[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
404.5 -7.25 (-1.76%)
L: 397 H: 417.35

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Historical option data for NATIONALUM

08 Apr 2026 10:21 AM IST
NATIONALUM 28-Apr-2026 (20d) 400 CE
Delta: 0.57
Vega: 0.37
Theta: -0.46
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
8 Apr 402.70 18.95 -7.05 43.76 696 71 687
7 Apr 411.75 25.8 2 45.65 556 -29 616
6 Apr 407.85 23.45 2.7 46.01 1,025 -74 645
2 Apr 401.80 20.75 1.55 43.47 1,849 -30 716
1 Apr 399.45 19.6 5.3 40.57 2,458 -37 749
30 Mar 386.10 14.85 6.35 44.04 3,752 413 789
27 Mar 371.00 8.65 1.15 41.3 598 -40 369
25 Mar 367.30 7.65 1.95 41.04 445 -2 369
24 Mar 354.65 5.7 -0.2 43.52 245 64 366
23 Mar 349.75 5.75 -4.15 46.38 225 43 302
20 Mar 368.50 10 -3.15 40.39 315 96 258
19 Mar 377.00 13.35 -3.2 41.15 188 22 162
18 Mar 387.65 16.5 -4.05 38.78 98 28 139
17 Mar 395.15 20.75 8.15 38.14 110 -2 112
16 Mar 372.25 12.45 -5.95 42.51 84 17 114
13 Mar 387.35 19 -10.6 41.64 115 18 96
12 Mar 409.15 29.2 5.85 37.79 59 -4 80
11 Mar 397.75 23.15 5.2 37.9 74 24 85
10 Mar 388.75 18.15 -2.55 34.73 20 -1 61
9 Mar 388.10 20.7 -2.9 41.42 32 5 62
6 Mar 396.15 23.4 -0.65 37.14 27 7 55
5 Mar 395.95 24.1 11.45 36.46 95 38 50
4 Mar 373.50 12.65 4.6 36.59 14 5 9
2 Mar 362.85 8.05 -24.3 33.73 4 3 3
27 Feb 354.60 32.35 0 7.36 0 0 0
26 Feb 361.30 32.35 0 6.25 0 0 0
25 Feb 359.80 - - - 0 0 0
24 Feb 343.00 - - - 0 0 0
23 Feb 338.95 - - - 0 0 0
20 Feb 341.20 - - - 0 0 0
19 Feb 340.10 - - - 0 0 0
18 Feb 344.05 - - - 0 0 0
17 Feb 340.85 - - - 0 0 0
16 Feb 348.40 - - - 0 0 0
13 Feb 349.30 - - - 0 0 0
12 Feb 369.70 - - - 0 0 0
11 Feb 367.70 - - - 0 0 0
10 Feb 368.65 - - - 0 0 0
9 Feb 365.20 - - - 0 0 0
6 Feb 354.65 - - - 0 0 0
5 Feb 363.85 - - - 0 0 0
4 Feb 374.90 32.35 0 2.6 0 0 0
3 Feb 370.85 32.35 0 - 0 0 0
2 Feb 369.70 - - - 0 0 0
1 Feb 354.20 32.35 0 0.95 0 0 0
30 Jan 385.45 32.35 0 0.18 0 0 0
29 Jan 428.85 0 0 - 0 0 0


For National Aluminium Co Ltd - strike price 400 expiring on 28APR2026

Delta for 400 CE is 0.57

Historical price for 400 CE is as follows

On 8 Apr NATIONALUM was trading at 402.70. The strike last trading price was 18.95, which was -7.05 lower than the previous day. The implied volatity was 43.76, the open interest changed by 71 which increased total open position to 687


On 7 Apr NATIONALUM was trading at 411.75. The strike last trading price was 25.8, which was 2 higher than the previous day. The implied volatity was 45.65, the open interest changed by -29 which decreased total open position to 616


On 6 Apr NATIONALUM was trading at 407.85. The strike last trading price was 23.45, which was 2.7 higher than the previous day. The implied volatity was 46.01, the open interest changed by -74 which decreased total open position to 645


On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 20.75, which was 1.55 higher than the previous day. The implied volatity was 43.47, the open interest changed by -30 which decreased total open position to 716


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 19.6, which was 5.3 higher than the previous day. The implied volatity was 40.57, the open interest changed by -37 which decreased total open position to 749


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 14.85, which was 6.35 higher than the previous day. The implied volatity was 44.04, the open interest changed by 413 which increased total open position to 789


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 8.65, which was 1.15 higher than the previous day. The implied volatity was 41.3, the open interest changed by -40 which decreased total open position to 369


