[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
295.3 +5.15 (1.77%)
L: 290.35 H: 298.6

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Historical option data for NATIONALUM

24 Dec 2025 04:10 PM IST
NATIONALUM 30-DEC-2025 285 CE
Delta: 0.82
Vega: 0.10
Theta: -0.33
Gamma: 0.02
Date Close Ltp Change IV Volume OI Chg OI
24 Dec 295.30 12.2 4.45 32.86 120 -24 293
23 Dec 290.15 7.55 -0.3 24.94 299 -34 320
22 Dec 290.30 7.8 5.3 23.67 4,260 -347 358
19 Dec 278.50 2.4 -0.9 23.14 1,619 76 709
18 Dec 279.25 3 -0.7 25.71 2,254 -57 645
17 Dec 279.45 3.65 0.5 27.49 3,093 257 705
16 Dec 276.85 2.9 -1.15 27.66 1,265 44 451
15 Dec 278.70 3.9 -0.3 26.94 1,434 -15 407
12 Dec 278.15 4.1 2.75 25.73 2,802 109 405
11 Dec 264.30 1.4 0 29.25 99 -8 296
10 Dec 263.00 1.3 -0.4 29.05 155 1 304
9 Dec 265.65 1.6 -0.8 28.38 289 -34 304
8 Dec 268.35 2.25 -1.15 28.46 447 -36 340
5 Dec 273.15 3.35 0.7 24.86 823 -163 379
4 Dec 269.25 2.6 0.15 25.79 195 21 542
3 Dec 266.50 2.45 0.25 25.99 257 113 521
2 Dec 265.15 2.2 0 27.15 73 6 409
1 Dec 263.80 2.15 0.52 27.14 226 25 405
28 Nov 259.98 1.69 -0.29 26.74 332 194 380
27 Nov 261.33 1.95 0.48 27.00 248 68 185
26 Nov 258.18 1.47 0.2 26.58 85 42 117
25 Nov 253.97 1.26 0.19 27.72 72 22 75
24 Nov 251.06 1.09 -0.07 28.90 52 8 53
21 Nov 250.68 1.14 -1.36 28.13 21 3 46
20 Nov 257.62 2.7 0.69 29.34 32 6 41
19 Nov 256.60 2.01 -0.24 27.10 32 24 35
18 Nov 257.30 2.23 -0.77 27.62 9 2 11
17 Nov 260.76 3 -0.5 27.05 4 3 8
14 Nov 262.57 3.5 -1.3 25.98 7 5 5
13 Nov 268.67 4.8 0 3.96 0 0 0
12 Nov 266.95 4.8 0 4.58 0 0 0
11 Nov 265.66 4.8 0 4.69 0 0 0


For National Aluminium Co Ltd - strike price 285 expiring on 30DEC2025

Delta for 285 CE is 0.82

Historical price for 285 CE is as follows

On 24 Dec NATIONALUM was trading at 295.30. The strike last trading price was 12.2, which was 4.45 higher than the previous day. The implied volatity was 32.86, the open interest changed by -24 which decreased total open position to 293


On 23 Dec NATIONALUM was trading at 290.15. The strike last trading price was 7.55, which was -0.3 lower than the previous day. The implied volatity was 24.94, the open interest changed by -34 which decreased total open position to 320


On 22 Dec NATIONALUM was trading at 290.30. The strike last trading price was 7.8, which was 5.3 higher than the previous day. The implied volatity was 23.67, the open interest changed by -347 which decreased total open position to 358


On 19 Dec NATIONALUM was trading at 278.50. The strike last trading price was 2.4, which was -0.9 lower than the previous day. The implied volatity was 23.14, the open interest changed by 76 which increased total open position to 709


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 3, which was -0.7 lower than the previous day. The implied volatity was 25.71, the open interest changed by -57 which decreased total open position to 645


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 3.65, which was 0.5 higher than the previous day. The implied volatity was 27.49, the open interest changed by 257 which increased total open position to 705


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 2.9, which was -1.15 lower than the previous day. The implied volatity was 27.66, the open interest changed by 44 which increased total open position to 451


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 3.9, which was -0.3 lower than the previous day. The implied volatity was 26.94, the open interest changed by -15 which decreased total open position to 407


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 4.1, which was 2.75 higher than the previous day. The implied volatity was 25.73, the open interest changed by 109 which increased total open position to 405


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 1.4, which was 0 lower than the previous day. The implied volatity was 29.25, the open interest changed by -8 which decreased total open position to 296


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 1.3, which was -0.4 lower than the previous day. The implied volatity was 29.05, the open interest changed by 1 which increased total open position to 304


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 1.6, which was -0.8 lower than the previous day. The implied volatity was 28.38, the open interest changed by -34 which decreased total open position to 304


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 2.25, which was -1.15 lower than the previous day. The implied volatity was 28.46, the open interest changed by -36 which decreased total open position to 340


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 3.35, which was 0.7 higher than the previous day. The implied volatity was 24.86, the open interest changed by -163 which decreased total open position to 379


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 2.6, which was 0.15 higher than the previous day. The implied volatity was 25.79, the open interest changed by 21 which increased total open position to 542


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 2.45, which was 0.25 higher than the previous day. The implied volatity was 25.99, the open interest changed by 113 which increased total open position to 521


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 2.2, which was 0 lower than the previous day. The implied volatity was 27.15, the open interest changed by 6 which increased total open position to 409


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 2.15, which was 0.52 higher than the previous day. The implied volatity was 27.14, the open interest changed by 25 which increased total open position to 405


