In computing positions that have not been offset for the purpose of Rule 10.7, the positions of all accounts directly or indirectly owned or controlled by a person or persons, and the positions of all accounts of any person or persons acting in concert and the positions of all accounts in which a person or persons have a proprietary or beneficial interest, shall be accumulated and deemed to be the positions of each of such persons as if each owned or controlled all the aggregate positions individually.

Added on 3 June 20193 June 2019.