Kosmos Energy Ltd. (KOS) Stock Price History
Historical prices from 2011 to 2026
- 1M
- -23.7%
- 3M
- -7.9%
- YTD
- +175.3%
- 1Y
- +12.9%
- 3Y
- -26.0%
- 5Y
- -4.5%
Loading 10-year price history...
KOS Historical Performance
KOS Annual Returns
Year-by-year price performance · 2011–2026
- 2011 annual price return
- -32.8%
- 2012 annual price return
- -2.8%
- 2013 annual price return
- -11.6%
- 2014 annual price return
- -25.2%
- 2015 annual price return
- -38.7%
- 2016 annual price return
- +31.3%
- 2017 annual price return
- -5.5%
- 2018 annual price return
- -41.7%
- 2019 annual price return
- +38.3%
- 2020 annual price return
- -58.4%
- 2021 annual price return
- +46.6%
- 2022 annual price return
- +66.5%
- 2023 annual price return
- +12.0%
- 2024 annual price return
- -49.2%
- 2025 annual price return
- -75.5%
- 2026 annual price return
- +161.8%
KOS Stock Price Trajectory (2011–2026)
As of June 22, 2026, Kosmos Energy Ltd. (KOS) trades at $2.45, representing a +12.9% return over the past year. The stock has delivered a -20.7% total return over five years (-4.5% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $19.70 on May 11, 2011. From this peak, KOS has corrected -87.6%, currently trading 26% above its 200-day moving average, indicating continued institutional support.
When compared to Energy sector peers EGY (+42.3% 1Y), APA (+62.6% 1Y), and SM (-1.5% 1Y), KOS has underperformed the peer group average. Compare KOS vs EGY →
KOS Historical Price Data · from 2011
Rows 1–50 of 3,800| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-18 | 2.48 | 2.48 | 2.33 | 2.45 | 17.52M | -2.00% |
| 2026-06-17 | 2.50 | 2.58 | 2.45 | 2.50 | 10.89M | +0.40% |
| 2026-06-16 | 2.50 | 2.53 | 2.44 | 2.49 | 13.24M | -1.97% |
| 2026-06-15 | 2.72 | 2.73 | 2.53 | 2.54 | 13.46M | -11.50% |
| 2026-06-12 | 2.83 | 2.96 | 2.81 | 2.87 | 7.34M | -0.69% |
| 2026-06-11 | 3.03 | 3.10 | 2.86 | 2.89 | 8.81M | -3.02% |
| 2026-06-10 | 2.85 | 3.08 | 2.83 | 2.98 | 11.33M | +6.81% |
| 2026-06-09 | 2.86 | 2.88 | 2.66 | 2.79 | 8.60M | -4.12% |
| 2026-06-08 | 2.90 | 2.93 | 2.86 | 2.91 | 6.82M | +3.56% |
| 2026-06-05 | 2.98 | 3.03 | 2.79 | 2.81 | 9.64M | -6.95% |
| 2026-06-04 | 2.92 | 3.03 | 2.91 | 3.02 | 6.52M | +1.00% |
| 2026-06-03 | 3.00 | 3.09 | 2.95 | 2.99 | 8.09M | +0.67% |
| 2026-06-02 | 2.89 | 3.02 | 2.87 | 2.97 | 8.80M | +2.06% |
| 2026-06-01 | 2.90 | 3.07 | 2.85 | 2.91 | 13.94M | +3.93% |
| 2026-05-29 | 2.71 | 2.81 | 2.69 | 2.80 | 8.18M | +2.19% |
| 2026-05-28 | 2.73 | 2.77 | 2.70 | 2.74 | 7.86M | +2.62% |
| 2026-05-27 | 2.77 | 2.77 | 2.65 | 2.67 | 13.58M | -6.32% |
| 2026-05-26 | 2.94 | 3.00 | 2.83 | 2.85 | 8.96M | -5.94% |
