Article 19 12a.

Without prejudice to Articles 14 and 15, an issuer shall allow a person discharging managerial responsibilities within it to trade or to make transactions on its own account or for the account of a third party during a closed period as referred to in paragraph 11 of this Article in the case of transactions or trade activities that do not relate to active investment decisions undertaken by the person discharging managerial responsibilities, or that result exclusively from external factors or actions of third parties, or that are transactions or trade activities, including the exercise of derivatives, based on predetermined terms.