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Date of Listing
May 17, 2004
Type of Trade
Call Options on Gold Futures
Put Options on Gold Futures
1 kg / contract
Minimum Price Fluctuation
JPY 1 per gram
Day Session 9:00 a.m. to 3:15 p.m. (JST)
Night Session 4:30 p.m. to 4:00 a.m. (JST)
Computerized Individual Auction
2 or 3 contract months that is an even-numbered month within a 6 month period starting from the month immediately following the month containing the First Trading Day of a new contract month .
Last Trading Day
Day session on the last business day of the month preceding to the underlying futures delivery month
First Trading Day of New Contract Month
Day session on a business day following the First Trading Day of a New Contract Month of the underlying.
Strike Price Interval
JPY 50 per gram
Listing of Strike Prices
At the commencement of trading, 5 strikes shall be listed. New strikes will be added to maintain 5 strike prices above and below the strike price nearest to the previous day's settlement price of the underlying asset for the current contract month, until the fifth business day prior to the last trading day.
The options buyers may exercise their options at any time from the First Trading Day of a New Contract Month to the Last Trading Day. (American type)
Limitation on Exercise
No limitation. The Exchange may require statement of reason when options are exercised out-of-the Money beyond a certain level.
Circuit Breaker Trigger Level
The CB trigger level is to be set everyday at the start of a clearing period (i.e.the start of a night session at 17:00) and is based on the settlement price of the previous clearing periond (or the settlement price of the preceding contract month, in case of a new contract month)
As SPAN Margining System started from January 4, 2011, Japan Commodity Clearing House (JCCH) will set its parameters based on historical price fluctuation.
Please see the website of Japan Commodity Clearing House (JCCH) for more details.
Customer Position Limit
5,000 contracts (long/short call, long/short put each)
Theoretical price in principle
Assignment of Exercise
Assignment of option contracts starts after 3:30 p.m(JST)
Method of Assignment
TOCOM randomly assigns exercised option contracts to short positions (at the unit of sub account).
Within a broker member, allocation will be made from the oldest outstanding positions with regard to their customer positions (affiliate Members and Member Customer's positions)