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 7.65, which was 1.95 higher than the previous day. The implied volatity was 41.04, the open interest changed by -2 which decreased total open position to 369


On 24 Mar NATIONALUM was trading at 354.65. The strike last trading price was 5.7, which was -0.2 lower than the previous day. The implied volatity was 43.52, the open interest changed by 64 which increased total open position to 366


On 23 Mar NATIONALUM was trading at 349.75. The strike last trading price was 5.75, which was -4.15 lower than the previous day. The implied volatity was 46.38, the open interest changed by 43 which increased total open position to 302


On 20 Mar NATIONALUM was trading at 368.50. The strike last trading price was 10, which was -3.15 lower than the previous day. The implied volatity was 40.39, the open interest changed by 96 which increased total open position to 258


On 19 Mar NATIONALUM was trading at 377.00. The strike last trading price was 13.35, which was -3.2 lower than the previous day. The implied volatity was 41.15, the open interest changed by 22 which increased total open position to 162


On 18 Mar NATIONALUM was trading at 387.65. The strike last trading price was 16.5, which was -4.05 lower than the previous day. The implied volatity was 38.78, the open interest changed by 28 which increased total open position to 139


On 17 Mar NATIONALUM was trading at 395.15. The strike last trading price was 20.75, which was 8.15 higher than the previous day. The implied volatity was 38.14, the open interest changed by -2 which decreased total open position to 112


On 16 Mar NATIONALUM was trading at 372.25. The strike last trading price was 12.45, which was -5.95 lower than the previous day. The implied volatity was 42.51, the open interest changed by 17 which increased total open position to 114


On 13 Mar NATIONALUM was trading at 387.35. The strike last trading price was 19, which was -10.6 lower than the previous day. The implied volatity was 41.64, the open interest changed by 18 which increased total open position to 96


On 12 Mar NATIONALUM was trading at 409.15. The strike last trading price was 29.2, which was 5.85 higher than the previous day. The implied volatity was 37.79, the open interest changed by -4 which decreased total open position to 80


On 11 Mar NATIONALUM was trading at 397.75. The strike last trading price was 23.15, which was 5.2 higher than the previous day. The implied volatity was 37.9, the open interest changed by 24 which increased total open position to 85


On 10 Mar NATIONALUM was trading at 388.75. The strike last trading price was 18.15, which was -2.55 lower than the previous day. The implied volatity was 34.73, the open interest changed by -1 which decreased total open position to 61


On 9 Mar NATIONALUM was trading at 388.10. The strike last trading price was 20.7, which was -2.9 lower than the previous day. The implied volatity was 41.42, the open interest changed by 5 which increased total open position to 62


On 6 Mar NATIONALUM was trading at 396.15. The strike last trading price was 23.4, which was -0.65 lower than the previous day. The implied volatity was 37.14, the open interest changed by 7 which increased total open position to 55


On 5 Mar NATIONALUM was trading at 395.95. The strike last trading price was 24.1, which was 11.45 higher than the previous day. The implied volatity was 36.46, the open interest changed by 38 which increased total open position to 50


On 4 Mar NATIONALUM was trading at 373.50. The strike last trading price was 12.65, which was 4.6 higher than the previous day. The implied volatity was 36.59, the open interest changed by 5 which increased total open position to 9


On 2 Mar NATIONALUM was trading at 362.85. The strike last trading price was 8.05, which was -24.3 lower than the previous day. The implied volatity was 33.73, the open interest changed by 3 which increased total open position to 3


On 27 Feb NATIONALUM was trading at 354.60. The strike last trading price was 32.35, which was 0 lower than the previous day. The implied volatity was 7.36, 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 32.35, which was 0 lower than the previous day. The implied volatity was 6.25, the open interest changed by 0 which decreased total open position to 0


