CNBC's Stock Pops & Drops From September 4

Brian Kelly

that

jumped 1.28 percent on the upgrade from UBS. If interest rates go even lower that would be very positive for the homebuilders, believes Kelly. He wants to use

to trade the space, but he is waiting to see what will happen in the bond market.

(ADR)

fell 5.91 percent on Wednesday and Tim Seymour explained that the company was declared 67% liable for the Deepwater Horizon oil spill and it will have to pay somewhere between 5% - 10% of its market cap. Seymour added that BP also has problems in Russia with its stake in Rosneft. Jon Najarian said that Morgan Stanley initiated coverage of

with the overweight rating and the stock jumped 0.98 percent. Guy Adami said that

got linked with

and it spiked 6.57 percent. He thinks that the stock is not ridiculously expensive and it has a lot of short interest. He added that viewers can still own this stock.