[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
401.8 +2.35 (0.59%)
L: 385.2 H: 403.4

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Historical option data for NATIONALUM

02 Apr 2026 04:10 PM IST
NATIONALUM 28-Apr-2026 (26d) 385 CE
Delta: 0.69
Vega: 0.38
Theta: -0.38
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
2 Apr 401.80 29.2 1.75 43.01 123 -13 86
1 Apr 399.45 27.7 6.5 39.12 131 0 100
30 Mar 386.10 22 8.75 44.9 569 -19 89
27 Mar 371.00 13.5 2.25 41.26 77 61 109
25 Mar 367.30 11.25 2.2 39.23 3 1 50
24 Mar 354.65 8.9 -0.3 43.18 26 0 49
23 Mar 349.75 9.15 -6.35 47.15 66 32 49
20 Mar 368.50 15.5 -2.6 41.43 15 3 16
19 Mar 377.00 18.1 -5.9 38.88 14 6 12
18 Mar 387.65 24 -1.9 39.85 5 2 5
17 Mar 395.15 25.9 7.65 32.44 2 1 2
16 Mar 372.25 18.25 -6.15 43.48 4 2 3
13 Mar 387.35 24.4 -7.6 38.93 1 -1 0
12 Mar 409.15 32 6.4 23.39 1 0 0
11 Mar 397.75 25.6 13.6 - 0 0 2
10 Mar 388.75 25.6 13.6 34.69 1 0 1
9 Mar 388.10 12 -26.9 - 0 0 1
6 Mar 396.15 12 -26.9 - 0 0 1
5 Mar 395.95 12 -26.9 - 1 0 0
4 Mar 373.50 12 -26.9 - 1 0 1
2 Mar 362.85 12 -26.9 33.13 1 0 0
27 Feb 354.60 38.9 0 4.82 0 0 0
26 Feb 361.30 38.9 0 3.63 0 0 0
16 Feb 348.40 - - - 0 0 0
13 Feb 349.30 0 0 1.39 0 0 0
12 Feb 369.70 0 0 - 0 0 0
11 Feb 367.70 0 0 1.83 0 0 0
10 Feb 368.65 0 0 - 0 0 0
9 Feb 365.20 0 0 2.03 0 0 0
6 Feb 354.65 0 0 - 0 0 0
5 Feb 363.85 0 0 - 0 0 0
4 Feb 374.90 0 0 0.48 0 0 0
3 Feb 370.85 0 0 1.19 0 0 0
2 Feb 369.70 0 0 1.41 0 0 0
1 Feb 354.20 0 0 3.04 0 0 0
30 Jan 385.45 0 0 - 0 0 0
29 Jan 428.85 0 0 - 0 0 0


For National Aluminium Co Ltd - strike price 385 expiring on 28APR2026

Delta for 385 CE is 0.69

Historical price for 385 CE is as follows

On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 29.2, which was 1.75 higher than the previous day. The implied volatity was 43.01, the open interest changed by -13 which decreased total open position to 86


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 27.7, which was 6.5 higher than the previous day. The implied volatity was 39.12, the open interest changed by 0 which decreased total open position to 100


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 22, which was 8.75 higher than the previous day. The implied volatity was 44.9, the open interest changed by -19 which decreased total open position to 89


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 13.5, which was 2.25 higher than the previous day. The implied volatity was 41.26, the open interest changed by 61 which increased total open position to 109


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 11.25, which was 2.2 higher than the previous day. The implied volatity was 39.23, the open interest changed by 1 which increased total open position to 50


On 24 Mar NATIONALUM was trading at 354.65. The strike last trading price was 8.9, which was -0.3 lower than the previous day. The implied volatity was 43.18, the open interest changed by 0 which decreased total open position to 49


On 23 Mar NATIONALUM was trading at 349.75. The strike last trading price was 9.15, which was -6.35 lower than the previous day. The implied volatity was 47.15, the open interest changed by 32 which increased total open position to 49


On 20 Mar NATIONALUM was trading at 368.50. The strike last trading price was 15.5, which was -2.6 lower than the previous day. The implied volatity was 41.43, the open interest changed by 3 which increased total open position to 16


On 19 Mar NATIONALUM was trading at 377.00. The strike last trading price was 18.1, which was -5.9 lower than the previous day. The implied volatity was 38.88, the open interest changed by 6 which increased total open position to 12


On 18 Mar NATIONALUM was trading at 387.65. The strike last trading price was 24, which was -1.9 lower than the previous day. The implied volatity was 39.85, the open interest changed by 2 which increased total open position to 5


On 17 Mar NATIONALUM was trading at 395.15. The strike last trading price was 25.9, which was 7.65 higher than the previous day. The implied volatity was 32.44, the open interest changed by 1 which increased total open position to 2


