Kosmos Energy Ltd. (KOS) P/E Ratio History
Historical price-to-earnings valuation from 2011 to 2024
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KOS Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 7, 2026, Kosmos Energy Ltd. (KOS) trades at a price-to-earnings ratio of -2.0x, with a stock price of $2.89 and trailing twelve-month earnings per share of $-1.61.
The current P/E is 103% below its 5-year average of 66.8x. Over the past five years, KOS's P/E has ranged from a low of 5.5x to a high of 553.1x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Energy sector median P/E of 16.9x, KOS trades at a 112% discount to its sector peers. The sector includes 174 companies with P/E ratios ranging from 3.2x to 190.3x.
Relative to the broader market, KOS 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 KOS 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.
KOS P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $627M | 10.8 | - | -1% | |
| $14B | 9.6 | - | +75%Best | |
| $3B | 5.1 | - | -15% | |
| $7B | 9.5 | - | -15% | |
| $2B | 3.2Lowest | 0.15Best | -6% | |
| $15B | 12.5 | - | +14% | |
| $8B | 190.3 | - | -95% | |
| $55B | 18.3 | - | +29% | |
| $18B | 16.6 | - | -12% | |
| $83B | 23.5 | - | -24% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
KOS Historical P/E Data (2011–2024)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2024 Q4 | $3.42 | $0.39 | 8.8x | -89% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $4.03 | $0.44 | 9.2x | -88% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $5.54 | $0.53 | 10.5x | -87% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $5.96 | $0.46 | 13.0x | -83% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $6.71 | $0.44 | 15.3x | -80% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $8.18 | $0.15 | 55.0x | -29% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $5.99 | $0.44 | 13.7x | -82% |
| FY2023 Q1 | Fri Mar 31 2023 00:00:00 GM | $7.44 | $0.64 | 11.6x | -85% |
| FY2022 Q4 | Sat Dec 31 2022 00:00:00 GM | $6.36 | $0.47 | 13.4x | -83% |
| FY2022 Q3 | Fri Sep 30 2022 00:00:00 GM | $5.17 | $0.94 | 5.5x | -93% |
| FY2022 Q2 | $6.19 | $0.40 | 15.4x | -80% | |
| FY2022 Q1 | $7.19 | $0.01 | 553.1x | +609% |
Average P/E for displayed period: 78.0x
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Start ComparisonKOS — Frequently Asked Questions
Quick answers to the most common questions about buying KOS stock.
Is KOS stock overvalued or undervalued?
KOS trades at -2.0x P/E, below its 5-year average of 66.8x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does KOS's valuation compare to peers?
Kosmos Energy Ltd. P/E of -2.0x compares to sector median of 16.9x. The discount suggests lower growth expectations or higher risk.
What is KOS's PEG ratio?
KOS PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2011-2024.