Eddie Elfenbein started the Crossing Wall Street blog in 2006 by making 25 top stock picks and holding them for 12 straight months with no changes. Then, at the end of the year, he drops five names, adds five more and repeats the process. Elfenbein has done this for 18 years. He’s been so successful that he started an ETF—the AdvisorShares Focused Equity ETF (NYSEARCA:CWS)—based on the “Buy List” in 2016.   Since 2018, the ETF has outperformed Warren Buffett’s Berkshire Hathaway (NYSE:BRK.B) and Cathie Wood ...