S&P has 3 more years of double-digit gains: Tom Lee By: CNBC.com News November 17, 2014 at 10:45 AM EST The S&P 500 has at least three more years of double-digit gains and could peak at 3,500 to 4,000, Fundstrat Global Advisors founder Tom Lee says. Read More >> Related Stocks: Sentinelone Inc Cl A