Select Comfort Corp.(Nasdaq: SCSS) shares rose 10.6% to $11.60, on volume of 2.6 million shares, or five times its daily average, a day after the mattress maker projected 2011 earnings ahead of market estimates.

JDS Uniphase (Nasdaq: JDSU) traded in 34.5 million shares, or more than six times its daily average. Share prices hurtled 3.8% to $25.35, after last week’s reports of stronger-than-expected earnings and raising its guidance.

TriQuint Semiconductor Inc. (Nasdaq: TQNT) shares fell 6.1% to $12.83, on volume of 18.3 million shares, or nearly six times its daily average, after the provider of chips used in wireless devices on Wednesday projected 2011 earnings below expectations.