[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
278 -1.25 (-0.45%)
L: 276.7 H: 281.45

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Historical option data for NATIONALUM

19 Dec 2025 02:25 PM IST
NATIONALUM 30-DEC-2025 272.5 CE
Delta: 0.75
Vega: 0.16
Theta: -0.20
Gamma: 0.03
Date Close Ltp Change IV Volume OI Chg OI
19 Dec 278.10 8.05 -1.45 21.02 71 14 202
18 Dec 279.25 9.1 -1.15 23.55 27 -12 188
17 Dec 279.45 10.25 1.6 28.00 45 -7 200
16 Dec 276.85 8.1 -2.2 25.88 64 -13 208
15 Dec 278.70 10.4 0.1 27.21 40 -5 223
12 Dec 278.15 10.1 5.85 24.04 1,311 -154 230
11 Dec 264.30 4.15 0.1 28.61 222 22 386
10 Dec 263.00 4.1 -0.6 29.50 329 35 365
9 Dec 265.65 4.45 -1.65 27.39 305 44 336
8 Dec 268.35 6 -2.55 28.52 193 24 292
5 Dec 273.15 8.45 1.9 24.90 809 -90 271
4 Dec 269.25 6.45 0.6 24.76 316 119 364
3 Dec 266.50 6.15 0.55 25.33 260 51 270
2 Dec 265.15 5.55 0.15 26.94 142 28 219
1 Dec 263.80 5.45 1.03 27.15 242 24 188
28 Nov 259.98 4.45 -0.45 26.93 119 69 169
27 Nov 261.33 4.82 1.07 26.89 205 59 99
26 Nov 258.18 3.73 0.8 26.09 29 4 39
25 Nov 253.97 2.93 -0.33 26.36 13 5 32
24 Nov 251.06 3.26 -2.33 - 0 8 0
21 Nov 250.68 3.26 -2.33 29.69 11 8 27
20 Nov 257.62 5.59 1.23 29.01 17 11 19
19 Nov 256.60 4.36 -0.24 26.21 6 1 8
18 Nov 257.30 4.6 -2.4 26.49 5 1 6
17 Nov 260.76 7 -0.5 28.89 6 5 5
14 Nov 262.57 7.5 0 2.01 0 0 0
13 Nov 268.67 7.5 0 0.24 0 0 0
12 Nov 266.95 7.5 0 1.00 0 0 0
11 Nov 265.66 7.5 0 1.18 0 0 0
10 Nov 257.36 7.5 0 3.58 0 0 0


For National Aluminium Co Ltd - strike price 272.5 expiring on 30DEC2025

Delta for 272.5 CE is 0.75

Historical price for 272.5 CE is as follows

On 19 Dec NATIONALUM was trading at 278.10. The strike last trading price was 8.05, which was -1.45 lower than the previous day. The implied volatity was 21.02, the open interest changed by 14 which increased total open position to 202


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 9.1, which was -1.15 lower than the previous day. The implied volatity was 23.55, the open interest changed by -12 which decreased total open position to 188


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 10.25, which was 1.6 higher than the previous day. The implied volatity was 28.00, the open interest changed by -7 which decreased total open position to 200


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 8.1, which was -2.2 lower than the previous day. The implied volatity was 25.88, the open interest changed by -13 which decreased total open position to 208


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 10.4, which was 0.1 higher than the previous day. The implied volatity was 27.21, the open interest changed by -5 which decreased total open position to 223


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 10.1, which was 5.85 higher than the previous day. The implied volatity was 24.04, the open interest changed by -154 which decreased total open position to 230


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 4.15, which was 0.1 higher than the previous day. The implied volatity was 28.61, the open interest changed by 22 which increased total open position to 386


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 4.1, which was -0.6 lower than the previous day. The implied volatity was 29.50, the open interest changed by 35 which increased total open position to 365


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 4.45, which was -1.65 lower than the previous day. The implied volatity was 27.39, the open interest changed by 44 which increased total open position to 336


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 6, which was -2.55 lower than the previous day. The implied volatity was 28.52, the open interest changed by 24 which increased total open position to 292


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 8.45, which was 1.9 higher than the previous day. The implied volatity was 24.90, the open interest changed by -90 which decreased total open position to 271


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 6.45, which was 0.6 higher than the previous day. The implied volatity was 24.76, the open interest changed by 119 which increased total open position to 364


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 6.15, which was 0.55 higher than the previous day. The implied volatity was 25.33, the open interest changed by 51 which increased total open position to 270


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 5.55, which was 0.15 higher than the previous day. The implied volatity was 26.94, the open interest changed by 28 which increased total open position to 219