On 25 Feb NATIONALUM was trading at 359.80. 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 24 Feb NATIONALUM was trading at 343.00. 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 23 Feb NATIONALUM was trading at 338.95. 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 20 Feb NATIONALUM was trading at 341.20. 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 19 Feb NATIONALUM was trading at 340.10. 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 18 Feb NATIONALUM was trading at 344.05. 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 17 Feb NATIONALUM was trading at 340.85. 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 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 -, 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 12 Feb NATIONALUM was trading at 369.70. 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 11 Feb NATIONALUM was trading at 367.70. 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 10 Feb NATIONALUM was trading at 368.65. 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 Feb NATIONALUM was trading at 365.20. 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 6 Feb NATIONALUM was trading at 354.65. 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 5 Feb NATIONALUM was trading at 363.85. 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 4 Feb NATIONALUM was trading at 374.90. The strike last trading price was 32.35, which was 0 lower than the previous day. The implied volatity was 2.6, 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 32.35, 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 -, 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 1 Feb NATIONALUM was trading at 354.20. The strike last trading price was 32.35, which was 0 lower than the previous day. The implied volatity was 0.95, 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 32.35, which was 0 lower than the previous day. The implied volatity was 0.18, 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 (20d) 400 PE
Delta: -0.43
Vega: 0.37
Theta: -0.36
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
8 Apr 402.70 14.55 2.05 44.86 938 58 413
7 Apr 411.75 12.35 -2.6 48.22 551 37 356
6 Apr 407.85 15.2 -1.95 50.04 1,124 15 321
2 Apr 401.80 16.6 -0.35 44.03 1,091 -36 306
1 Apr 399.45 16.7 -10.15 43 1,231 168 342
30 Mar 386.10 26.1 -9.15 47.2 345 39 173
27 Mar 371.00 35.4 -1.9 44.45 57 4 131
25 Mar 367.30 37.3 -10.7 39.87 17 11 126
24 Mar 354.65 48 -5.35 44.03 11 2 114
23 Mar 349.75 53.45 12.6 48.32 13 -1 111
20 Mar 368.50 40.85 8.3 52.77 15 -4 112
19 Mar 377.00 32.5 6.2 44.27 102 40 116
18 Mar 387.65 26.3 2.9 42.11 30 1 76
17 Mar 395.15 23.4 -10.6 44.36 12 1 75
16 Mar 372.25 34 5.25 38.15 66 -38 78
13 Mar 387.35 28.55 10.15 43.49 170 23 116
12 Mar 409.15 18.45 -4.65 42.94 98 36 92
11 Mar 397.75 23.15 -3.8 42.85 35 4 56
10 Mar 388.75 26.95 -1.5 43.71 12 -5 53
9 Mar 388.10 28.45 4.85 43.25 29 16 57
6 Mar 396.15 23.65 0.15 41.17 46 25 41
5 Mar 395.95 23.5 -23 41.79 33 14 15
4 Mar 373.50 46.5 4.85 - 0 0 1
2 Mar 362.85 46.5 4.85 - 0 1 0
27 Feb 354.60 46.5 4.85 36.26 1 0 0
26 Feb 361.30 41.65 0 - 0 0 0
25 Feb 359.80 - - - 0 0 0
24 Feb 343.00 - - - 0 0 0
23 Feb 338.95 - - - 0 0 0
20 Feb 341.20 - - - 0 0 0
19 Feb 340.10 - - - 0 0 0
18 Feb 344.05 - - - 0 0 0
17 Feb 340.85 - - - 0 0 0
16 Feb 348.40 - - - 0 0 0
13 Feb 349.30 - - - 0 0 0
12 Feb 369.70 - - - 0 0 0
11 Feb 367.70 - - - 0 0 0
10 Feb 368.65 - - - 0 0 0
9 Feb 365.20 - - - 0 0 0
6 Feb 354.65 - - - 0 0 0
5 Feb 363.85 - - - 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
1 Feb 354.20 0 0 - 0 0 0
30 Jan 385.45 0 0 0.56 0 0 0
29 Jan 428.85 0 0 4.69 0 0 0


For National Aluminium Co Ltd - strike price 400 expiring on 28APR2026

Delta for 400 PE is -0.43

Historical price for 400 PE is as follows

On 8 Apr NATIONALUM was trading at 402.70. The strike last trading price was 14.55, which was 2.05 higher than the previous day. The implied volatity was 44.86, the open interest changed by 58 which increased total open position to 413


On 7 Apr NATIONALUM was trading at 411.75. The strike last trading price was 12.35, which was -2.6 lower than the previous day. The implied volatity was 48.22, the open interest changed by 37 which increased total open position to 356


On 6 Apr NATIONALUM was trading at 407.85. The strike last trading price was 15.2, which was -1.95 lower than the previous day. The implied volatity was 50.04, the open interest changed by 15 which increased total open position to 321


On 2 Apr NATIONALUM was trading at 401.80. The strike last trading price was 16.6, which was -0.35 lower than the previous day. The implied volatity was 44.03, the open interest changed by -36 which decreased total open position to 306


On 1 Apr NATIONALUM was trading at 399.45. The strike last trading price was 16.7, which was -10.15 lower than the previous day. The implied volatity was 43, the open interest changed by 168 which increased total open position to 342


On 30 Mar NATIONALUM was trading at 386.10. The strike last trading price was 26.1, which was -9.15 lower than the previous day. The implied volatity was 47.2, the open interest changed by 39 which increased total open position to 173


