The market wide sell off is quickening in mid morning trading as the Dow is down 73 points, the Nasdaq is down 27 points and the S&P 500 is down 8 points.
Keryx Biopharmaceuticals, Inc. (NASDAQ:KERX) is up 24.03% this morning at $4.5890. KERX has traded 11.3 million shares so far today, 11 times its average volume. KERX shares are up more than $1.40 a share over the past five trading days. The company has a market cap of 326.70 million.
TranS1 Inc. (NASDAQ:TSON) is up 28.35% today at $4.21. TSON has traded 1.6 million shares this morning, more than 10 times its average volume. TranS1 announced this morning that Category I code approved for AxiaLIF pre-cacral interbody fusion. This news caused the stock to gap open to $4.44 this morning and has since sold off a little bit. The company has a market cap of 111.92 million.
Archipelago Learning, Inc. (NASDAQ:ARCL) is up 21.90% this morning at $11.02. ARCL is up on heavy volume today with 4.8 million shares traded so far. ARCL shares are surging today on news that Plato Learning to buy Archipelago for $291 million. The company has a market cap of 280.39 million.
Aeterna Zentaris, Inc. (NASDAQ:AEZS) is up 21.11% today at $2.1195. AEZS has traded 8.3 million shares so far today, well above its daily average of 975 thousand shares. AEZS have jumped more than $0.50 since last Tuesday. The company has a market cap of 217.55 million.
Sino Clean Energy Inc. (NASDAQ:SCEI) is up 17.03% in early trading at $3.2299. SCEI has traded 3.4 million shares so far today, 7 times its average volume. SCEI shares have been rallying over the past few days after the company announced the results of asset and cash verification. The company has a market cap of 75.10 million.
Zogenix, Inc. (NASDAQ:ZGNX) is up 17.74% today at $2.74. ZGNX has traded 619 thousand shares so far today, well above its daily average of 487 thousand shares. ZGNX shares are up about $0.50 since last Thursday after hitting a low of $2.25. The company has a market cap of 173.34 million.