In the Global Corporate Actions API Dissenters' Rights are defined as a possible payout option for a shareholder in which the shareholder may elect to be paid out in the ‘fair value’ of the currently held shares. The ‘fair value’ of the shares is determined separately and not announced by the issuer. Dissenters' Rights are available in the GETMergers, GetTakeovers, and GetSpinoffs endpoints. The ‘fair value’ of the shares is determined separately and not announced by the issuer.