Based on the latest data from August 2025, Amazon (AMZN) is currently trading at $229.00, positioning the stock in the undervalued zone below the 28.9x PE multiple boundary of $193.17. This represents a significant discount to all PE valuation bands, with the stock trading well below even the most conservative valuation metric. The current price sits substantially below the value zone (28.9x-76.4x PE, $193.17-$510.12), fair value zone (76.4x-123.8x PE, $510.12-$826.99), watch zone (123.8x-171.3x PE, $826.99-$1,143.94), overvalued zone (171.3x-218.7x PE, $1,143.94-$1,460.82), and warning zone (above 218.7x PE, above $1,460.82). Historically, Amazon's valuation has experienced dramatic fluctuations across the PE spectrum. The stock began 2020 in the undervalued zone around $94 and remained there through early 2021. A significant valuation expansion occurred from 2021 through mid-2022, with the stock reaching peaks around $180 in July 2021, though still remaining in undervalued territory due to rising PE boundaries. The most notable period was the sharp decline from 2022 highs to the December 2022 low of $87.94, followed by a recovery that peaked at $229 in January 2025. Throughout this entire period, the PE river boundaries have consistently expanded upward, reflecting Amazon's growing earnings base, while the stock price has generally traded in the undervalued zone below the 28.9x PE multiple, suggesting the market has consistently valued Amazon at a discount to its earnings-based valuation metrics.