Tom Lee has made predictions about the S&P 500 and cryptocurrency markets, with some outlets reporting he expects the S&P 500 to hit 7,700 by 2026, while another outlet suggests he sees it reaching 8,000. He also reportedly predicts ethereum will exceed $12,000 and expects a positive outlook for bitcoin, with some mentions of a "crypto spring" and a potential rally. The exact details of his predictions vary across reports, but they generally indicate an optimistic view of the markets.