## William O’Neil Sell when stocks are 100% or more above their 200-day moving average. Sell when the volume is high, but the price doesn’t move a lot. ## Peter Lynch Sell when the P/E goes above projected earnings growth. Sell when the stock has sky-high recommendations. "When Wall St covers the stock widely, institutions hold 60%, and 3 national magazines fawn over the CEO." PEG is more than 2x. ## Warren Buffett Sell when the competitive advantage is diminishing. Sell when valuation becomes excessive or better opportunities arise. ## George Soros Sell when losses hit 7-8% below purchase price or when profits hit 20-25%. Note that Soros is more of a trader than a long-term investor. ## Benjamin Graham "The only principle of timing that has ever worked well consistently is to buy common stock at such times as they are cheap by analysis, and to sell them at such times as they are dear, or at least no longer cheap, by analysis."