S.C. Code Ann. § 33-13-240: Share restrictions.

(a) The corporation may restrict the transfer of uncertificated shares from the date the demand for payment for them is received until the proposed corporate action is taken or the restrictions are released under Section 33-13-260.

(b) The person for whom dissenters' rights are asserted as to uncertificated shares retains all other rights of a shareholder until these rights are canceled or modified by the taking of the proposed corporate action.