Business-to-business stocks were down sharply during Friday's trading, a day after

Ariba

(ARBA)

said it beat analysts' expectations for the first quarter, but

warned of significantly slower revenue growth in the upcoming quarters.

Earlier today Ariba was

downgraded to add from buy by

ABN Amro

, and to buy from strong buy by

Deutsche Banc Alex. Brown

. In contrast,

Credit Suisse First Boston

raised Ariba's earnings per share outlook for fiscal 2001, and

J.P. Morgan Chase

also expects higher profits in 2001.

Amid the conflicting outlooks and ratings, investors shied away from B2B stocks as they were down across the board recently. Shares of Ariba fell $8.63, or 19.9%, to $34.75, and

PurchasePro.com

(PPRO)

slipped $1.13, or 6.2%, to $7.13 in recent

Nasdaq

trading.

Commerce One

(CMRC)

dropped $3.75, or 15.2%, to $20.94.

VerticalNet

(VERT)

was down 53 cents, or 9%, to $5.38, and

FreeMarkets

(FMKT)

fell $2.06, or 9.7%, to $19.31, also on the Nasdaq.