HEADLINE STOCKS-Some U.S. stocks on the move on Oct. 5

(Updates to after the open, adds Caterpillar, Seattle Genetics, Manitowoc, MKS Instruments, Frontier Financial Peregrine, Finisar)

NEW YORK, Oct 5 (Reuters) - Some U.S. stocks on the move on Monday:

BROCADE COMMUNICATIONS SYSTEMS INC (BRCD.O), $8.64, up 13 pct

The company has put itself up for sale, the Wall Street Journal said on Monday, citing people familiar with the matter. The paper said Oracle Corp (ORCL.O) and Hewlett-Packard Co (HPQ.N) were potential bidders for the company but a deal was not imminent and Brocade might not even go ahead with a sale. [ID:nN05115900]

CATERPILLAR INC (CAT.N), $49.47, up 1.4 pct

The company plans to raise prices on most of its machinery by up to 2 percent next year. [ID:nN0596626]

MANITOWOC CO (MTW.N), $10.44, up 10 pct

Deutsche Bank upgraded the stock to "buy" from "hold," saying it had the potential for signifciant upside over the next three years. [ID:nBNG508687]

SEATTLE GENETICS INC (SGEN.O), $11.45, down 13 pct

The company stopped a mid-stage trial of its experimental cancer drug based on a determination that the study was unlikely to meet its main goal. [ID:nBNG507816]

FRONTIER FINANCIAL CORP FTBK.O, 65 cents, down 32 pct

The company and SP Acquisition terminated their merger agreement, saying certain closing conditions in the merger agreement couldn't be met. [ID:nWNAB6004]

MKS INSTRUMENTS INC (MKSI.O), $19.59, up 4.4 pct

The company raised its third-quarter earnings outlook, citing increasing chip unit sales and higher semiconductor front-end utilization rates. [ID:nBNG507649]

PEREGRINE PHARMACEUTICALS INC (PPHM.O), 74 cents, up 6.3 pct

The company said a combination of its experimental cancer treatment with chemotherapy improved progression-free-survival in lung cancer patients as compared to chemotherapy alone in a mid-stage trial. [ID:nBNG458460]