Analysts at Goldman Sachs downgraded Patterson Companies (NASDAQ:

) from “neutral” to “sell.” Patterson Companies' shares closed at $35.61 yesterday. Patterson Companies' trailing-twelve-month ROA is 8.80%. Analysts at Sterne Agee downgraded AFLAC (NYSE:

) from “buy” to “neutral.” AFLAC's shares closed at $52.95 yesterday. AFLAC's PEG ratio is 0.91. Analysts at Deutsche Bank downgraded Hecla Mining Co (NYSE:

) from “hold” to “sell.” Hecla Mining's shares closed at $5.90 yesterday. Hecla Mining's trailing-twelve-month profit margin is 9.56%. RW Baird downgraded Watsco (NYSE:

) from “outperform” to “neutral.” Watsco's shares closed at $75.25 yesterday. Watsco's trailing-twelve-month ROE is 14.01%.