99% of the ‘biggest winning stocks’ share this criteria, says investing legend Mark Minervini - MarketWatch

1. Mark Minervini warns of speculative stock risks, citing historical failures. 2. AXP remains a strong company among past 'Nifty Fifty' stocks. 3. Big Tech, including AXP, may face future performance limitations. 4. Investors should seek new leaders rather than relying on established giants. 5. Strong criteria exist for identifying potential high-performing stocks.