Here's what CNBC's "Fast Money" traders had to say about some of the market's biggest movers on their "Pops and Drops" segment Thursday.

Pops

Amgen

(AMGN) - Get Report

popped 6%. Jon Najarian said a judge says

Roche

can't sell its anemia drug because of patent infringement. He said Amgen has been smart to play hardball with Roche.

Home Depot

(HD) - Get Report

was up 3%. Jeff Macke said that companies are responding well to bad news. He also said he likes

Costco

(COST) - Get Report

.

Millennium Pharmaceuticals

( MLNM) rocketed 49%. Najarian said

Takeda Pharma

paid a huge premium for Millennium. He said the news is bullish for

Imclone

(IMCL)

, among others.

Westlake

(WLK) - Get Report

jumped 7%. Guy Adami said Morgan Stanley upgraded the stock. Chemical companies are huge energy users but are doing well, he said.

Siliconware Precision Industries

(SPIL)

tacked on 5%. Tim Seymour said the stock is starting to break out.

Peabody Energy

(BTU) - Get Report

rose 3%. Najarian said coal was running like crazy. He said that coal is a demand-driven story.

Western Digital

(WDC) - Get Report

climbed 5%. Adami said that the stock popped on no news today.

Dell

(DELL) - Get Report

moved up 1%. Macke said Michael Dell's return to the company as CEO has not been much of a comeback.

Drops

First Marblehead

dropped 3%. Don't go near it, Seymour said.

Rite Aid

(RAD) - Get Report

lost 5%. Adami said he loves CEO Mary Sammons, but he's been wrong on the stock for a long time.

Focus Media

( FMCN) went down 9%. It's still an interesting play, Seymour said.

TJX

(TJX) - Get Report

lost 4%. Macke said flat same-store sales caused a drop in the stock. That should tell you something, he said.