Jabil ( JBL) earnings estimates were reduced at UBS.. Guidance was lighter than expected as end markets remain tough, said UBS. Price target remains $23. Oracle ( ORCL) earnings estimates were reduced through 2014 at Citi. The numbers reflect lower HW revenue and also a build off of lower comp into February 2014, said Citigroup. Price target remains $38. Plantronics ( PLT) estimates, target boosted at JP Morgan. Shares of PLT now seen reaching $48.50, according to JP Morgan. Estimates also upped, given higher mobile demand. Overweight rating. Synaptics ( SYNA) estimates, target were raised at Sterne Agee. Shares are now seen reaching $45, according to Sterne Agee. Estimates also increased, as the company appears to have won share in the Galaxy S4. Buy rating. >To submit a news tip, email: firstname.lastname@example.org.