NATIONALUM
National Aluminium Co Ltd
Historical option data for NATIONALUM
30 Apr 2026 04:10 PM IST
| NATIONALUM 26-May-2026 (25d) 425 CE | ||||||||||||||||
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Delta: 0.27
Vega: 0
Theta: -0.28
Gamma: 0.00804
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| Date | Close | Ltp | Change | IV | Volume | OI Chg | OI | |||||||||
| 30 Apr | 399.30 | 6.65 | -16.15 | 39.07 | 1,035 | 149 | 205 | |||||||||
| 29 Apr | 433.30 | 22.25 | -7.300000000000001 | 37.37 | 83 | 6 | 54 | |||||||||
| 28 Apr | 441.50 | 29.55 | -1.8999999999999986 | 39.05 | 1 | 0 | 50 | |||||||||
| 27 Apr | 441.00 | 31.45 | 0.6499999999999986 | 43.19 | 4 | 0 | 50 | |||||||||
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| 24 Apr | 437.05 | 30.8 | 0.9000000000000021 | 41.75 | 25 | 14 | 50 | |||||||||
| 23 Apr | 439.25 | 29.9 | 1.3499999999999979 | 39.35 | 4 | -4 | 36 | |||||||||
| 22 Apr | 435.95 | 28.85 | 8 | 39.75 | 28 | -14 | 42 | |||||||||
| 21 Apr | 422.95 | 20.85 | -3.6499999999999986 | 38.83 | 34 | 38 | 54 | |||||||||
| 20 Apr | 426.65 | 24.5 | -8.049999999999997 | 42.31 | 3 | 4 | 14 | |||||||||
| 17 Apr | 438.75 | 32.55 | -2.25 | 44.93 | 0 | 0 | 10 | |||||||||
| 16 Apr | 432.70 | 32.55 | 8.299999999999997 | 44.93 | 4 | 0 | 6 | |||||||||
| 15 Apr | 423.90 | 24.25 | 12.2 | 41.54 | 7 | 6 | 6 | |||||||||
| 13 Apr | 418.05 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 10 Apr | 417.00 | 0 | 0 | 2.27 | 0 | 0 | 0 | |||||||||
| 9 Apr | 412.35 | 12.05 | 0 | 1.35 | 0 | 0 | 0 | |||||||||
| 8 Apr | 400.15 | 12.05 | 0 | 3.92 | 0 | 0 | 0 | |||||||||
| 7 Apr | 411.75 | 12.05 | 0 | 1.47 | 0 | 0 | 0 | |||||||||
| 6 Apr | 407.85 | 12.05 | 0 | 2.37 | 0 | 0 | 0 | |||||||||
| 2 Apr | 401.80 | 12.05 | 0 | 3.32 | 0 | 0 | 0 | |||||||||
| 1 Apr | 399.45 | 12.05 | 0 | 3.47 | 0 | 0 | 0 | |||||||||
| 16 Mar | 372.25 | - | - | - | 0 | 0 | 0 | |||||||||
| 13 Mar | 387.35 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 12 Mar | 409.15 | 0 | 0 | 3.07 | 0 | 0 | 0 | |||||||||
| 11 Mar | 397.75 | 0 | 0 | 2.49 | 0 | 0 | 0 | |||||||||
| 10 Mar | 388.75 | - | - | - | 0 | 0 | 0 | |||||||||
| 9 Mar | 388.10 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 6 Mar | 396.15 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 5 Mar | 395.95 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
For National Aluminium Co Ltd - strike price 425 expiring on 26MAY2026
Delta for 425 CE is 0.27
Historical price for 425 CE is as follows
On 30 Apr NATIONALUM was trading at 399.30. The strike last trading price was 6.65, which was -16.15 lower than the previous day. The implied volatity was 39.07, the open interest changed by 149 which increased total open position to 205
On 29 Apr NATIONALUM was trading at 433.30. The strike last trading price was 22.25, which was -7.300000000000001 lower than the previous day. The implied volatity was 37.37, the open interest changed by 6 which increased total open position to 54
On 28 Apr NATIONALUM was trading at 441.50. The strike last trading price was 29.55, which was -1.8999999999999986 lower than the previous day. The implied volatity was 39.05, the open interest changed by 0 which decreased total open position to 25
On 27 Apr NATIONALUM was trading at 441.00. The strike last trading price was 31.45, which was 0.6499999999999986 higher than the previous day. The implied volatity was 43.19, the open interest changed by 0 which decreased total open position to 25
On 24 Apr NATIONALUM was trading at 437.05. The strike last trading price was 30.8, which was 0.9000000000000021 higher than the previous day. The implied volatity was 41.75, the open interest changed by 7 which increased total open position to 25
On 23 Apr NATIONALUM was trading at 439.25. The strike last trading price was 29.9, which was 1.3499999999999979 higher than the previous day. The implied volatity was 39.35, the open interest changed by -2 which decreased total open position to 18
On 22 Apr NATIONALUM was trading at 435.95. The strike last trading price was 28.85, which was 8 higher than the previous day. The implied volatity was 39.75, the open interest changed by -7 which decreased total open position to 21
On 21 Apr NATIONALUM was trading at 422.95. The strike last trading price was 20.85, which was -3.6499999999999986 lower than the previous day. The implied volatity was 38.83, the open interest changed by 19 which increased total open position to 27
On 20 Apr NATIONALUM was trading at 426.65. The strike last trading price was 24.5, which was -8.049999999999997 lower than the previous day. The implied volatity was 42.31, the open interest changed by 2 which increased total open position to 7