On 16 Mar NATIONALUM was trading at 372.25. The strike last trading price was 18.25, which was -6.15 lower than the previous day. The implied volatity was 43.48, the open interest changed by 2 which increased total open position to 3


On 13 Mar NATIONALUM was trading at 387.35. The strike last trading price was 24.4, which was -7.6 lower than the previous day. The implied volatity was 38.93, the open interest changed by -1 which decreased total open position to 0


On 12 Mar NATIONALUM was trading at 409.15. The strike last trading price was 32, which was 6.4 higher than the previous day. The implied volatity was 23.39, 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 25.6, which was 13.6 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 10 Mar NATIONALUM was trading at 388.75. The strike last trading price was 25.6, which was 13.6 higher than the previous day. The implied volatity was 34.69, the open interest changed by 0 which decreased total open position to 1


On 9 Mar NATIONALUM was trading at 388.10. The strike last trading price was 12, which was -26.9 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 6 Mar NATIONALUM was trading at 396.15. The strike last trading price was 12, which was -26.9 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 5 Mar NATIONALUM was trading at 395.95. The strike last trading price was 12, which was -26.9 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 NATIONALUM was trading at 373.50. The strike last trading price was 12, which was -26.9 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 2 Mar NATIONALUM was trading at 362.85. The strike last trading price was 12, which was -26.9 lower than the previous day. The implied volatity was 33.13, the open interest changed by 0 which decreased total open position to 0


On 27 Feb NATIONALUM was trading at 354.60. The strike last trading price was 38.9, which was 0 lower than the previous day. The implied volatity was 4.82, the open interest changed by 0 which decreased total open position to 0


On 26 Feb NATIONALUM was trading at 361.30. The strike last trading price was 38.9, which was 0 lower than the previous day. The implied volatity was 3.63, the open interest changed by 0 which decreased total open position to 0


On 16 Feb NATIONALUM was trading at 348.40. 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 Feb NATIONALUM was trading at 349.30. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.39, the open interest changed by 0 which decreased total open position to 0


On 12 Feb NATIONALUM was trading at 369.70. 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 Feb NATIONALUM was trading at 367.70. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.83, the open interest changed by 0 which decreased total open position to 0


On 10 Feb NATIONALUM was trading at 368.65. 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 Feb NATIONALUM was trading at 365.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.03, the open interest changed by 0 which decreased total open position to 0


On 6 Feb NATIONALUM was trading at 354.65. 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 Feb NATIONALUM was trading at 363.85. 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 Feb NATIONALUM was trading at 374.90. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.48, the open interest changed by 0 which decreased total open position to 0


On 3 Feb NATIONALUM was trading at 370.85. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.19, the open interest changed by 0 which decreased total open position to 0


On 2 Feb NATIONALUM was trading at 369.70. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.41, the open interest changed by 0 which decreased total open position to 0


On 1 Feb NATIONALUM was trading at 354.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 3.04, the open interest changed by 0 which decreased total open position to 0


On 30 Jan NATIONALUM was trading at 385.45. 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 29 Jan NATIONALUM was trading at 428.85. 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 28-Apr-2026 (26d) 385 PE
Delta: -0.32
Vega: 0.38
Theta: -0.29
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
2 Apr 401.80 10.7 0 45.06 358 14 200
1 Apr 399.45 10.65 -7.9 43.74 166 -40 186
30 Mar 386.10 18.05 -12.3 47.34 753 217 224
27 Mar 371.00 30.35 -10.55 - 0 0 7
25 Mar 367.30 30.35 -10.55 48.16 1 0 6
24 Mar 354.65 40.9 14.05 - 0 0 6
23 Mar 349.75 40.9 14.05 45.91 2 -1 7
20 Mar 368.50 26.85 5.8 43.39 2 -1 8
19 Mar 377.00 21.05 2.3 39.18 5 1 7
18 Mar 387.65 18.75 2.25 42.8 13 5 7
17 Mar 395.15 16.5 -16.95 44.65 2 1 1
16 Mar 372.25 33.45 0 0.42 0 0 0
13 Mar 387.35 33.45 0 1.43 0 0 0
12 Mar 409.15 33.45 0 5.92 0 0 0
11 Mar 397.75 33.45 0 3.78 0 0 0
10 Mar 388.75 33.45 0 2.42 0 0 0
9 Mar 388.10 33.45 0 1.76 0 0 0
6 Mar 396.15 33.45 0 3.52 0 0 0
5 Mar 395.95 33.45 0 3.78 0 0 0
4 Mar 373.50 33.45 0 - 0 0 0
2 Mar 362.85 33.45 0 - 0 0 0
27 Feb 354.60 33.45 0 - 0 0 0
26 Feb 361.30 33.45 0 - 0 0 0
16 Feb 348.40 - - - 0 0 0
13 Feb 349.30 0 0 - 0 0 0
12 Feb 369.70 0 0 - 0 0 0
11 Feb 367.70 0 0 - 0 0 0
10 Feb 368.65 0 0 - 0 0 0
9 Feb 365.20 0 0 - 0 0 0
6 Feb 354.65 0 0 - 0 0 0
5 Feb 363.85 0 0 - 0 0 0
4 Feb 374.90 0 0 - 0 0 0
3 Feb 370.85 0 0 - 0 0 0
2 Feb 369.70 0 0 - 0 0 0
1 Feb 354.20 0 0 1.58 0 0 0
30 Jan 385.45 0 0 2.13 0 0 0
29 Jan 428.85 0 0 4.71 0 0 0


