Crude oil prices dropped to send the markets tumbling to a sharply lower close with the Dow plummeting 108 points to 17,840. Nasdaq fell 39 points to 4,822.

On the upside

Bargain hunters lifted shares of Lipocine (Nasdaq: LPCN).

A major regional retailer selected Orion Energy Systems (Nasdaq: OESX) to supply LED retrofit lighting systems to their facilities.

Rising gold prices lifted shares of McEwen Mining (NYSE: MUX).

On the downside

XBiotech (Nasdaq: XBIT) reported disappointing results from a Phase 3 study of Xilonix to treat advanced colorectal cancer.

Eclipse Resources (NYSE: ECR) completed its public offering of 37.5 million shares of common stock.

Vuzix (Nasdaq: VUZI) partnered with International Drone Racing Association to provide iWear Video Headphones for select events but the stock price tumbled.

In the broad market, declining issues outpaced advancers by a margin of more than 5 to 2 on both the NYSE and on Nasdaq. The broader S&P 500 tumbled 14 points to 2,088. Bitcoin dropped $8 to $660.