[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
435.95 +13.00 (3.07%)
L: 418.55 H: 437.35

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Historical option data for NATIONALUM

22 Apr 2026 04:10 PM IST
NATIONALUM 28-Apr-2026 (5d) 415 CE
Delta: 0.84
Vega: 0
Theta: -0.47
Gamma: 0.01024
Date Close Ltp Change IV Volume OI Chg OI
22 Apr 435.95 24.45 9.95 41.31 80 -18 85
21 Apr 422.95 14.55 -3.5500000000000007 41.72 49 -17 104
20 Apr 426.65 17.65 -9.900000000000002 43.76 33 -24 121
17 Apr 438.75 27.1 2.950000000000003 36.56 48 -13 145
16 Apr 432.70 24.5 5.949999999999999 39.05 163 -68 162
15 Apr 423.90 19.1 1.3500000000000014 43.26 446 -109 266
13 Apr 418.05 17.05 -1 44.16 1,546 84 392
10 Apr 417.00 18 1.6000000000000014 42.61 1,316 -49 310
9 Apr 412.35 16 4.55 42.31 1,204 -40 359
8 Apr 400.15 11.3 -6.6 44.36 826 66 399
7 Apr 411.75 17.6 1.35 45.28 1,467 92 333
6 Apr 407.85 16 2.2 45.95 1,024 131 237
2 Apr 401.80 13.95 1.25 43.28 113 1 109
1 Apr 399.45 12.95 3.45 40.59 120 27 106
30 Mar 386.10 9.5 4.2 43.29 128 48 79
27 Mar 371.00 5.45 1 41.77 27 20 31
25 Mar 367.30 4.45 0.85 40.35 6 2 9
24 Mar 354.65 3.55 -1.05 43.83 7 -1 6
23 Mar 349.75 4.6 -2.05 50.08 1 0 6
20 Mar 368.50 6.6 -1.75 40.86 4 1 5
19 Mar 377.00 8.7 -2.4 40.53 9 3 4
18 Mar 387.65 11.1 -15.6 38.58 1 0 0
17 Mar 395.15 26.7 0 3.15 0 0 0
16 Mar 372.25 26.7 0 8.1 0 0 0
13 Mar 387.35 26.7 0 5.04 0 0 0
12 Mar 409.15 26.7 0 0.31 0 0 0
11 Mar 397.75 26.7 0 2.51 0 0 0
10 Mar 388.75 26.7 0 3.81 0 0 0
9 Mar 388.10 26.7 0 4.38 0 0 0
6 Mar 396.15 26.7 0 2.52 0 0 0
5 Mar 395.95 26.7 0 2.38 0 0 0
4 Mar 373.50 26.7 0 - 0 0 0
2 Mar 362.85 26.7 0 - 0 0 0
27 Feb 354.60 26.7 0 - 0 0 0
26 Feb 361.30 26.7 0 - 0 0 0
1 Feb 354.20 - - - 0 0 0
30 Jan 385.45 0 0 1.81 0 0 0
29 Jan 428.85 0 0 - 0 0 0


For National Aluminium Co Ltd - strike price 415 expiring on 28APR2026

Delta for 415 CE is 0.84

Historical price for 415 CE is as follows

On 22 Apr NATIONALUM was trading at 435.95. The strike last trading price was 24.45, which was 9.95 higher than the previous day. The implied volatity was 41.31, the open interest changed by -18 which decreased total open position to 85


On 21 Apr NATIONALUM was trading at 422.95. The strike last trading price was 14.55, which was -3.5500000000000007 lower than the previous day. The implied volatity was 41.72, the open interest changed by -17 which decreased total open position to 104


On 20 Apr NATIONALUM was trading at 426.65. The strike last trading price was 17.65, which was -9.900000000000002 lower than the previous day. The implied volatity was 43.76, the open interest changed by -24 which decreased total open position to 121