For National Aluminium Co Ltd - strike price 385 expiring on 28APR2026

Delta for 385 PE is -0.32

Historical price for 385 PE is as follows

On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 10.7, which was 0 lower than the previous day. The implied volatity was 45.06, the open interest changed by 14 which increased total open position to 200


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 10.65, which was -7.9 lower than the previous day. The implied volatity was 43.74, the open interest changed by -40 which decreased total open position to 186


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 18.05, which was -12.3 lower than the previous day. The implied volatity was 47.34, the open interest changed by 217 which increased total open position to 224


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 30.35, which was -10.55 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 7


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 30.35, which was -10.55 lower than the previous day. The implied volatity was 48.16, the open interest changed by 0 which decreased total open position to 6


On 24 Mar NATIONALUM was trading at 354.65. The strike last trading price was 40.9, which was 14.05 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 6


On 23 Mar NATIONALUM was trading at 349.75. The strike last trading price was 40.9, which was 14.05 higher than the previous day. The implied volatity was 45.91, the open interest changed by -1 which decreased total open position to 7


On 20 Mar NATIONALUM was trading at 368.50. The strike last trading price was 26.85, which was 5.8 higher than the previous day. The implied volatity was 43.39, the open interest changed by -1 which decreased total open position to 8


On 19 Mar NATIONALUM was trading at 377.00. The strike last trading price was 21.05, which was 2.3 higher than the previous day. The implied volatity was 39.18, the open interest changed by 1 which increased total open position to 7


On 18 Mar NATIONALUM was trading at 387.65. The strike last trading price was 18.75, which was 2.25 higher than the previous day. The implied volatity was 42.8, the open interest changed by 5 which increased total open position to 7


On 17 Mar NATIONALUM was trading at 395.15. The strike last trading price was 16.5, which was -16.95 lower than the previous day. The implied volatity was 44.65, the open interest changed by 1 which increased total open position to 1


On 16 Mar NATIONALUM was trading at 372.25. The strike last trading price was 33.45, which was 0 lower than the previous day. The implied volatity was 0.42, 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 33.45, which was 0 lower than the previous day. The implied volatity was 1.43, 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 33.45, which was 0 lower than the previous day. The implied volatity was 5.92, 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 33.45, which was 0 lower than the previous day. The implied volatity was 3.78, 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 33.45, which was 0 lower than the previous day. The implied volatity was 2.42, 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 33.45, which was 0 lower than the previous day. The implied volatity was 1.76, 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 33.45, which was 0 lower than the previous day. The implied volatity was 3.52, 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 33.45, which was 0 lower than the previous day. The implied volatity was 3.78, the open interest changed by 0 which decreased total open position to 0


On 4 Mar NATIONALUM was trading at 373.50. The strike last trading price was 33.45, 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 NATIONALUM was trading at 362.85. The strike last trading price was 33.45, 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 NATIONALUM was trading at 354.60. The strike last trading price was 33.45, 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 26 Feb NATIONALUM was trading at 361.30. The strike last trading price was 33.45, 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 Feb NATIONALUM was trading at 348.40. 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 Feb NATIONALUM was trading at 349.30. 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 Feb NATIONALUM was trading at 369.70. 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 Feb NATIONALUM was trading at 367.70. 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 Feb NATIONALUM was trading at 368.65. 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 Feb NATIONALUM was trading at 365.20. 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 6 Feb NATIONALUM was trading at 354.65. 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 Feb NATIONALUM was trading at 363.85. 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 Feb NATIONALUM was trading at 374.90. 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 3 Feb NATIONALUM was trading at 370.85. 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 Feb NATIONALUM was trading at 369.70. 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 1 Feb NATIONALUM was trading at 354.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.58, the open interest changed by 0 which decreased total open position to 0


On 30 Jan NATIONALUM was trading at 385.45. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.13, the open interest changed by 0 which decreased total open position to 0


On 29 Jan NATIONALUM was trading at 428.85. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 4.71, the open interest changed by 0 which decreased total open position to 0