Stocks offered another wild ride today as a Trump press conference sent the markets in a temporary nosedive. By the close, however the markets were able to close positive for the day with the Dow 30 up 89, the S&P 500 up 6, and the Nasdaq 100 up 11 despite a weak biotech sector.

Signet Jewelers (SIG  ) suffered a sharp decline this morning as the jewelry retailer announced that it would cut its profit and same store sales outlook for the fourth quarter. The company was forced to do this after the earnings report showed disappointing sales for the holiday season. Shares fell 3.16% today, hitting 2 month lows. This marks over a 10% decline in the last 5 trading sessions.

Ford (F  ) saw some continued selling pressure today (-1.40%) as late Tuesday the company reported once again that 2017 will be a less profitable than 2016 but expects earnings to improve in 2018. The automaker also added a special dividend of $0.05 a share in addition to its regular quarterly dividend of $0.25 per share.

Merck (MRK  ) enjoyed a strong 2.87% day today after the drug maker said Tuesday evening that "the Food and Drug Administration agreed to a speedy review of its application to combine its lung cancer treatment with chemotherapy." Merck is hoping that this will give them a nice advantage over competitors, that are also developing similar therapies.

Amazon (AMZN  ) released a new bonus for prime members today. Amazon reported that it will be offering a new credit card that can be used at just about any retailer and offers 5% back on all Amazon.com purchases, plus no annual fee. The news caused a small up day today of 0.39%.