COST vs MNST Stock Comparison

Costco and Monster stock analysis with 20 years of historical data and interactive charts

Compare COST vs MNST

COST

Stock Price (September 2006) $32.36
Stock Price (August 2026) $943.89
10-Year Growth 239.86%
20-Year Growth 390.27%
Market Cap (August 2026) $382.77 Billion

MNST

Stock Price (September 2006) $2.29
Stock Price (August 2026) $45.92
10-Year Growth 114.44%
20-Year Growth 369.48%
Market Cap (August 2026) $74.91 Billion

20-Year Performance Chart

Interactive visualization of COST vs MNST stock performance (2006-2026)

20-Year Performance Data

Year COST MNST
2026 +10.61% -39.71%
2025 -4.72% +46.57%
2024 +41.65% -10.29%
2023 +50.06% +13.72%
2022 -18.91% +5.17%
2021 +50.48% +6.00%
2020 +33.77% +45.18%
2019 +44.95% +30.33%
2018 +9.31% -21.51%
2017 +22.66% +38.98%
2016 +1.51% -7.84%
2015 +19.06% +37.72%
2014 +21.70% +62.25%
2013 +18.57% +24.97%
2012 +26.45% +14.25%
2011 +16.32% +72.06%
2010 +23.18% +33.10%
2009 +12.50% +10.31%
2008 -22.18% -22.35%
2007 +33.30% +30.57%
2006 +11.94% +22.52%
20-Year Average Return for COST 19.51%
20-Year Average Return for MNST 18.47%

24 Months Performance

Month COST MNST
August 2026 -1.07% -1.83%
July 2026 +3.11% -1.00%
June 2026 -1.12% +7.88%
May 2026 -5.47% +14.21%
April 2026 +1.80% +5.91%
March 2026 -0.63% -10.61%
February 2026 +4.38% +5.18%
January 2026 +10.19% +6.04%
December 2025 -5.44% +0.95%
November 2025 -1.56% +12.75%
October 2025 -0.50% -0.89%
September 2025 -1.40% +7.40%
August 2025 -0.97% +5.74%
July 2025 -4.70% -7.54%
June 2025 -6.33% -1.86%
May 2025 +4.25% +7.44%
April 2025 +4.20% +1.83%
March 2025 -9.65% +6.07%
February 2025 +4.37% +15.05%
January 2025 +7.70% -6.88%
December 2024 -6.02% -4.40%
November 2024 +10.78% +5.41%
October 2024 -0.36% +2.11%
September 2024 +0.90% +8.01%
24 Months Average Return for COST 0.27%
24 Months Average Return for MNST 3.21%

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