Today's Lists on Stockpickr: Sept. 2

NEW YORK (TheStreet) -- After the market close, Stockpickr updates a series of portfolios called Today's Lists with information from that trading day. It's a useful tool for getting a quick picture of how the market moved that day.

If you are a Stockpickr member and have a Today's List stock in one of your portfolios, you'll receive an email alert after that list is updated. You can become a Stockpickr member here.

Here's a sampling of what made Today's Lists today, Sept. 2:

52-Week Highs: Sepracor ( SEPR) hit a new high of $23.57 today on news that Japan's Dainippon plans to make a bid of around $2.7 billion for the drugmaker. Trading was subsequently halted on Sepracor, up 26.5% for the day at $22.80.

For more stocks making new highs today, check out the 52-Week Highs list.

Biggest % Gainers: Flow International ( FLOW) rose 19.1% to $2.50 on Wednesday after announcing that it would make a stock offering of almost 8 million shares at Tuesday's closing price of $2.10 a share to raise money for debt-repayment and other purposes.

For more stocks on the rise, check out the Biggest % Gainers list.

Biggest % Losers: Losing big on Wednesday was China's Sinovac ( SVA), down 18.5% to $8.53, after soaring earlier in the week on anticipation of a deal to supply its swine flu drug to the government of South Korea.

For more stocks heading lower today, including Fannie Mae ( FNM), down 13.8%, and Novavax ( NVAX), down 10.7%, check out the Biggest % Losers list.

Rising on Unusual Volume: AIG ( AIG) rose 5.4% today on a volume increase of 170%. The company is seeking to cut its IPO fees in half.

Unusual Options Activity: Stocks experiencing unusually high options activity today included Oracle ( ORCL), with activity turning bearish on the stock, and DE ( DE).

Analyst Upgrades: Argus Research upgraded Las Vegas Sands ( LVS) to buy from hold with an $18 price target. The stock closed up 3.6% at $13.93 today after announcing plans to raise up to $600 million through the sale of exchangeable bonds.

For more ratings increases, check out the Analyst Upgrades list.

Analyst Downgrades: UBS knocked its rating on D.R. Horton ( DHI) down to sell from neutral with a $10 price target. The stock closed down 6% to $12.13.

For more ratings decreases, check out the Analyst Downgrades list.

See all of Today's Lists here, including 52-Week Lows and TheStreet.com TV Videos.

-- Written by Rebecca Corvino in New York.

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