Sell Strength on Amazon: Amazon.com ($259.98) has a hold rating, is 4.8%% overvalued with fair value at $248.04, and a 12 months forward P/E of 117.76. Monday's share price weakness has Amazon showing a 12x3x3 weekly slow stochastic reading at 79.66 down from 82.04 last week. A close this week below its five-week modified moving average at $262.13 with Mojo falling below 80.00 will be a technical sell signal for the stock. Semiannual and annual value levels are $241.23 and $226.80 with a quarterly pivot at $255.75 and weekly and monthly risky levels at $272.17 and $282.88. Follow @Suttmeier This article is commentary by an independent contributor, separate from TheStreet's regular news coverage.