The rules contained in Nasdaq ISE Options 4, as such rules may be in effect from time to time (the “Options 4 Rules”), are hereby incorporated by reference into this BX Options 4, and are thus BX Rules and thereby applicable to BX Participants and associated persons. BX Participants shall comply with the Options 4 Rules as though such rules were fully set forth herein. All defined terms, including any variations thereof, contained in the Options 4 Rules shall be read to refer to the BX related meaning of such term. Solely by way of example, and not in limitation or in exhaustion: the defined term “Exchange” in the Options 4 Rules shall be read to refer to BX; the defined term “Rule” in the Options 4 Rules shall be read to refer to the BX Rule; the defined terms “Competitive Market Maker” and “Market Maker” in the Options 4 Rules shall be read to refer to the BX Market Maker; the defined term “Primary Market Maker” in the Options 4 Rules shall be read to refer to the BX Lead Market Maker; and the defined terms “Electronic Access Member,” “EAM,” or “Member” in the Options 4 Rules shall be read to refer to the BX Participant.

Adopted Sep. 3, 2021 (SR-BX-2021-038), operative Dec. 16, 2021.