[--[65.84.65.76]--]

GAIL

Gail (India) Ltd
165.66 -0.02 (-0.01%)
L: 164.57 H: 167.96

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Historical option data for GAIL

29 Apr 2026 04:10 PM IST
GAIL 26-May-2026 (26d) 166 CE
Delta: 0.52
Vega: 0
Theta: -0.11
Gamma: 0.02931
Date Close Ltp Change IV Volume OI Chg OI
29 Apr 165.66 5.42 -0.13999999999999968 30.06 226 28 211
28 Apr 165.68 5.76 -0.08000000000000007 29.42 95 49 184
27 Apr 165.74 5.8 0.5 29.35 189 118 134
24 Apr 165.61 5.3 -0.40000000000000036 29 2 0 15
23 Apr 164.96 5.7 -0.6299999999999999 29.09 4 2 16
22 Apr 166.12 6.33 1.2300000000000004 28.55 19 11 14
21 Apr 160.77 5.1 1.8499999999999996 31.68 1 0 3
20 Apr 157.70 3.25 -0.7999999999999998 - 0 0 3
17 Apr 157.82 3.25 -0.7999999999999998 - 0 0 3
16 Apr 158.92 3.25 -0.7999999999999998 30.37 0 0 3
15 Apr 156.12 3.25 0.22999999999999998 30.37 1 0 2
13 Apr 153.71 3.02 -0.029999999999999805 - 0 0 2
10 Apr 154.08 3.02 -0.029999999999999805 - 0 0 2
9 Apr 152.22 3.02 -10.27 32.95 3 2 2
8 Apr 153.30 13.29 0 5.91 0 0 0
7 Apr 145.38 13.29 0 9.93 0 0 0
6 Apr 143.14 13.29 0 - 0 0 0
2 Apr 141.73 13.29 0 - 0 0 0
1 Apr 140.67 13.29 0 11.43 0 0 0
30 Mar 137.71 13.29 0 12.37 0 0 0
27 Mar 137.19 13.29 0 12.12 0 0 0
25 Mar 139.20 13.29 0 10.92 0 0 0
24 Mar 137.67 13.29 0 12.41 0 0 0
23 Mar 135.40 13.29 0 11.27 0 0 0
20 Mar 142.87 13.29 0 8.03 0 0 0
19 Mar 144.27 13.29 0 6.99 0 0 0
18 Mar 150.95 13.29 0 6.38 0 0 0
17 Mar 147.71 13.29 0 6.69 0 0 0
16 Mar 146.06 - - - 0 0 0
13 Mar 147.78 13.29 0 - 0 0 0
12 Mar 152.35 13.29 0 6.52 0 0 0
11 Mar 147.97 13.29 0 5.74 0 0 0
10 Mar 150.29 13.29 0 5.02 0 0 0
9 Mar 148.98 13.29 0 5.67 0 0 0
6 Mar 155.71 13.29 0 3.12 0 0 0
5 Mar 156.73 13.29 0 - 0 0 0
4 Mar 154.61 0 0 - 0 0 0
2 Mar 165.07 0 0 - 0 0 0
27 Feb 169.53 0 0 - 0 0 0


For Gail (India) Ltd - strike price 166 expiring on 26MAY2026

Delta for 166 CE is 0.52

Historical price for 166 CE is as follows

On 29 Apr GAIL was trading at 165.66. The strike last trading price was 5.42, which was -0.13999999999999968 lower than the previous day. The implied volatity was 30.06, the open interest changed by 28 which increased total open position to 211


On 28 Apr GAIL was trading at 165.68. The strike last trading price was 5.76, which was -0.08000000000000007 lower than the previous day. The implied volatity was 29.42, the open interest changed by 49 which increased total open position to 184


On 27 Apr GAIL was trading at 165.74. The strike last trading price was 5.8, which was 0.5 higher than the previous day. The implied volatity was 29.35, the open interest changed by 118 which increased total open position to 134


On 24 Apr GAIL was trading at 165.61. The strike last trading price was 5.3, which was -0.40000000000000036 lower than the previous day. The implied volatity was 29, the open interest changed by 0 which decreased total open position to 15


On 23 Apr GAIL was trading at 164.96. The strike last trading price was 5.7, which was -0.6299999999999999 lower than the previous day. The implied volatity was 29.09, the open interest changed by 2 which increased total open position to 16


On 22 Apr GAIL was trading at 166.12. The strike last trading price was 6.33, which was 1.2300000000000004 higher than the previous day. The implied volatity was 28.55, the open interest changed by 11 which increased total open position to 14


On 21 Apr GAIL was trading at 160.77. The strike last trading price was 5.1, which was 1.8499999999999996 higher than the previous day. The implied volatity was 31.68, the open interest changed by 0 which decreased total open position to 3


On 20 Apr GAIL was trading at 157.70. The strike last trading price was 3.25, which was -0.7999999999999998 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 3


On 17 Apr GAIL was trading at 157.82. The strike last trading price was 3.25, which was -0.7999999999999998 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 3