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 5.45, which was 1.03 higher than the previous day. The implied volatity was 27.15, the open interest changed by 24 which increased total open position to 188


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 4.45, which was -0.45 lower than the previous day. The implied volatity was 26.93, the open interest changed by 69 which increased total open position to 169


On 27 Nov NATIONALUM was trading at 261.33. The strike last trading price was 4.82, which was 1.07 higher than the previous day. The implied volatity was 26.89, the open interest changed by 59 which increased total open position to 99


On 26 Nov NATIONALUM was trading at 258.18. The strike last trading price was 3.73, which was 0.8 higher than the previous day. The implied volatity was 26.09, the open interest changed by 4 which increased total open position to 39


On 25 Nov NATIONALUM was trading at 253.97. The strike last trading price was 2.93, which was -0.33 lower than the previous day. The implied volatity was 26.36, the open interest changed by 5 which increased total open position to 32


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 3.26, which was -2.33 lower than the previous day. The implied volatity was -, the open interest changed by 8 which increased total open position to 0


On 21 Nov NATIONALUM was trading at 250.68. The strike last trading price was 3.26, which was -2.33 lower than the previous day. The implied volatity was 29.69, the open interest changed by 8 which increased total open position to 27


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 5.59, which was 1.23 higher than the previous day. The implied volatity was 29.01, the open interest changed by 11 which increased total open position to 19


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 4.36, which was -0.24 lower than the previous day. The implied volatity was 26.21, the open interest changed by 1 which increased total open position to 8


On 18 Nov NATIONALUM was trading at 257.30. The strike last trading price was 4.6, which was -2.4 lower than the previous day. The implied volatity was 26.49, the open interest changed by 1 which increased total open position to 6


On 17 Nov NATIONALUM was trading at 260.76. The strike last trading price was 7, which was -0.5 lower than the previous day. The implied volatity was 28.89, the open interest changed by 5 which increased total open position to 5


On 14 Nov NATIONALUM was trading at 262.57. The strike last trading price was 7.5, which was 0 lower than the previous day. The implied volatity was 2.01, the open interest changed by 0 which decreased total open position to 0


On 13 Nov NATIONALUM was trading at 268.67. The strike last trading price was 7.5, which was 0 lower than the previous day. The implied volatity was 0.24, the open interest changed by 0 which decreased total open position to 0


On 12 Nov NATIONALUM was trading at 266.95. The strike last trading price was 7.5, which was 0 lower than the previous day. The implied volatity was 1.00, the open interest changed by 0 which decreased total open position to 0


On 11 Nov NATIONALUM was trading at 265.66. The strike last trading price was 7.5, which was 0 lower than the previous day. The implied volatity was 1.18, the open interest changed by 0 which decreased total open position to 0


On 10 Nov NATIONALUM was trading at 257.36. The strike last trading price was 7.5, which was 0 lower than the previous day. The implied volatity was 3.58, the open interest changed by 0 which decreased total open position to 0


NATIONALUM 30DEC2025 272.5 PE
Delta: -0.30
Vega: 0.17
Theta: -0.18
Gamma: 0.03
Date Close Ltp Change IV Volume OI Chg OI
19 Dec 278.10 2.55 0.15 27.01 239 11 207
18 Dec 279.25 2.55 -0.3 27.06 527 5 198
17 Dec 279.45 2.8 -1.15 27.83 644 33 218
16 Dec 276.85 3.85 0.3 27.32 327 10 181
15 Dec 278.70 3.65 -0.55 30.04 178 38 171
12 Dec 278.15 4.05 -7.5 28.99 490 77 133
11 Dec 264.30 11.55 -1.65 31.96 13 -4 57
10 Dec 263.00 13.2 2.35 35.07 21 -4 61
9 Dec 265.65 10.4 1.7 27.45 54 -18 65
8 Dec 268.35 8.7 2.4 26.35 198 28 84
5 Dec 273.15 6.15 -5.55 26.00 166 42 54
4 Dec 269.25 11.7 0.4 - 0 1 0
3 Dec 266.50 11.7 0.4 35.37 5 0 11
2 Dec 265.15 11.3 -0.3 28.11 9 0 10
1 Dec 263.80 11.6 -2.32 27.17 10 -1 9
28 Nov 259.98 13.92 -5.68 - 0 6 0
27 Nov 261.33 13.92 -5.68 27.38 32 6 10
26 Nov 258.18 19.6 -2.1 - 0 0 0
25 Nov 253.97 19.6 -2.1 29.25 3 0 4
24 Nov 251.06 21.7 6.77 - 0 0 0
21 Nov 250.68 21.7 6.77 26.92 1 0 4
20 Nov 257.62 14.93 -25.47 - 0 0 0
19 Nov 256.60 14.93 -25.47 - 0 0 0
18 Nov 257.30 14.93 -25.47 - 0 4 0
17 Nov 260.76 14.93 -25.47 28.89 6 2 2
14 Nov 262.57 40.4 0 - 0 0 0
13 Nov 268.67 40.4 0 - 0 0 0
12 Nov 266.95 40.4 0 - 0 0 0
11 Nov 265.66 40.4 0 - 0 0 0
10 Nov 257.36 40.4 0 - 0 0 0


