Saturday, June 11, 2016

Short straddle in BHEL and BankNifty


This strategy requires that you sell both call and put options of the same strike price for the same expiry date. This strategy makes profit because of the decay in premium with time. Short straddle can be used if you know where the stock is going to end.

First column shows the underlying  price.Other columns shows the premium of call and put options combined for the strike price mentioned in the top.

BHEL
125
120
130
115
110
114.85
15.55
14.05
18.25
12.45
13.35
113.85
15.7
14.15
18.9
13.65
13.5
116.45
15.2
13.5
19.35
13.35
14.65
116.85
15.15
13.05
17.95
12.9
14.35
112.85
15.9
13.8
18.3
12.8
12.65
113.9
15.45
13.15
19.85
12.05
12.55
119.25
12.35
10.95
17.85
11.1
12.55
122.8
9.75
9.65
10.85
11.3
14.95
127.45
9.15
11
9.2
14.4
18.5
127.3
8.2
10.25
8.35
14.05
17.65
133.65
10.75
14.3
7.7
18.9
23.65
132.2
9.65
13.25
6.85
17.35
20.95
132.95
9.85
14.15
6.8
17.65
23.6
128.9
6.9
10.55
5.9
14.65
19.15
127.55
5.7
8.55
5.15
12.8
18.7
125.65
4.15
6.9
5.4
10.7
15.35
129.15
4.6
9.2
3.15
15.05
20.25
127.75
3.85
8.3
2.6
13.3
19.05
125
0.1
5.05
4.9
9.85
15

For 125 strike price, the combined premium went from 15.55 to 0.1.

You can even sell for more than 2-3 strike prices and take the advantage or you can apply this strategy on 2-3 stocks.

For strike price 120, 125 and 130, combined premium = 47.85
and at expiry premium = 10.05.


Short straddle on Bank Nifty

                        Strike Price CE+PE ====>
Banknifty
16500
17000
17500
16716.9
849
1142
991.65
16795
850
1095
910.85
16543
763
1083
1041.5
16388.7
739.4
1118.8
1138.3
16274.25
702.05
1124.1
1217
16281
659.95
1039.95
1173.35
16296.6
642.45
1017.9
1163
16686.1
621.7
803.4
858
16784.95
640.05
780.1
767
16754.45
626.55
800.9
811.25
16923.7
698.05
796.05
657
16716.9
564
730
829
16737.55
540.15
672.4
749.4
16762.75
526.9
644.8
746.5
16728.95
497.3
608.6
762.45
16565.25
420
602
949.6
16481.45
323
481
973.55
16407.55
236.3
406.4
1096.55
16456.65
176
257
991.4
16997.45
512.45
516.25
494.1
17359.3
841.55
841.6
114.25


For 17500, combined premium went from 991 to 114.25. 

One of the drawbacks of this strategy is if the stock made a large move in any direction then you will be in loss and it requires a large margin to execute.
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