Disclaimer
The amount of margin required from a client in respect of trading in stock options contracts is within the absolute discretion of an Options Trading Exchange Participant and may vary from client to client according to each client's individual circumstances, provided that the amount so required is not less than the minimum stipulated under the Options Trading Rules. In most cases, the amount of margin required is determined after the close of the market of the day. HKEX provides the following tables compiled from historical data for Options Trading Exchange Participants' reference to estimate the amount of margin required in respect of a single short options position in the respective series opened in the course of one day.

The tables are for reference only and the amount so estimated is rounded up to the nearest hundred. HKEX and its subsidiaries accept no liability whatsoever for any loss or damage arising from or in connection with the use of information contained in these tables.

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Notation

MMMYY	=	Option series with expiry month of MMM of year YY
Strike	=	Strike price of the series
"-"	=	Series not available for trading
Applicable Date	=	Trading date on which the following tables apply
Last Update Time	=	Last update time of the following tables
Currency	=	The base currency

The client margin figures are the estimated total margin requirement per contract for a single short position in the corresponding options series.

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