On 17 Apr NATIONALUM was trading at 438.75. The strike last trading price was 27.1, which was 2.950000000000003 higher than the previous day. The implied volatity was 36.56, the open interest changed by -13 which decreased total open position to 145


On 16 Apr NATIONALUM was trading at 432.70. The strike last trading price was 24.5, which was 5.949999999999999 higher than the previous day. The implied volatity was 39.05, the open interest changed by -68 which decreased total open position to 162


On 15 Apr NATIONALUM was trading at 423.90. The strike last trading price was 19.1, which was 1.3500000000000014 higher than the previous day. The implied volatity was 43.26, the open interest changed by -109 which decreased total open position to 266


On 13 Apr NATIONALUM was trading at 418.05. The strike last trading price was 17.05, which was -1 lower than the previous day. The implied volatity was 44.16, the open interest changed by 84 which increased total open position to 392


On 10 Apr NATIONALUM was trading at 417.00. The strike last trading price was 18, which was 1.6000000000000014 higher than the previous day. The implied volatity was 42.61, the open interest changed by -49 which decreased total open position to 310


On 9 Apr NATIONALUM was trading at 412.35. The strike last trading price was 16, which was 4.55 higher than the previous day. The implied volatity was 42.31, the open interest changed by -40 which decreased total open position to 359


On 8 Apr NATIONALUM was trading at 400.15. The strike last trading price was 11.3, which was -6.6 lower than the previous day. The implied volatity was 44.36, the open interest changed by 66 which increased total open position to 399


On 7 Apr NATIONALUM was trading at 411.75. The strike last trading price was 17.6, which was 1.35 higher than the previous day. The implied volatity was 45.28, the open interest changed by 92 which increased total open position to 333


On 6 Apr NATIONALUM was trading at 407.85. The strike last trading price was 16, which was 2.2 higher than the previous day. The implied volatity was 45.95, the open interest changed by 131 which increased total open position to 237


On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 13.95, which was 1.25 higher than the previous day. The implied volatity was 43.28, the open interest changed by 1 which increased total open position to 109


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 12.95, which was 3.45 higher than the previous day. The implied volatity was 40.59, the open interest changed by 27 which increased total open position to 106


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 9.5, which was 4.2 higher than the previous day. The implied volatity was 43.29, the open interest changed by 48 which increased total open position to 79


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 5.45, which was 1 higher than the previous day. The implied volatity was 41.77, the open interest changed by 20 which increased total open position to 31


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 4.45, which was 0.85 higher than the previous day. The implied volatity was 40.35, the open interest changed by 2 which increased total open position to 9


On 24 Mar NATIONALUM was trading at 354.65. The strike last trading price was 3.55, which was -1.05 lower than the previous day. The implied volatity was 43.83, the open interest changed by -1 which decreased total open position to 6


On 23 Mar NATIONALUM was trading at 349.75. The strike last trading price was 4.6, which was -2.05 lower than the previous day. The implied volatity was 50.08, the open interest changed by 0 which decreased total open position to 6


On 20 Mar NATIONALUM was trading at 368.50. The strike last trading price was 6.6, which was -1.75 lower than the previous day. The implied volatity was 40.86, the open interest changed by 1 which increased total open position to 5


On 19 Mar NATIONALUM was trading at 377.00. The strike last trading price was 8.7, which was -2.4 lower than the previous day. The implied volatity was 40.53, the open interest changed by 3 which increased total open position to 4


On 18 Mar NATIONALUM was trading at 387.65. The strike last trading price was 11.1, which was -15.6 lower than the previous day. The implied volatity was 38.58, the open interest changed by 0 which decreased total open position to 0


