- Bank of America Merrill Lynch 2013 Health Care Conference at 8:40 a.m. local time on May 14 in Las Vegas
- Goldman Sachs 34th Annual Global Healthcare Conference at 8:40 a.m. local time on June 11 in Rancho Palos Verdes, Calif.
Jim Cramer maintains this rally is fueled by the strong performance of U.S. companies, but says it's worth assessing stock market valuations.
Here are Wednesday's top research calls, including upgrades for Bank of America, Goldman Sachs and HP, along with new coverage of Comcast, Verizon, AT&T, Sprint and T-Mobile.
Stocks close lower on Tuesday as shares of Goldman Sachs, Bank of America and Johnson & Johnson decline after the companies reported first quarter earnings.