For National Aluminium Co Ltd - strike price 272.5 expiring on 30DEC2025

Delta for 272.5 PE is -0.30

Historical price for 272.5 PE is as follows

On 19 Dec NATIONALUM was trading at 278.10. The strike last trading price was 2.55, which was 0.15 higher than the previous day. The implied volatity was 27.01, the open interest changed by 11 which increased total open position to 207


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 2.55, which was -0.3 lower than the previous day. The implied volatity was 27.06, the open interest changed by 5 which increased total open position to 198


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 2.8, which was -1.15 lower than the previous day. The implied volatity was 27.83, the open interest changed by 33 which increased total open position to 218


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 3.85, which was 0.3 higher than the previous day. The implied volatity was 27.32, the open interest changed by 10 which increased total open position to 181


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 3.65, which was -0.55 lower than the previous day. The implied volatity was 30.04, the open interest changed by 38 which increased total open position to 171


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 4.05, which was -7.5 lower than the previous day. The implied volatity was 28.99, the open interest changed by 77 which increased total open position to 133


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 11.55, which was -1.65 lower than the previous day. The implied volatity was 31.96, the open interest changed by -4 which decreased total open position to 57


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 13.2, which was 2.35 higher than the previous day. The implied volatity was 35.07, the open interest changed by -4 which decreased total open position to 61


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 10.4, which was 1.7 higher than the previous day. The implied volatity was 27.45, the open interest changed by -18 which decreased total open position to 65


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 8.7, which was 2.4 higher than the previous day. The implied volatity was 26.35, the open interest changed by 28 which increased total open position to 84


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 6.15, which was -5.55 lower than the previous day. The implied volatity was 26.00, the open interest changed by 42 which increased total open position to 54


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 11.7, which was 0.4 higher than the previous day. The implied volatity was -, the open interest changed by 1 which increased total open position to 0


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 11.7, which was 0.4 higher than the previous day. The implied volatity was 35.37, the open interest changed by 0 which decreased total open position to 11


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 11.3, which was -0.3 lower than the previous day. The implied volatity was 28.11, the open interest changed by 0 which decreased total open position to 10


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 11.6, which was -2.32 lower than the previous day. The implied volatity was 27.17, the open interest changed by -1 which decreased total open position to 9


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 13.92, which was -5.68 lower than the previous day. The implied volatity was -, the open interest changed by 6 which increased total open position to 0


On 27 Nov NATIONALUM was trading at 261.33. The strike last trading price was 13.92, which was -5.68 lower than the previous day. The implied volatity was 27.38, the open interest changed by 6 which increased total open position to 10


On 26 Nov NATIONALUM was trading at 258.18. The strike last trading price was 19.6, which was -2.1 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 25 Nov NATIONALUM was trading at 253.97. The strike last trading price was 19.6, which was -2.1 lower than the previous day. The implied volatity was 29.25, the open interest changed by 0 which decreased total open position to 4


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 21.7, which was 6.77 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 21 Nov NATIONALUM was trading at 250.68. The strike last trading price was 21.7, which was 6.77 higher than the previous day. The implied volatity was 26.92, the open interest changed by 0 which decreased total open position to 4


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 14.93, which was -25.47 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 14.93, which was -25.47 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 18 Nov NATIONALUM was trading at 257.30. The strike last trading price was 14.93, which was -25.47 lower than the previous day. The implied volatity was -, the open interest changed by 4 which increased total open position to 0


On 17 Nov NATIONALUM was trading at 260.76. The strike last trading price was 14.93, which was -25.47 lower than the previous day. The implied volatity was 28.89, the open interest changed by 2 which increased total open position to 2


On 14 Nov NATIONALUM was trading at 262.57. The strike last trading price was 40.4, 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 Nov NATIONALUM was trading at 268.67. The strike last trading price was 40.4, 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 Nov NATIONALUM was trading at 266.95. The strike last trading price was 40.4, 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 Nov NATIONALUM was trading at 265.66. The strike last trading price was 40.4, 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 Nov NATIONALUM was trading at 257.36. The strike last trading price was 40.4, 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