GiftNiftyFutures 30-Jan-2025
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Lac Crs 425.54 | Tn $ 4.92

16-Jan-2025

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Surveillance measures for Deep Out-of-The Money (OTM) contracts FAQs


Deep OTM are those strikes traded by any entity/client in which,

  1. Fresh short positions are created and
  2. At the time of such trade, the strike price is 30% away from the underlying price

Illustration 1:

Strike Price

Option   Type

Order Time

Underlying Price at the time of order

Trade Time

Underlying Price at the time of Trade

Strike price away from underlying

Remarks

135

CE

10:00:00

115

10:10:00

100

35%

Strike to be considered for levy of additional margin

60

PE

10:30:00

90

10:50:00

100

40%

Strike to be considered for levy of additional margin

Strike Price

Option   Type

Order Time

Underlying Price at the time of order

Trade Time

Underlying Price at the time of Trade

Strike price away from underlying

Remarks

135

CE

10:00:00

100

10:10:00

115

Below 30%

Strike shall not be considered

65

PE

10:30:00

100

10:50:00

90

Below 30%

Strike shall not be considered

Only those entities/clients which trades and creates fresh short positions in a strike which is 30% away from the Underlying Price at the time of trade shall be shortlisted.

Clients shall be identified as follows:

  1. Top clients subject to a maximum of top 10 clients which constitutes 30% of the total fresh short positions in the contract.
  2. No clients to be considered if top 10 clients do not account for 30% of the fresh short position in the contract.

The additional margin shall be levied on such identified clients at the rate of 20% on notional value of the fresh short positions created.

Notional Value = Close Price of the Underlying * Fresh Short Quantity

Illustration 1:     Scrip: ABC Limited;   Option Type: CE.

Strikes: All strikes which during the day were 30% away from the underlying at the time of trade

Client

Fresh Short Open Interest

Percentage to OI

Remarks

A

95

                   10.02

Shortlisted for additional margin

B

85

                     8.97

Shortlisted for additional margin

C

78

                     8.23

Shortlisted for additional margin

D

76

                      8.02

Shortlisted for additional margin

E

72

                      7.59

 

F

69

                      7.28

 

G

65

                      6.86

 

H

62

                        6.54

 

I

61

                        6.43

 

J

59

                        6.22

 

K

58

                        6.12

 

L

57

                        6.01

 

M

56

                        5.91

 

N

55

                        5.80

 

Total

948

 

 

Plient shortlisted for an additional margin of traded for more than 30% of fresh open positio shall be clubbed together and concen

Illustration 2:   Scrip: ABC Limited;    Option Type: PE

Strikes: All strikes which during the day were 30% away from the underlying at the time of trade

Client

Fresh Short Open Interest

Percentage to OI

Remarks

F

100

                       7.30

Shortlisted for additional margin

G

100

                       7.30

Shortlisted for additional margin

I

99

                       7.23

Shortlisted for additional margin

A

99

                       7.23

Shortlisted for additional margin

E

98

                       7.15

Shortlisted for additional margin

B

98

                       7.15

Shortlisted for additional margin

C

97

                       7.08

 

D

97

                       7.08

 

H

97

                       7.08

 

J

97

                       7.08

 

K

97

                        7.08

 

L

97

                        7.08

 

M

97

                        7.08

 

N

97

                        7.08

 

Total

1370

 

 

An additional margin of 20% on the notional value shall be levied and blocked from the collateral deposits of clearing members of the highlighted clients.

The margins levied on clients identified as per (3) above shall be grossed up at the trading member level. The margins grossed up at the trading member level shall be aggregated at the clearing member level and blocked from the collateral deposits of such clearing members.

The following file shall be sent to the Trading Member(s) through extranet on an end of day basis:

TM Code_Addln_Margin_DDMMYYYY.csv containing client wise / scrip wise details of strike which are shortlisted for additional margin as per (3) above.

The above file shall be available for download at the following location:

Faoftp/Investigation/Dnld

The following file shall be sent to the Clearing Member(s) through extranet on an end of day basis:

F_Primary Member Code_ASMOTM_DDMMYYYY.csv containing trading member wise / client wise / scrip wise details of a strike which are shortlisted for additional margin as per (3) above.

The above file shall be available for download at the following location:

Faoftp/Letters/Dnld

The Collateral Break up report (CL01) shall also include information on the additional margin blocked from their collateral deposits.

The additional margin shall be retained with Clearing Corporation till the expiry of the contract or till square-up of positions, whichever is earlier.

 

In case of any further queries, you may write to us at surveillance@nse.co.in or call on 022 2659 8129/8166.

Updated on: 22/10/2019