 GM | $6.08 | $0.11 | 55.5x | -67% |
| FY2010 Q1 | Sat Apr 03 2010 00:00:00 GM | $7.37 | $0.12 | 61.6x | -64% |
| FY2009 Q4 | $5.20 | $0.05 | 110.9x | -35% |
Average P/E for displayed period: 170.1x
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Start ComparisonPRTS — Frequently Asked Questions
Quick answers to the most common questions about buying PRTS stock.
Is PRTS stock overvalued or undervalued?
PRTS trades at -1.0x P/E, below its 5-year average of 170.1x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does PRTS's valuation compare to peers?
CarParts.com, Inc. P/E of -1.0x compares to sector median of 19.4x. The discount suggests lower growth expectations or higher risk.
What is PRTS's PEG ratio?
PRTS PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2007-2018.