Berkshire Hathaway offloaded $230 mn in DaVita shares ahead of Q2 earnings, reducing its stake to 32.16 mn shares. Analysts expect strong results, with EPS seen rising to $2.75 and revenue up 4.3% YoY. Retail sentiment on Stocktwits remains 'bullish' despite DaVita's 6.9% YTD stock decline.