Means a place at which, or a facility (whether electronic or otherwise) by means of which, offers or invitations to sell, purchase or exchange securities or futures contracts (including options and derivatives) regularly made on a centralised basis, being offers or invitations that are intended or may reasonably be expected to result, whether directly or indirectly, in the acceptance or making, respectively, of offers to sell, purchase or exchange securities, or futures contracts (whether through that place or facility or otherwise).