Benzinga's Volume Gainers

Despite a market which is only very marginally positive around mid-day, a number of notable stocks are moving higher on heavy volume on Wednesday. These include Lululemon

, NutriSystem

, SodaStream

, Deckers Outdoor

, Ariad Pharmaceuticals

, Ulta

, and Bed Bath & Beyond

. Below, Benzinga looks at these names and what is driving the activity in their share prices.

- LULU shares have surged 8.42% to $50.99 after Goldman Sachs

added the athletic apparel retailer to its Conviction Buy list. Volume in the stock is running at 123% above average.

- NTRI has risen 5.13% to $14.55 after the stock was upgraded at Avondale Partners from "Market Perform" to "Outperform." Volume on Wednesday has been 116% above average.

- SODA shares have broken out to a multi-month high on Wednesday, rising 7.23% to $37.38 on above average volume. More than 2 million SODA shares have already traded hands on the day compared to a 3-month daily average of 1.3 million.

- DECK shares are up 4.33% on the day to $79.68. Shares are in oversold territory, falling more than 25% in the last month and some bargain hunters appear to be stepping into the name. Volume is 66% above average.

- This stock had its price target raised at BMO Capital Markets from $18 to $23 and has subsequently jumped 4.32% to $12.80. Volume is running at 54% above average.

- The company announced that it will be participating at the 14th Annual ICR XChange Conference on Wednesday, January 11 this morning. This could be related to the stock's 4% pop on Wednesday. Volume is running at 45% above normal in ULTA shares.

- Shares are currently trading up 2% on heavy volume after some positive commentary from Oppenheimer. Around 2.4 million BBBY shares have already traded hands on the session, which compares to a 3-month daily average of 2.38 million.