Wimm Bill Dann Foods OSJC (NYSE: WBD) gained 28.12 percent to $31.40 soon after Thursday’s open. Volume was 3,024,031 shares, more than seven times its normal full-day average volume. PepsiCo. today announced that it has agreed to acquire 66% of Wimm-Bill-Dann for $3.8 billion, pending the required government approvals.

Citigroup Inc. (NYSE: C) found its shares flying off the shelves early Thursday, dealing in 157,979,787, its full day average being 466,277,000. Shares nudged up 2.44 percent to $4.41.

Aeropostale Inc. (NYSE: ARO) dropped 13.25 percent in late Thursday morning trading, to $23.25, on volume of 5,770,554 shares, nearly double its average daily volume. The specialty clothing retailer Wednesday reported net income of $58.5 million, or 63 cents per diluted share, on sales of $602.8 million for the quarter ending Oct. 30. That compares to net income of $62.6 million, or 61 cents per diluted share, on sales of $567.8 million in the same quarter last year.