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Historical option data for NATIONALUM

23 Jun 2026 01:28 PM IST
NATIONALUM 28-Jul-2026 (35d) 380 CE
Delta: 0.31
Vega: 0
Theta: -0.24
Gamma: 0.00772
Date Close Ltp Change IV Volume OI Chg OI
23 Jun 351.15 8.4 -8.6 (-50.59%) 41.63 319 149 328
22 Jun 377.95 16.7 0.2 (1.21%) 34.98 137 27 179
19 Jun 376.00 16.85 2.5 (17.42%) 35.91 171 39 150
18 Jun 367.75 14.5 -0.75 (-4.92%) 38.64 77 7 110
17 Jun 370.00 15.8 1.7 (12.06%) 36.76 146 46 106
16 Jun 366.65 13.9 -6.85 (-33.01%) 37.91 96 24 58
15 Jun 382.35 20.65 1.65 (8.68%) 35.23 22 -7 32
12 Jun 376.85 19 2 (11.76%) 36.57 24 9 38
11 Jun 370.60 16.8 -3.55 (-17.44%) 37.42 15 3 29
10 Jun 376.15 20.35 -3.65 (-15.21%) 37.36 30 5 26
9 Jun 383.90 24.35 1.35 (5.87%) 37.12 36 16 21
8 Jun 378.20 22.75 -60.25 (-72.59%) 41.54 6 4 4
5 Jun 395.70 0 0 - 0 0 0
4 Jun 414.00 0 0 - 0 0 0
15 May 403.60 0 0 - 0 0 0
11 May 394.30 0 0 - 0 0 0
8 May 401.95 0 0 - 0 0 0
7 May 403.50 0 0 - 0 0 0
6 May 406.55 0 0 - 0 0 0


For National Aluminium Co Ltd - strike price 380 expiring on 28JUL2026

Delta for 380 CE is 0.31

Historical price for 380 CE is as follows

On 23 Jun NATIONALUM was trading at 351.15. The strike last trading price was 8.4, which was -8.6 lower than the previous day. The implied volatity was 41.63, the open interest changed by 149 which increased total open position to 328


On 22 Jun NATIONALUM was trading at 377.95. The strike last trading price was 16.7, which was 0.2 higher than the previous day. The implied volatity was 34.98, the open interest changed by 27 which increased total open position to 179


On 19 Jun NATIONALUM was trading at 376.00. The strike last trading price was 16.85, which was 2.5 higher than the previous day. The implied volatity was 35.91, the open interest changed by 39 which increased total open position to 150


On 18 Jun NATIONALUM was trading at 367.75. The strike last trading price was 14.5, which was -0.75 lower than the previous day. The implied volatity was 38.64, the open interest changed by 7 which increased total open position to 110


On 17 Jun NATIONALUM was trading at 370.00. The strike last trading price was 15.8, which was 1.7 higher than the previous day. The implied volatity was 36.76, the open interest changed by 46 which increased total open position to 106


On 16 Jun NATIONALUM was trading at 366.65. The strike last trading price was 13.9, which was -6.85 lower than the previous day. The implied volatity was 37.91, the open interest changed by 24 which increased total open position to 58


On 15 Jun NATIONALUM was trading at 382.35. The strike last trading price was 20.65, which was 1.65 higher than the previous day. The implied volatity was 35.23, the open interest changed by -7 which decreased total open position to 32


On 12 Jun NATIONALUM was trading at 376.85. The strike last trading price was 19, which was 2 higher than the previous day. The implied volatity was 36.57, the open interest changed by 9 which increased total open position to 38


On 11 Jun NATIONALUM was trading at 370.60. The strike last trading price was 16.8, which was -3.55 lower than the previous day. The implied volatity was 37.42, the open interest changed by 3 which increased total open position to 29


On 10 Jun NATIONALUM was trading at 376.15. The strike last trading price was 20.35, which was -3.65 lower than the previous day. The implied volatity was 37.36, the open interest changed by 5 which increased total open position to 26


On 9 Jun NATIONALUM was trading at 383.90. The strike last trading price was 24.35, which was 1.35 higher than the previous day. The implied volatity was 37.12, the open interest changed by 16 which increased total open position to 21


On 8 Jun NATIONALUM was trading at 378.20. The strike last trading price was 22.75, which was -60.25 lower than the previous day. The implied volatity was 41.54, the open interest changed by 4 which increased total open position to 4


