Cal. COM § 8303

(a) “Protected purchaser” means a purchaser of a certificated or uncertificated security, or of an interest therein, who does all of the following: (1) Gives value. (2) Does not have notice of any adverse claim to the security. (3) Obtains control of the certificated or uncertificated security. (b) A protected purchaser also acquires its interest in the security free of any adverse claim.