Updated from 10:28 a.m. EDTThe traders of CNBC's "Fast Money" cautioned viewers on Wednesday that buying stocks at current levels might not be the best idea. Guy Adami recommended taking profits with the S&P 500 at 870. Jeff Macke pointed out that the S&P 500 didn't really breakout. He also told viewers to lock in profits. Pete Najarian warned investors that the people buying stocks right now might be just marking up their books for the end of the month window dressing. The stock market has had a gigantic run since the Dow hit a bottom at 6500. While the panel of experts stopped short of saying the market was set to fall, the consensus seems to be that buying at these levels is risky. Despite the risk in the overall market, the traders are still finding plenty of hot moving sectors and stocks that warrant your attention. The panel recently highlighted trading ideas that play off the swine flu crisis, including MasterCard ( MA); stocks that are breaking out, including Goldman Sachs ( GS); and stocks with unusual options activity, such as Ciena ( CIEN). Here are some highlights from over the past week as aggregated from the show. To read more, visit Stockpickr.com.