On 16 Apr GAIL was trading at 158.92. The strike last trading price was 3.25, which was -0.7999999999999998 lower than the previous day. The implied volatity was 30.37, the open interest changed by 0 which decreased total open position to 3


On 15 Apr GAIL was trading at 156.12. The strike last trading price was 3.25, which was 0.22999999999999998 higher than the previous day. The implied volatity was 30.37, the open interest changed by 0 which decreased total open position to 2


On 13 Apr GAIL was trading at 153.71. The strike last trading price was 3.02, which was -0.029999999999999805 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 10 Apr GAIL was trading at 154.08. The strike last trading price was 3.02, which was -0.029999999999999805 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 9 Apr GAIL was trading at 152.22. The strike last trading price was 3.02, which was -10.27 lower than the previous day. The implied volatity was 32.95, the open interest changed by 2 which increased total open position to 2


On 8 Apr GAIL was trading at 153.30. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 5.91, the open interest changed by 0 which decreased total open position to 0


On 7 Apr GAIL was trading at 145.38. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 9.93, the open interest changed by 0 which decreased total open position to 0


On 6 Apr GAIL was trading at 143.14. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Apr GAIL was trading at 141.73. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 1 Apr GAIL was trading at 140.67. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 11.43, the open interest changed by 0 which decreased total open position to 0


On 30 Mar GAIL was trading at 137.71. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 12.37, the open interest changed by 0 which decreased total open position to 0


On 27 Mar GAIL was trading at 137.19. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 12.12, the open interest changed by 0 which decreased total open position to 0


On 25 Mar GAIL was trading at 139.20. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 10.92, the open interest changed by 0 which decreased total open position to 0


On 24 Mar GAIL was trading at 137.67. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 12.41, the open interest changed by 0 which decreased total open position to 0


On 23 Mar GAIL was trading at 135.40. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 11.27, the open interest changed by 0 which decreased total open position to 0


On 20 Mar GAIL was trading at 142.87. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 8.03, the open interest changed by 0 which decreased total open position to 0


On 19 Mar GAIL was trading at 144.27. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 6.99, the open interest changed by 0 which decreased total open position to 0


On 18 Mar GAIL was trading at 150.95. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 6.38, the open interest changed by 0 which decreased total open position to 0


On 17 Mar GAIL was trading at 147.71. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 6.69, the open interest changed by 0 which decreased total open position to 0


On 16 Mar GAIL was trading at 146.06. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 13 Mar GAIL was trading at 147.78. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 12 Mar GAIL was trading at 152.35. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 6.52, the open interest changed by 0 which decreased total open position to 0


On 11 Mar GAIL was trading at 147.97. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 5.74, the open interest changed by 0 which decreased total open position to 0


On 10 Mar GAIL was trading at 150.29. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 5.02, the open interest changed by 0 which decreased total open position to 0


On 9 Mar GAIL was trading at 148.98. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 5.67, the open interest changed by 0 which decreased total open position to 0


On 6 Mar GAIL was trading at 155.71. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was 3.12, the open interest changed by 0 which decreased total open position to 0


On 5 Mar GAIL was trading at 156.73. The strike last trading price was 13.29, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 4 Mar GAIL was trading at 154.61. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Mar GAIL was trading at 165.07. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 27 Feb GAIL was trading at 169.53. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


GAIL 26-May-2026 (26d) 166 PE
Delta: -0.48
Vega: 0
Theta: -0.08
Gamma: 0.0313
Date Close Ltp Change IV Volume OI Chg OI
29 Apr 165.66 4.92 -0.23000000000000043 28.07 141 24 224
28 Apr 165.68 5.12 -0.09999999999999964 29.7 100 65 201
27 Apr 165.74 5.08 -0.5199999999999996 29.04 171 105 135
24 Apr 165.61 5.63 0.29000000000000004 30.03 32 22 29
23 Apr 164.96 5.34 0 28.93 2 1 6
22 Apr 166.12 5.34 -2.6100000000000003 29.48 5 1 3
21 Apr 160.77 7.95 -3.3999999999999995 28.48 1 0 2
20 Apr 157.70 11.35 11.35 - 0 0 2
17 Apr 157.82 11.35 11.35 - 0 0 2
16 Apr 158.92 11.35 11.35 27.07 0 0 2
15 Apr 156.12 11.35 -3.540000000000001 27.07 1 0 1
13 Apr 153.71 14.89 14.89 - 0 0 1
10 Apr 154.08 14.89 14.89 - 0 0 1
9 Apr 152.22 14.89 6.19 33.99 1 0 0
8 Apr 153.30 8.7 0 - 0 0 0
7 Apr 145.38 8.7 0 - 0 0 0
6 Apr 143.14 8.7 0 - 0 0 0
2 Apr 141.73 8.7 0 - 0 0 0
1 Apr 140.67 8.7 0 - 0 0 0
30 Mar 137.71 0 0 - 0 0 0
27 Mar 137.19 0 0 - 0 0 0
25 Mar 139.20 0 0 - 0 0 0
24 Mar 137.67 0 0 - 0 0 0
23 Mar 135.40 0 0 - 0 0 0
20 Mar 142.87 0 0 - 0 0 0
19 Mar 144.27 0 0 - 0 0 0
18 Mar 150.95 0 0 - 0 0 0
17 Mar 147.71 0 0 - 0 0 0
16 Mar 146.06 - - - 0 0 0
13 Mar 147.78 0 0 - 0 0 0
12 Mar 152.35 0 0 - 0 0 0
11 Mar 147.97 0 0 - 0 0 0
10 Mar 150.29 0 0 - 0 0 0
9 Mar 148.98 0 0 - 0 0 0
6 Mar 155.71 0 0 - 0 0 0
5 Mar 156.73 0 0 - 0 0 0
4 Mar 154.61 0 0 - 0 0 0
2 Mar 165.07 0 0 1.22 0 0 0
27 Feb 169.53 0 0 3.03 0 0 0