On 17 Apr NATIONALUM was trading at 438.75. The strike last trading price was 32.55, which was -2.25 lower than the previous day. The implied volatity was 44.93, the open interest changed by 0 which decreased total open position to 5
On 16 Apr NATIONALUM was trading at 432.70. The strike last trading price was 32.55, which was 8.299999999999997 higher than the previous day. The implied volatity was 44.93, the open interest changed by 0 which decreased total open position to 3
On 15 Apr NATIONALUM was trading at 423.90. The strike last trading price was 24.25, which was 12.2 higher than the previous day. The implied volatity was 41.54, the open interest changed by 3 which increased total open position to 3
On 13 Apr NATIONALUM was trading at 418.05. 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 Apr NATIONALUM was trading at 417.00. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.27, the open interest changed by 0 which decreased total open position to 0
On 9 Apr NATIONALUM was trading at 412.35. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 1.35, the open interest changed by 0 which decreased total open position to 0
On 8 Apr NATIONALUM was trading at 400.15. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 3.92, the open interest changed by 0 which decreased total open position to 0
On 7 Apr NATIONALUM was trading at 411.75. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 1.47, the open interest changed by 0 which decreased total open position to 0
On 6 Apr NATIONALUM was trading at 407.85. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 2.37, the open interest changed by 0 which decreased total open position to 0
On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 3.32, the open interest changed by 0 which decreased total open position to 0
On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 12.05, which was 0 lower than the previous day. The implied volatity was 3.47, the open interest changed by 0 which decreased total open position to 0
On 16 Mar NATIONALUM was trading at 372.25. 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 NATIONALUM was trading at 387.35. 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 12 Mar NATIONALUM was trading at 409.15. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 3.07, the open interest changed by 0 which decreased total open position to 0
On 11 Mar NATIONALUM was trading at 397.75. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.49, the open interest changed by 0 which decreased total open position to 0
On 10 Mar NATIONALUM was trading at 388.75. 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 9 Mar NATIONALUM was trading at 388.10. 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 NATIONALUM was trading at 396.15. 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 NATIONALUM was trading at 395.95. 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
| NATIONALUM 26-May-2026 (25d) 425 PE | |||||||
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Delta: -0.69
Vega: 0
Theta: -0.28
Gamma: 0.0073
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| Date | Close | Ltp | Change | IV | Volume | OI Chg | OI |
| 30 Apr | 399.30 | 36.95 | 20.050000000000004 | 45.37 | 491 | 24 | 211 |
| 29 Apr | 433.30 | 16.6 | 3.150000000000002 | 45.16 | 271 | 29 | 185 |
| 28 Apr | 441.50 | 13.05 | -0.4499999999999993 | 44.74 | 111 | 26 | 158 |
| 27 Apr | 441.00 | 13.45 | -0.8500000000000014 | 43.98 | 54 | 54 | 132 |
| 24 Apr | 437.05 | 14.8 | 0.3000000000000007 | 40.88 | 34 | -4 | 80 |
| 23 Apr | 439.25 | 14.5 | -0.5999999999999996 | 42.36 | 43 | 44 | 80 |
| 22 Apr | 435.95 | 15.05 | -4.849999999999998 | 39.97 | 28 | 14 | 36 |
| 21 Apr | 422.95 | 19.9 | 0.14999999999999858 | 39.03 | 13 | 18 | 22 |
| 20 Apr | 426.65 | 19.75 | -2.5 | 41.81 | 1 | 0 | 2 |
| 17 Apr | 438.75 | 22.25 | 22.25 | - | 0 | 0 | 2 |
| 16 Apr | 432.70 | 22.25 | 22.25 | 40.38 | 0 | 0 | 2 |
| 15 Apr | 423.90 | 22.25 | -64.8 | 40.38 | 1 | 0 | 0 |
| 13 Apr | 418.05 | 0 | 0 | - | 0 | 0 | 0 |
| 10 Apr | 417.00 | 0 | 0 | - | 0 | 0 | 0 |
| 9 Apr | 412.35 | 87.05 | 0 | - | 0 | 0 | 0 |
| 8 Apr | 400.15 | 87.05 | 0 | - | 0 | 0 | 0 |
| 7 Apr | 411.75 | 87.05 | 0 | - | 0 | 0 | 0 |
| 6 Apr | 407.85 | 87.05 | 0 | - | 0 | 0 | 0 |
| 2 Apr | 401.80 | 87.05 | 0 | - | 0 | 0 | 0 |
| 1 Apr | 399.45 | 87.05 | 0 | - | 0 | 0 | 0 |
| 16 Mar | 372.25 | - | - | - | 0 | 0 | 0 |
| 13 Mar | 387.35 | 0 | 0 | - | 0 | 0 | 0 |
| 12 Mar | 409.15 | 0 | 0 | - | 0 | 0 | 0 |
| 11 Mar | 397.75 | 0 | 0 | - | 0 | 0 | 0 |
| 10 Mar | 388.75 | - | - | - | 0 | 0 | 0 |
| 9 Mar | 388.10 | 0 | 0 | - | 0 | 0 | 0 |
| 6 Mar | 396.15 | 0 | 0 | - | 0 | 0 | 0 |
| 5 Mar | 395.95 | 0 | 0 | - | 0 | 0 | 0 |
For National Aluminium Co Ltd - strike price 425 expiring on 26MAY2026
Delta for 425 PE is -0.69
Historical price for 425 PE is as follows
On 30 Apr NATIONALUM was trading at 399.30. The strike last trading price was 36.95, which was 20.050000000000004 higher than the previous day. The implied volatity was 45.37, the open interest changed by 24 which increased total open position to 211
On 29 Apr NATIONALUM was trading at 433.30. The strike last trading price was 16.6, which was 3.150000000000002 higher than the previous day. The implied volatity was 45.16, the open interest changed by 29 which increased total open position to 185
On 28 Apr NATIONALUM was trading at 441.50. The strike last trading price was 13.05, which was -0.4499999999999993 lower than the previous day. The implied volatity was 44.74, the open interest changed by 13 which increased total open position to 79
On 27 Apr NATIONALUM was trading at 441.00. The strike last trading price was 13.45, which was -0.8500000000000014 lower than the previous day. The implied volatity was 43.98, the open interest changed by 27 which increased total open position to 66
On 24 Apr NATIONALUM was trading at 437.05. The strike last trading price was 14.8, which was 0.3000000000000007 higher than the previous day. The implied volatity was 40.88, the open interest changed by -2 which decreased total open position to 40
On 23 Apr NATIONALUM was trading at 439.25. The strike last trading price was 14.5, which was -0.5999999999999996 lower than the previous day. The implied volatity was 42.36, the open interest changed by 22 which increased total open position to 40
On 22 Apr NATIONALUM was trading at 435.95. The strike last trading price was 15.05, which was -4.849999999999998 lower than the previous day. The implied volatity was 39.97, the open interest changed by 7 which increased total open position to 18
On 21 Apr NATIONALUM was trading at 422.95. The strike last trading price was 19.9, which was 0.14999999999999858 higher than the previous day. The implied volatity was 39.03, the open interest changed by 9 which increased total open position to 11
On 20 Apr NATIONALUM was trading at 426.65. The strike last trading price was 19.75, which was -2.5 lower than the previous day. The implied volatity was 41.81, the open interest changed by 0 which decreased total open position to 1
On 17 Apr NATIONALUM was trading at 438.75. The strike last trading price was 22.25, which was 22.25 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1
On 16 Apr NATIONALUM was trading at 432.70. The strike last trading price was 22.25, which was 22.25 higher than the previous day. The implied volatity was 40.38, the open interest changed by 0 which decreased total open position to 1
On 15 Apr NATIONALUM was trading at 423.90. The strike last trading price was 22.25, which was -64.8 lower than the previous day. The implied volatity was 40.38, the open interest changed by 0 which decreased total open position to 0
On 13 Apr NATIONALUM was trading at 418.05. 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 Apr NATIONALUM was trading at 417.00. 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 Apr NATIONALUM was trading at 412.35. The strike last trading price was 87.05, 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 8 Apr NATIONALUM was trading at 400.15. The strike last trading price was 87.05, 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 NATIONALUM was trading at 411.75. The strike last trading price was 87.05, 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 NATIONALUM was trading at 407.85. The strike last trading price was 87.05, 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 NATIONALUM was trading at 401.80. The strike last trading price was 87.05, 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 NATIONALUM was trading at 399.45. The strike last trading price was 87.05, 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 NATIONALUM was trading at 372.25. 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 NATIONALUM was trading at 387.35. 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 12 Mar NATIONALUM was trading at 409.15. 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 NATIONALUM was trading at 397.75. 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 NATIONALUM was trading at 388.75. 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 9 Mar NATIONALUM was trading at 388.10. 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 NATIONALUM was trading at 396.15. 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 NATIONALUM was trading at 395.95. 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