On 5 Jun NATIONALUM was trading at 395.70. 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 4 Jun NATIONALUM was trading at 414.00. 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 15 May NATIONALUM was trading at 403.60. 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 May NATIONALUM was trading at 394.30. 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 8 May NATIONALUM was trading at 401.95. 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 7 May NATIONALUM was trading at 403.50. 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 May NATIONALUM was trading at 406.55. 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-Jul-2026 (35d) 380 PE
Delta: -0.71
Vega: 0
Theta: -0.17
Gamma: 0.00811
Date Close Ltp Change IV Volume OI Chg OI
23 Jun 351.15 34.05 18.05 (112.81%) 38.66 76 32 105
22 Jun 377.95 16.3 -1.55 (-8.68%) 34.36 57 19 72
19 Jun 376.00 18.05 -4.3 (-19.24%) 34.79 25 17 53
18 Jun 367.75 22.35 1.15 (5.42%) 34.29 10 1 36
17 Jun 370.00 21.3 -2.75 (-11.43%) 34.64 17 10 34
16 Jun 366.65 24.05 8.8 (57.70%) 34.18 34 2 23
15 Jun 382.35 15.25 -3.45 (-18.45%) 34.42 15 2 20
12 Jun 376.85 18.7 -1.8 (-8.78%) 34.18 12 4 18
11 Jun 370.60 20 0 (0.00%) 34.41 5 -1 13
10 Jun 376.15 19.75 4 (25.40%) 35.08 9 4 16
9 Jun 383.90 15.75 -5.25 (-25.00%) 34.41 9 2 12
8 Jun 378.20 21 8.9 (73.55%) 36.78 21 -5 10
5 Jun 395.70 12.1 4.8 (65.75%) 34.02 18 15 16
4 Jun 414.00 7.3 -9 (-55.21%) 34.1 1 0 0
15 May 403.60 0 -16.3 (-100.00%) - 0 0 0
11 May 394.30 0 0 - 0 0 0
8 May 401.95 0 0 - 0 0 0
7 May 403.50 0 0 - 0 0 0
6 May 406.55 0 0 - 0 0 0


For National Aluminium Co Ltd - strike price 380 expiring on 28JUL2026

Delta for 380 PE is -0.71

Historical price for 380 PE is as follows

On 23 Jun NATIONALUM was trading at 351.15. The strike last trading price was 34.05, which was 18.05 higher than the previous day. The implied volatity was 38.66, the open interest changed by 32 which increased total open position to 105


On 22 Jun NATIONALUM was trading at 377.95. The strike last trading price was 16.3, which was -1.55 lower than the previous day. The implied volatity was 34.36, the open interest changed by 19 which increased total open position to 72


On 19 Jun NATIONALUM was trading at 376.00. The strike last trading price was 18.05, which was -4.3 lower than the previous day. The implied volatity was 34.79, the open interest changed by 17 which increased total open position to 53


On 18 Jun NATIONALUM was trading at 367.75. The strike last trading price was 22.35, which was 1.15 higher than the previous day. The implied volatity was 34.29, the open interest changed by 1 which increased total open position to 36


On 17 Jun NATIONALUM was trading at 370.00. The strike last trading price was 21.3, which was -2.75 lower than the previous day. The implied volatity was 34.64, the open interest changed by 10 which increased total open position to 34


On 16 Jun NATIONALUM was trading at 366.65. The strike last trading price was 24.05, which was 8.8 higher than the previous day. The implied volatity was 34.18, the open interest changed by 2 which increased total open position to 23


On 15 Jun NATIONALUM was trading at 382.35. The strike last trading price was 15.25, which was -3.45 lower than the previous day. The implied volatity was 34.42, the open interest changed by 2 which increased total open position to 20


On 12 Jun NATIONALUM was trading at 376.85. The strike last trading price was 18.7, which was -1.8 lower than the previous day. The implied volatity was 34.18, the open interest changed by 4 which increased total open position to 18


On 11 Jun NATIONALUM was trading at 370.60. The strike last trading price was 20, which was 0 lower than the previous day. The implied volatity was 34.41, the open interest changed by -1 which decreased total open position to 13


On 10 Jun NATIONALUM was trading at 376.15. The strike last trading price was 19.75, which was 4 higher than the previous day. The implied volatity was 35.08, the open interest changed by 4 which increased total open position to 16


On 9 Jun NATIONALUM was trading at 383.90. The strike last trading price was 15.75, which was -5.25 lower than the previous day. The implied volatity was 34.41, the open interest changed by 2 which increased total open position to 12


On 8 Jun NATIONALUM was trading at 378.20. The strike last trading price was 21, which was 8.9 higher than the previous day. The implied volatity was 36.78, the open interest changed by -5 which decreased total open position to 10


On 5 Jun NATIONALUM was trading at 395.70. The strike last trading price was 12.1, which was 4.8 higher than the previous day. The implied volatity was 34.02, the open interest changed by 15 which increased total open position to 16


On 4 Jun NATIONALUM was trading at 414.00. The strike last trading price was 7.3, which was -9 lower than the previous day. The implied volatity was 34.1, the open interest changed by 0 which decreased total open position to 0


On 15 May NATIONALUM was trading at 403.60. The strike last trading price was 0, which was -16.3 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 11 May NATIONALUM was trading at 394.30. 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 8 May NATIONALUM was trading at 401.95. 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 7 May NATIONALUM was trading at 403.50. 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 May NATIONALUM was trading at 406.55. 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