Execution copy preceding reported trades), the price as reasonably determined by CSFB as at Close of Business on the date of such valuation. Related Exchange is the principal exchange(s) on which futures or options related to the Security trade. Schedule Securities is a schedule, or list forming part

nt Event, CSFB may have regard to, but shall not be bound by, any adjustment to the terms of the relevant options contracts made and announced by a Related Exchange. 5.4 CSFB shall determine in a commercially reasonable manner any Additional Payment or adjustment of the Opening Price or Contract Quantity or ot

23 Execution copy preceding reported trades), the price as reasonably determined by CSFB as at Close of Business on the date of such valuation. Related Exchange is the principal exchange(s) on which futures or options related to the Security trade. Schedule Securities is a schedule, or list forming part of

Sponsor publishes the level of the Index; and (ii) the Related Exchange Is open for trading during its regular trading session, notwithstanding the Related Exchange closing prior to its Scheduled Closing Time. Valuation Time: (i) For the purposes of determining whether a Market Disruption Event has occurred: