Proxicom (PXCM) was up 31.6% in preopen Island trading after it announced it had received a second buyout offer, this time from Dimension Data Holdings for $7.50 per share.

In April,

Compaq Computer

(CPQ)

agreed to purchase the Internet consulting company for $266 million, or $5.75 a share. Proxicom Friday posted a first-quarter loss of 13 cents a share, wider than analysts' expectations of 12 cents and down from earnings of 4 cents in the year-ago period.