Opinion: This stock trader called a bottom for the S&P 500. Here’s what he’s saying now. - MarketWatch

1. Warren Buffett will retire, marking the end of an era for BRK.A. 2. Market now faces increased volatility with political unpredictability. 3. Bierman suggests cautious trading and liquidity concerns persist. 4. Expected returns shift to 5%-6% over the next few years. 5. Focus on financials could mitigate tariff impacts on BRK.A.