On 27 Mar NATIONALUM was trading at 371.00. The strike last trading price was 35.4, which was -1.9 lower than the previous day. The implied volatity was 44.45, the open interest changed by 4 which increased total open position to 131


On 25 Mar NATIONALUM was trading at 367.30. The strike last trading price was 37.3, which was -10.7 lower than the previous day. The implied volatity was 39.87, the open interest changed by 11 which increased total open position to 126


On 24 Mar NATIONALUM was trading at 354.65. The strike last trading price was 48, which was -5.35 lower than the previous day. The implied volatity was 44.03, the open interest changed by 2 which increased total open position to 114


On 23 Mar NATIONALUM was trading at 349.75. The strike last trading price was 53.45, which was 12.6 higher than the previous day. The implied volatity was 48.32, the open interest changed by -1 which decreased total open position to 111


On 20 Mar NATIONALUM was trading at 368.50. The strike last trading price was 40.85, which was 8.3 higher than the previous day. The implied volatity was 52.77, the open interest changed by -4 which decreased total open position to 112


On 19 Mar NATIONALUM was trading at 377.00. The strike last trading price was 32.5, which was 6.2 higher than the previous day. The implied volatity was 44.27, the open interest changed by 40 which increased total open position to 116


On 18 Mar NATIONALUM was trading at 387.65. The strike last trading price was 26.3, which was 2.9 higher than the previous day. The implied volatity was 42.11, the open interest changed by 1 which increased total open position to 76


On 17 Mar NATIONALUM was trading at 395.15. The strike last trading price was 23.4, which was -10.6 lower than the previous day. The implied volatity was 44.36, the open interest changed by 1 which increased total open position to 75


On 16 Mar NATIONALUM was trading at 372.25. The strike last trading price was 34, which was 5.25 higher than the previous day. The implied volatity was 38.15, the open interest changed by -38 which decreased total open position to 78


On 13 Mar NATIONALUM was trading at 387.35. The strike last trading price was 28.55, which was 10.15 higher than the previous day. The implied volatity was 43.49, the open interest changed by 23 which increased total open position to 116


On 12 Mar NATIONALUM was trading at 409.15. The strike last trading price was 18.45, which was -4.65 lower than the previous day. The implied volatity was 42.94, the open interest changed by 36 which increased total open position to 92


On 11 Mar NATIONALUM was trading at 397.75. The strike last trading price was 23.15, which was -3.8 lower than the previous day. The implied volatity was 42.85, the open interest changed by 4 which increased total open position to 56


On 10 Mar NATIONALUM was trading at 388.75. The strike last trading price was 26.95, which was -1.5 lower than the previous day. The implied volatity was 43.71, the open interest changed by -5 which decreased total open position to 53


On 9 Mar NATIONALUM was trading at 388.10. The strike last trading price was 28.45, which was 4.85 higher than the previous day. The implied volatity was 43.25, the open interest changed by 16 which increased total open position to 57


On 6 Mar NATIONALUM was trading at 396.15. The strike last trading price was 23.65, which was 0.15 higher than the previous day. The implied volatity was 41.17, the open interest changed by 25 which increased total open position to 41


On 5 Mar NATIONALUM was trading at 395.95. The strike last trading price was 23.5, which was -23 lower than the previous day. The implied volatity was 41.79, the open interest changed by 14 which increased total open position to 15


On 4 Mar NATIONALUM was trading at 373.50. The strike last trading price was 46.5, which was 4.85 higher 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 46.5, which was 4.85 higher than the previous day. The implied volatity was -, the open interest changed by 1 which increased total open position to 0


On 27 Feb NATIONALUM was trading at 354.60. The strike last trading price was 46.5, which was 4.85 higher than the previous day. The implied volatity was 36.26, 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 41.65, 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 Feb NATIONALUM was trading at 359.80. 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 24 Feb NATIONALUM was trading at 343.00. 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 23 Feb NATIONALUM was trading at 338.95. 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 20 Feb NATIONALUM was trading at 341.20. 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 19 Feb NATIONALUM was trading at 340.10. 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 18 Feb NATIONALUM was trading at 344.05. 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 17 Feb NATIONALUM was trading at 340.85. 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 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 -, 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 12 Feb NATIONALUM was trading at 369.70. 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 11 Feb NATIONALUM was trading at 367.70. 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 10 Feb NATIONALUM was trading at 368.65. 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 Feb NATIONALUM was trading at 365.20. 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 6 Feb NATIONALUM was trading at 354.65. 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 5 Feb NATIONALUM was trading at 363.85. 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 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 -, 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 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 -, 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 0.56, 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 4.69, the open interest changed by 0 which decreased total open position to 0