Ticker Symbols: Calls: KL Puts: JL

Underlying Contract: One Lumber futures contract (160,000 bd. ft.)

Strike Prices: $5/MBF (Thousand Board Feet). e.g., $160, $165, $170

Premium Quotations: Dollars per MBF, $1.60 per point:

Min Price Fluct: $.10/MBF - $16.00/tick (cabinet $8.00)

Daily Price Limit: None

Contract Months: Jan, Mar, May, Jul, Sep, Nov

Trading Hours: 9:00 am.- 1:05 pm (Chicago Time)

Last Day of Trading: Last Friday which does not immediately precede a holiday in the month prior to the delivery month of the underlying futures contract. If that Friday is not a business day, then trading shall terminate on the immediately preceding business day, unless that Friday is Christmas day, in which case, trading shall terminate on the Last business day of the preceding week.

Min Perform Bond: No performance bond required for Put or call option buyers, but the premium must be paid in full; Option sellers must meet additional performance requirements as determined by the Standard Portfolio Analysis of Risk (SPAN) performance bond system.

Exercise Procedure: An option may be exercised by the buyer up to and including the settlement date. Early exercise is accomplished by the clearing member representing the buyer submitting an Exercise Notice to the Clearing House by 7:00 p.m. on the day of exercise.