Effect of Prohibited Disposition. If any Disposition is made or attempted contrary to the provisions of this Agreement, (a) such purported Disposition shall be void ab initio, (b) the Company shall have, in addition to all other legal or equitable remedies that it may have, the right to injunctive relief and specific performance to enforce the provisions of this Agreement, and (c) the Company shall have the right to refuse to recognize any transferee in a Disposition as a stockholder for any purpose.