From the fundamentals:
Merck & Co. is one of the largest pharmaceutical companies in the world with 2008 annual sales of $24.2 billion. While Merck produces a wide assortment of medications, a few blockbuster drugs bring in the bulk of its revenue. Currently Merck's four most profitable drugs account for more than half of total sales.
The company's decision to acquire rival Schering-Plough (SGP) will be a major expansion, though, as the two companies' combined 2008 revenues were $47 billion.
Some key ratios:
Revenue, Net Income and Net Margin:
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MRK Monthly chart:
Be careful, tight your stops if you are holding MRK, because it is developing some divergences (RSI, CMF, Accum/Dist, MACD and Force Index).