Thursday's Early Winners & Losers

Airspan Networks (AIRN Quote) was hit hard in after-hours trading Wednesday as the wireless-equipment maker said fourth-quarter sales plunged 17% year over year to $31.3 million, just shy of the $31.5 million estimate from Thomson Financial. Losses broadened to $4.1 million, or 10 cents a share, compared with $3.3 million, or 8 cents a share, a year ago.

Next quarter, the Boca Raton, Fla., firm pegs sales of between $26 million and $28 million, which would miss two analysts' $31.8 million expectations. Airspan also predicted unspecified double-digit sales growth for full-year 2007. Shares were losing 54 cents, or 11.9%, to $4.

DealerTrak Holdings (TRAK Quote) climbed after fourth-quarter income (minus stock-option expenses and $2.7 million in amortization) totaled $9.3 million, or 23 cents a share, on a top line of $45.7 million. A year ago, the Lake Success, N.Y., maker of automotive-retail software had a profit of $3.7 million, or 12 cents a share, on sales of $33.4 million. On average, the Street was looking for a bottom line of 19 cents on $43.2 million in revenue. Shares were rising 80 cents, or 2.8%, to $29.75.

Smith Micro Software (SMSI Quote) rose on word that the company took in pro forma fourth-quarter profits of $7 million, or 26 cents a share, compared with year-ago income of $2.6 million, or 11 cents a share. The California-based company, which makes software for wireless-telecom products, also said sales more than doubled to $17.2 million. The Street had sought 15 cents a share on revenue of $16 million. Shares were gaining 66 cents, or 4.9%, to $14.15.