 As investors grapple with market volatility over the new coronavirus variant, four stocks in Berkshire Hathaway Inc. BRK.A , Financial BRK.B , Financial CEO Warren Buffett Trades, Portfolios equity portfolio that have high business predictability and are trading near 52-week lows are Globe Life Inc. GL , Financial, DaVita Inc. DVA , Financial, Mastercard Inc. MA , Financial and Visa Inc. V , Financial. 