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Learning Circle - National Stock Exchanges (NSE),
Derivatives Segment - Clearing &
Settlement

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National Stock Exchanges (NSE)- Derivatives Segment
Clearing & Settlement - Settlement Mechanism

[Source: Website of NSE]

Settlement of futures contracts on index and individual securities

Daily Mark-to-Market Settlement

The positions in the futures contracts for each member is marked-to-market to the daily settlement price of the futures contracts at the end of each trade day.

The profits/ losses are computed as the difference between the trade price or the previous day’s settlement price, as the case may be, and the current day’s settlement price. The CMs who have suffered a loss are required to pay the mark-to-market loss amount to NSCCL which is in turn passed on to the members who have made a profit. This is known as daily mark-to-market settlement.

Theoretical daily settlement price for unexpired futures contracts, which are not traded during the last half an hour on a day, is currently the price computed as per the formula detailed below:

F = S * e rt

where :

F = theoretical futures price
S = value of the undelrying index
r = rate of interest (MIBOR)
t = time to expiration

Rate of interest may be the relevant MIBOR rate or such other rate as may be specified.

After daily settlement, all the open positions are reset to the daily settlement price.

CMs are responsible to collect and settle the daily mark to market profits / losses incurred by the TMs and their clients clearing and settling through them. The pay-in and pay-out of the mark-to-market settlement is on T+1 days ( T = Trade day). The mark to market losses or profits are directly debited or credited to the CMs clearing bank account.

Final Settlement

On the expiry of the futures contracts, NSCCL marks all positions of a CM to the final settlement price and the resulting profit / loss is settled in cash.

The final settlement of the futures contracts is similar to the daily settlement process except for the method of computation of final settlement price. The final settlement profit / loss is computed as the difference between trade price or the previous day’s settlement price, as the case may be, and the final settlement price of the relevant futures contract.

Final settlement loss/ profit amount is debited/ credited to the relevant CMs clearing bank account on T+1 day (T= expiry day).

Open positions in futures contracts cease to exist after their expiration day

Options Contracts on Index or Individual Securities

Daily Premium Settlement

Premium settlement is cash settled and settlement style is premium style. The premium payable position and premium receivable positions are netted across all option contracts for each CM at the client level to determine the net premium payable or receivable amount, at the end of each day.

The CMs who have a premium payable position are required to pay the premium amount to NSCCL which is in turn passed on to the members who have a premium receivable position. This is known as daily premium settlement. CMs are responsible to collect and settle for the premium amounts from the TMs and their clients clearing and settling through them.

The pay-in and pay-out of the premium settlement is on T+1 days ( T = Trade day). The premium payable amount and premium receivable amount are directly debited or credited to the CMs clearing bank account.

Interim Exercise Settlement for Options on Individual Securities

Interim exercise settlement for Option contracts on Individual Securities is effected for valid exercised option positions at in-the-money strike prices, at the close of the trading hours, on the day of exercise. Valid exercised option contracts are assigned to short positions in option contracts with the same series, on a random basis. The interim exercise settlement value is the difference between the strike price and the settlement price of the relevant option contract.

Exercise settlement value is debited/ credited to the relevant CMs clearing bank account on T+2 day (T= exercise date ).

Final Exercise Settlement

Final Exercise settlement is effected for option positions at in-the-money strike prices existing at the close of trading hours, on the expiration day of an option contract. Long positions at in-the money strike prices are automatically assigned to short positions in option contracts with the same series, on a random basis.

For index options contracts, exercise style is European style, while for options contracts on individual securities, exercise style is American style. Final Exercise is Automatic on expiry of the option contracts.

Option contracts, which have been exercised, shall be assigned and allocated to Clearing Members at the client level.

Exercise settlement is cash settled by debiting/ crediting of the clearing accounts of the relevant Clearing Members with the respective Clearing Bank.

Final settlement loss/ profit amount for option contracts on Index is debited/ credited to the relevant CMs clearing bank account on T+1 day (T = expiry day).

Final settlement loss/ profit amount for option contracts on Individual Securities is debited/ credited to the relevant CMs clearing bank account on T+2 day (T = expiry day).

Open positions, in option contracts, cease to exist after their expiration day.

The pay-in / pay-out of funds for a CM on a day is the net amount across settlements and all TMs/ clients, in F&O Segment.


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[..Page Updated on 10.10.2004..]<>[chkd-appvd-ef]