On 17 Mar NATIONALUM was trading at 395.15. The strike last trading price was 26.7, which was 0 lower than the previous day. The implied volatity was 3.15, 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 26.7, which was 0 lower than the previous day. The implied volatity was 8.1, 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 26.7, which was 0 lower than the previous day. The implied volatity was 5.04, 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 26.7, which was 0 lower than the previous day. The implied volatity was 0.31, 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 26.7, which was 0 lower than the previous day. The implied volatity was 2.51, 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 26.7, which was 0 lower than the previous day. The implied volatity was 3.81, 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 26.7, which was 0 lower than the previous day. The implied volatity was 4.38, 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 26.7, which was 0 lower than the previous day. The implied volatity was 2.52, 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 26.7, which was 0 lower than the previous day. The implied volatity was 2.38, 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 26.7, 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 Mar NATIONALUM was trading at 362.85. The strike last trading price was 26.7, 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 27 Feb NATIONALUM was trading at 354.60. The strike last trading price was 26.7, 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 26 Feb NATIONALUM was trading at 361.30. The strike last trading price was 26.7, 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 Feb NATIONALUM was trading at 354.20. 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 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 1.81, 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 (5d) 415 PE
Delta: -0.15
Vega: 0
Theta: -0.37
Gamma: 0.01025
Date Close Ltp Change IV Volume OI Chg OI
22 Apr 435.95 1.8 -3.6500000000000004 39.46 604 -1 219
21 Apr 422.95 5.45 -0.25 39.57 179 23 218
20 Apr 426.65 5.7 1.9000000000000004 41.33 222 3 198
17 Apr 438.75 3.85 -1.4499999999999997 40.7 316 -37 194
16 Apr 432.70 5.05 -4.1499999999999995 40.16 433 -14 234
15 Apr 423.90 9.05 -4.75 41.81 261 -17 250
13 Apr 418.05 13.5 -0.6500000000000004 45.22 599 -21 264
10 Apr 417.00 13.5 -3.6000000000000014 41.83 499 -28 277
9 Apr 412.35 16.8 -7.3 44.99 462 126 307
8 Apr 400.15 24.25 5 45.51 252 -4 181
7 Apr 411.75 19.15 -3.35 47.9 347 10 187
6 Apr 407.85 22.8 -1.85 50.2 387 168 182
2 Apr 401.80 24.65 -25.25 - 0 0 14
1 Apr 399.45 24.65 -25.25 42.36 28 13 15
30 Mar 386.10 49.9 -0.85 - 0 0 2
27 Mar 371.00 49.9 -0.85 53.39 3 2 2
25 Mar 367.30 50.75 0 - 0 0 0
24 Mar 354.65 50.75 0 - 0 0 0
23 Mar 349.75 50.75 0 - 0 0 0
20 Mar 368.50 50.75 0 - 0 0 0
19 Mar 377.00 50.75 0 - 0 0 0
18 Mar 387.65 50.75 0 - 0 0 0
17 Mar 395.15 50.75 0 - 0 0 0
16 Mar 372.25 50.75 0 - 0 0 0
13 Mar 387.35 50.75 0 - 0 0 0
12 Mar 409.15 50.75 0 0.01 0 0 0
11 Mar 397.75 50.75 0 - 0 0 0
10 Mar 388.75 50.75 0 - 0 0 0
9 Mar 388.10 50.75 0 - 0 0 0
6 Mar 396.15 50.75 0 - 0 0 0
5 Mar 395.95 50.75 0 - 0 0 0
4 Mar 373.50 50.75 0 - 0 0 0
2 Mar 362.85 50.75 0 - 0 0 0
27 Feb 354.60 50.75 0 - 0 0 0
26 Feb 361.30 50.75 0 - 0 0 0
1 Feb 354.20 - - - 0 0 0
30 Jan 385.45 0 0 3.52 0 0 0
29 Jan 428.85 0 0 3.84 0 0 0


For National Aluminium Co Ltd - strike price 415 expiring on 28APR2026

Delta for 415 PE is -0.15

Historical price for 415 PE is as follows

On 22 Apr NATIONALUM was trading at 435.95. The strike last trading price was 1.8, which was -3.6500000000000004 lower than the previous day. The implied volatity was 39.46, the open interest changed by -1 which decreased total open position to 219


