Active traders and day traders have many stocks to choose from this Tuesday morning.  We are tracking news and moves in shares of Logitech International SA (NASDAQ: LOGI), Mannkind Corporation (NASDAQ: MNKD), Santarus Inc. (NASDAQ: SNTS), and Sinovac Biotech Ltd. (NASDAQ: SVA).

Logitech International SA (NASDAQ: LOGI) is up roughly 2.5% premarket on moderate volume to $19.10, relative to a 52-week range of $13
.17-$23.29.

Mannkind Corporation (NASDAQ: MNKD) is up 6% to $8.43, relative to a 52-week range of $4.76-$11.12.

Santarus Inc. (NASDAQ: SNTS) is up 15% premarket on heavy volumengio to $3.65, relative to a 52-week range of $2.09-%5.67. This comes after positive news on the company’s angiodema drug, which has yet to be approved by the FDA.

Sinovac Biotech Ltd. (NASDAQ: SVA) is up nearly 9% premarket to $4.90, relative to a 52-week range of $3.50-$7.78.