Delcath Systems, Inc. (NASDAQ:DCTH) is up 6.89% at $3.26 in midday trading. DCTH has traded 318 thousand shares so far today and trades 523 thousand shares a day on average. The company announced earlier today their Ireland Operations achieved ISO 13485 certification. The company has a market cap of 150.70 million.

Antares Pharma Inc. (AMEX:AIS) is up 9.14% at $2.15 today. AIS has traded 866 thousand shares so far today and averages 1.4 million shares daily. AIS is up more than $0.30 a share over the past few days. The company has a market cap of 219.44 million.

Diamond Foods, Inc. (NASDAQ:DMND) is up 6.23% at $30.36 in midday trading. DMND has traded 1.7 million shares so far today and trades 2.1 million shares a day on average. DMND is up $3 a share since last Thursday. The company has a market cap of 676.46 million.

Molycorp, Inc. (NYSE:MCP) is down 12.21% at $24.58 today. MCP has traded 4.5 million shares so far today, 500 thousand shares more than its daily average. Rare earth stocks have been heading lower following Chinese export quota report. JPMorgan also cut its estimates for Molycorp and has a neutral rating on the stock right now. The company has a market cap of 2.05 billion.

ZAGG Inc. (NASDAQ:ZAGG) is down 10.19% in midday trading today at $7.05. ZAGG has traded 771 thousand shares so far today and trades 944 thousand shares a day on average. ZAGG is down more than $3 share this month. The company has a market cap of 208.63 million.

Rare Element Resources Ltd. (AMEX:REE) is down 9.64% today at $3.28. REE has traded 715 thousand shares so far today and trades 787 thousand shares a day on average. REE is down as the Rare earth sector trades lower after news on Chinese quota. The company has a market cap of 144.25 million.

Powerwave Technologies Inc. (NASDAQ:PWAV) is down 8.64% today at $1.9950. PWAV has traded 259 thousand shares so far today and trades 650 thousand shares a day on average. The company has a market cap of 62.42 million.