Answer:
Preemptive Right
Explanation:
Preemptive rights is the right of an investor to maintain his/her percentage ownership of the organization by buying proportionate number of shares of any future issue. Put simply, it is the right that allows an investor to maintain same percentage of ownership of an organization common stock buy purchasing new shares/security before it becomes available to the public. In this case, Rob exercises his preemptive right buy purchasing 17.6% of new shares to maintain his ownership before the shares was available for the public to purchase.