For Gail (India) Ltd - strike price 166 expiring on 26MAY2026

Delta for 166 PE is -0.48

Historical price for 166 PE is as follows

On 29 Apr GAIL was trading at 165.66. The strike last trading price was 4.92, which was -0.23000000000000043 lower than the previous day. The implied volatity was 28.07, the open interest changed by 24 which increased total open position to 224


On 28 Apr GAIL was trading at 165.68. The strike last trading price was 5.12, which was -0.09999999999999964 lower than the previous day. The implied volatity was 29.7, the open interest changed by 65 which increased total open position to 201


On 27 Apr GAIL was trading at 165.74. The strike last trading price was 5.08, which was -0.5199999999999996 lower than the previous day. The implied volatity was 29.04, the open interest changed by 105 which increased total open position to 135


On 24 Apr GAIL was trading at 165.61. The strike last trading price was 5.63, which was 0.29000000000000004 higher than the previous day. The implied volatity was 30.03, the open interest changed by 22 which increased total open position to 29


On 23 Apr GAIL was trading at 164.96. The strike last trading price was 5.34, which was 0 lower than the previous day. The implied volatity was 28.93, the open interest changed by 1 which increased total open position to 6


On 22 Apr GAIL was trading at 166.12. The strike last trading price was 5.34, which was -2.6100000000000003 lower than the previous day. The implied volatity was 29.48, the open interest changed by 1 which increased total open position to 3


On 21 Apr GAIL was trading at 160.77. The strike last trading price was 7.95, which was -3.3999999999999995 lower than the previous day. The implied volatity was 28.48, the open interest changed by 0 which decreased total open position to 2


On 20 Apr GAIL was trading at 157.70. The strike last trading price was 11.35, which was 11.35 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 17 Apr GAIL was trading at 157.82. The strike last trading price was 11.35, which was 11.35 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 16 Apr GAIL was trading at 158.92. The strike last trading price was 11.35, which was 11.35 higher than the previous day. The implied volatity was 27.07, the open interest changed by 0 which decreased total open position to 2


On 15 Apr GAIL was trading at 156.12. The strike last trading price was 11.35, which was -3.540000000000001 lower than the previous day. The implied volatity was 27.07, the open interest changed by 0 which decreased total open position to 1


On 13 Apr GAIL was trading at 153.71. The strike last trading price was 14.89, which was 14.89 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 10 Apr GAIL was trading at 154.08. The strike last trading price was 14.89, which was 14.89 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 9 Apr GAIL was trading at 152.22. The strike last trading price was 14.89, which was 6.19 higher than the previous day. The implied volatity was 33.99, the open interest changed by 0 which decreased total open position to 0


On 8 Apr GAIL was trading at 153.30. The strike last trading price was 8.7, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 7 Apr GAIL was trading at 145.38. The strike last trading price was 8.7, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 6 Apr GAIL was trading at 143.14. The strike last trading price was 8.7, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Apr GAIL was trading at 141.73. The strike last trading price was 8.7, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 1 Apr GAIL was trading at 140.67. The strike last trading price was 8.7, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 30 Mar GAIL was trading at 137.71. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 27 Mar GAIL was trading at 137.19. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 25 Mar GAIL was trading at 139.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 24 Mar GAIL was trading at 137.67. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 23 Mar GAIL was trading at 135.40. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 20 Mar GAIL was trading at 142.87. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 19 Mar GAIL was trading at 144.27. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 18 Mar GAIL was trading at 150.95. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 17 Mar GAIL was trading at 147.71. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 16 Mar GAIL was trading at 146.06. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 13 Mar GAIL was trading at 147.78. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 12 Mar GAIL was trading at 152.35. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 11 Mar GAIL was trading at 147.97. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 10 Mar GAIL was trading at 150.29. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 9 Mar GAIL was trading at 148.98. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 6 Mar GAIL was trading at 155.71. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 5 Mar GAIL was trading at 156.73. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 4 Mar GAIL was trading at 154.61. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Mar GAIL was trading at 165.07. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.22, the open interest changed by 0 which decreased total open position to 0


On 27 Feb GAIL was trading at 169.53. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 3.03, the open interest changed by 0 which decreased total open position to 0