On 21 Apr NATIONALUM was trading at 422.95. The strike last trading price was 5.45, which was -0.25 lower than the previous day. The implied volatity was 39.57, the open interest changed by 23 which increased total open position to 218


On 20 Apr NATIONALUM was trading at 426.65. The strike last trading price was 5.7, which was 1.9000000000000004 higher than the previous day. The implied volatity was 41.33, the open interest changed by 3 which increased total open position to 198


On 17 Apr NATIONALUM was trading at 438.75. The strike last trading price was 3.85, which was -1.4499999999999997 lower than the previous day. The implied volatity was 40.7, the open interest changed by -37 which decreased total open position to 194


On 16 Apr NATIONALUM was trading at 432.70. The strike last trading price was 5.05, which was -4.1499999999999995 lower than the previous day. The implied volatity was 40.16, the open interest changed by -14 which decreased total open position to 234


On 15 Apr NATIONALUM was trading at 423.90. The strike last trading price was 9.05, which was -4.75 lower than the previous day. The implied volatity was 41.81, the open interest changed by -17 which decreased total open position to 250


On 13 Apr NATIONALUM was trading at 418.05. The strike last trading price was 13.5, which was -0.6500000000000004 lower than the previous day. The implied volatity was 45.22, the open interest changed by -21 which decreased total open position to 264


On 10 Apr NATIONALUM was trading at 417.00. The strike last trading price was 13.5, which was -3.6000000000000014 lower than the previous day. The implied volatity was 41.83, the open interest changed by -28 which decreased total open position to 277


On 9 Apr NATIONALUM was trading at 412.35. The strike last trading price was 16.8, which was -7.3 lower than the previous day. The implied volatity was 44.99, the open interest changed by 126 which increased total open position to 307


On 8 Apr NATIONALUM was trading at 400.15. The strike last trading price was 24.25, which was 5 higher than the previous day. The implied volatity was 45.51, the open interest changed by -4 which decreased total open position to 181


On 7 Apr NATIONALUM was trading at 411.75. The strike last trading price was 19.15, which was -3.35 lower than the previous day. The implied volatity was 47.9, the open interest changed by 10 which increased total open position to 187


On 6 Apr NATIONALUM was trading at 407.85. The strike last trading price was 22.8, which was -1.85 lower than the previous day. The implied volatity was 50.2, the open interest changed by 168 which increased total open position to 182


On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 24.65, which was -25.25 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 14


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 24.65, which was -25.25 lower than the previous day. The implied volatity was 42.36, the open interest changed by 13 which increased total open position to 15


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 49.9, which was -0.85 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 2


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 49.9, which was -0.85 lower than the previous day. The implied volatity was 53.39, the open interest changed by 2 which increased total open position to 2


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 50.75, 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 NATIONALUM was trading at 354.65. The strike last trading price was 50.75, 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 NATIONALUM was trading at 349.75. The strike last trading price was 50.75, 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 NATIONALUM was trading at 368.50. The strike last trading price was 50.75, 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 NATIONALUM was trading at 377.00. The strike last trading price was 50.75, 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 NATIONALUM was trading at 387.65. The strike last trading price was 50.75, 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 NATIONALUM was trading at 395.15. The strike last trading price was 50.75, 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 50.75, 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 13 Mar NATIONALUM was trading at 387.35. The strike last trading price was 50.75, 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 50.75, which was 0 lower than the previous day. The implied volatity was 0.01, 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 50.75, 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 50.75, 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 NATIONALUM was trading at 388.10. The strike last trading price was 50.75, 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 50.75, 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 50.75, 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 NATIONALUM was trading at 373.50. The strike last trading price was 50.75, 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 50.75, 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 50.75, 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 50.75, 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 -, 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 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 3.52, 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 3.84, the open interest changed by 0 which decreased total open position to 0