CNBC's Stock Pops & Drops From June 15

, Guy Adami spoke about a 5.17 percent decline in

. He believes that the stock is under pressure and that it could trade to $20. He would buy it if it hits $20. Tim Seymour explained that

gained 5.93 percent on the news that the company has increased photovoltaic module conversion efficiency. Seymour thinks that it is very important for the stock to hold $53. Pete Najarian sees more downside for

after it fell 1.25 percent on Monday. He would be interested in buying the stock around $13. Dan Nathan wouldn't chase

after it spiked 5.21 percent.