Stocks were mixed after the closing bell Thursday as a number of names issued fresh earnings and guidance.

Among the winners was

Smith & Wesson

(SWHC)

. The Springfield, Mass., handgun maker shot up 5.3% to $15.70 after fiscal fourth-quarter income totaled $5.2 million, or 12 cents a share -- a penny higher per share than last year and 2 cents past the consensus estimate, according to Thomson Financial. Sales jumped 59% to $82.6 million, or $9.8 million ahead of targets.

Adobe Systems

(ADBE) - Get Report

slipped, however, despite

besting top- and bottom-line estimates

for the quarter ended June 1. The San Jose, Calif., software developer posted a non-GAAP profit of $223.2 million, or 37 cents a share, on revenue of $745.6 million. Shares, however, were lately off 0.7% to $43.65.

Among other postclose losers, computer giant

Dell

(DELL) - Get Report

traded lower on word that the Round Rock, Texas-based company won't file its fiscal first-quarter results on time due to "questions raised" in an ongoing independent review of its accounting and financial-reporting practices, which has now entered its "final phases." Dell has previously delayed results for the fiscal second and third quarters of 2007, as well as for year-end 2007, due to the review. Shares were recently off 0.5% to $27.50.

Elsewhere,

Build-A-Bear Workshop

(BBW) - Get Report

, a St. Louis-based plush-animals retailer, slid 12.2% on slashed guidance. Earnings for the current period ending June 30 should now range from 7 cents to 10 cents; previously, the company predicted 15 cents to 19 cents. Analysts are seeking 19 cents a share. Shares traded down $3.61 to $26.

And

Terremark Worldwide

( TMRK) posted a dime-a-share loss for the fiscal fourth quarter to come in a penny shy of the Street's income forecast, despite narrowing that loss sharply from last year. The Miami-based business-services firm shed 3.5%, or 25 cents, to $7.