| 2026-05-22 | 3.07 | 3.12 | 2.98 | 3.03 | 1.04M | -2.88% |
| 2026-05-21 | 3.10 | 3.18 | 2.94 | 3.12 | 20.80M | +3.65% |
| 2026-05-20 | 3.12 | 3.29 | 2.99 | 3.01 | 12.56M | -5.35% |
| 2026-05-19 | 3.22 | 3.27 | 3.12 | 3.18 | 9.63M | -0.93% |
| 2026-05-18 | 3.19 | 3.34 | 3.17 | 3.21 | 13.67M | -0.47% |
| 2026-05-15 | 2.98 | 3.26 | 2.97 | 3.23 | 14.63M | +10.07% |
| 2026-05-14 | 2.96 | 3.00 | 2.92 | 2.93 | 6.28M | -2.01% |
| 2026-05-13 | 3.07 | 3.09 | 2.96 | 2.99 | 8.31M | -3.55% |
| 2026-05-12 | 2.96 | 3.10 | 2.96 | 3.10 | 13.72M | +7.64% |
| 2026-05-11 | 2.85 | 2.93 | 2.77 | 2.88 | 12.29M | +4.73% |
| 2026-05-08 | 2.84 | 2.88 | 2.75 | 2.75 | 7.59M | -4.84% |
| 2026-05-07 | 2.85 | 2.94 | 2.73 | 2.89 | 16.40M | 0.00% |
| 2026-05-06 | 2.89 | 3.04 | 2.87 | 2.89 | 21.74M | -7.67% |
| 2026-05-05 | 3.16 | 3.24 | 2.95 | 3.13 | 5.17M | -4.28% |
| 2026-05-04 | 3.25 | 3.32 | 3.22 | 3.27 | 17.92M | +2.19% |
| 2026-05-01 | 3.07 | 3.21 | 2.98 | 3.20 | 18.12M | +3.90% |
| 2026-04-30 | 2.97 | 3.10 | 2.93 | 3.08 | 22.94M | +1.32% |
| 2026-04-29 | 3.05 | 3.12 | 2.94 | 3.04 | 15.29M | +3.05% |
| 2026-04-28 | 3.05 | 3.13 | 2.94 | 2.95 | 17.17M | +0.68% |
| 2026-04-27 | 2.88 | 2.95 | 2.86 | 2.93 | 9.07M | +4.27% |
| 2026-04-24 | 2.84 | 2.87 | 2.72 | 2.81 | 12.13M | -2.09% |
| 2026-04-23 | 2.82 | 2.91 | 2.75 | 2.87 | 14.38M | +0.70% |
| 2026-04-22 | 2.67 | 2.85 | 2.66 | 2.85 | 14.20M | +7.95% |
| 2026-04-21 | 2.53 | 2.66 | 2.53 | 2.64 | 10.86M | +5.18% |
| 2026-04-20 | 2.52 | 2.55 | 2.46 | 2.51 | 12.92M | +1.21% |
| 2026-04-17 | 2.37 | 2.51 | 2.33 | 2.48 | 20.13M | -6.06% |
| 2026-04-16 | 2.60 | 2.70 | 2.59 | 2.64 | 10.47M | +2.33% |
| 2026-04-15 | 2.51 | 2.66 | 2.49 | 2.58 | 13.67M | +3.20% |
| 2026-04-14 | 2.58 | 2.60 | 2.47 | 2.50 | 14.59M | -4.58% |
| 2026-04-13 | 2.67 | 2.71 | 2.58 | 2.62 | 20.55M | +1.95% |
| 2026-04-10 | 2.55 | 2.62 | 2.47 | 2.57 | 15.38M | +0.98% |
| 2026-04-09 | 2.75 | 2.76 | 2.52 | 2.54 | 26.70M | -8.29% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
KOS — Frequently Asked Questions
Quick answers to the most common questions about buying KOS stock.
How has KOS stock performed recently?
KOS returned +12.9% over the past year, beating its 5-year annualized CAGR of -4.5%. The stock trades above its 200-day moving average, confirming the uptrend.
What is KOS's all-time high price?
Kosmos Energy Ltd. reached $19.70 on 2011-05-11. The 52-week high is $3.34. Current 1-year return of +12.9% places the stock closer to historical peaks.
Where can I download KOS historical price data?
This page provides KOS daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.