Openwave Systems (OPWV) got a letter of informal inquiry from the Securities and Exchange Commission requesting documents related to stock option grants and stock option practices.

The Redwood City, Calif., company said it intends to cooperate. Openwave becomes the latest company to disclose SEC scrutiny over stock option practices, under a wide-ranging probe that has already touched companies ranging from

Vitesse

(VTSS)

to

UnitedHealth

(UNH) - Get Report

and

Caremark

(CMX)

.