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 1.69, which was -0.29 lower than the previous day. The implied volatity was 26.74, the open interest changed by 194 which increased total open position to 380


On 27 Nov NATIONALUM was trading at 261.33. The strike last trading price was 1.95, which was 0.48 higher than the previous day. The implied volatity was 27.00, the open interest changed by 68 which increased total open position to 185


On 26 Nov NATIONALUM was trading at 258.18. The strike last trading price was 1.47, which was 0.2 higher than the previous day. The implied volatity was 26.58, the open interest changed by 42 which increased total open position to 117


On 25 Nov NATIONALUM was trading at 253.97. The strike last trading price was 1.26, which was 0.19 higher than the previous day. The implied volatity was 27.72, the open interest changed by 22 which increased total open position to 75


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 1.09, which was -0.07 lower than the previous day. The implied volatity was 28.90, the open interest changed by 8 which increased total open position to 53


On 21 Nov NATIONALUM was trading at 250.68. The strike last trading price was 1.14, which was -1.36 lower than the previous day. The implied volatity was 28.13, the open interest changed by 3 which increased total open position to 46


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 2.7, which was 0.69 higher than the previous day. The implied volatity was 29.34, the open interest changed by 6 which increased total open position to 41


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 2.01, which was -0.24 lower than the previous day. The implied volatity was 27.10, the open interest changed by 24 which increased total open position to 35


On 18 Nov NATIONALUM was trading at 257.30. The strike last trading price was 2.23, which was -0.77 lower than the previous day. The implied volatity was 27.62, the open interest changed by 2 which increased total open position to 11


On 17 Nov NATIONALUM was trading at 260.76. The strike last trading price was 3, which was -0.5 lower than the previous day. The implied volatity was 27.05, the open interest changed by 3 which increased total open position to 8


On 14 Nov NATIONALUM was trading at 262.57. The strike last trading price was 3.5, which was -1.3 lower than the previous day. The implied volatity was 25.98, the open interest changed by 5 which increased total open position to 5


On 13 Nov NATIONALUM was trading at 268.67. The strike last trading price was 4.8, which was 0 lower than the previous day. The implied volatity was 3.96, 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 4.8, which was 0 lower than the previous day. The implied volatity was 4.58, 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 4.8, 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


NATIONALUM 30DEC2025 285 PE
Delta: -0.15
Vega: 0.09
Theta: -0.21
Gamma: 0.02
Date Close Ltp Change IV Volume OI Chg OI
24 Dec 295.30 0.9 -1.15 29.36 1,811 80 658
23 Dec 290.15 2.1 -0.65 27.85 1,404 102 585
22 Dec 290.30 2.75 -5.55 30.96 2,493 261 487
19 Dec 278.50 7.95 -0.7 25.44 64 -1 226
18 Dec 279.25 9.05 0.2 29.60 158 -10 228
17 Dec 279.45 9 -2 29.06 316 189 240
16 Dec 276.85 11.15 1.45 29.44 66 13 52
15 Dec 278.70 9.7 -0.95 30.03 20 -4 39
12 Dec 278.15 10.35 -6.65 29.74 74 21 43
11 Dec 264.30 17 3.5 - 0 0 22
10 Dec 263.00 17 3.5 - 0 0 22
9 Dec 265.65 17 3.5 - 0 -7 0
8 Dec 268.35 17 3.5 23.24 8 -6 23
5 Dec 273.15 13.45 -4.35 26.03 12 6 28
4 Dec 269.25 17.8 -2.15 31.79 5 1 20
3 Dec 266.50 19.9 -0.85 35.97 3 -1 19
2 Dec 265.15 20.9 -0.35 31.17 5 1 19
1 Dec 263.80 21.25 -8.65 29.73 3 1 18
28 Nov 259.98 29.9 -3.03 - 0 0 0
27 Nov 261.33 29.9 -3.03 - 0 0 0
26 Nov 258.18 29.9 -3.03 - 0 1 0
25 Nov 253.97 29.9 -3.03 32.05 1 0 16
24 Nov 251.06 32.93 6.93 31.25 5 0 12
21 Nov 250.68 26 -36.3 - 0 12 0
20 Nov 257.62 26 -36.3 29.57 12 6 6
19 Nov 256.60 62.3 0 - 0 0 0
18 Nov 257.30 62.3 0 - 0 0 0
17 Nov 260.76 62.3 0 - 0 0 0
14 Nov 262.57 62.3 0 - 0 0 0
13 Nov 268.67 62.3 0 - 0 0 0
12 Nov 266.95 62.3 0 - 0 0 0
11 Nov 265.66 62.3 0 - 0 0 0


For National Aluminium Co Ltd - strike price 285 expiring on 30DEC2025

Delta for 285 PE is -0.15

Historical price for 285 PE is as follows

On 24 Dec NATIONALUM was trading at 295.30. The strike last trading price was 0.9, which was -1.15 lower than the previous day. The implied volatity was 29.36, the open interest changed by 80 which increased total open position to 658


On 23 Dec NATIONALUM was trading at 290.15. The strike last trading price was 2.1, which was -0.65 lower than the previous day. The implied volatity was 27.85, the open interest changed by 102 which increased total open position to 585


On 22 Dec NATIONALUM was trading at 290.30. The strike last trading price was 2.75, which was -5.55 lower than the previous day. The implied volatity was 30.96, the open interest changed by 261 which increased total open position to 487


On 19 Dec NATIONALUM was trading at 278.50. The strike last trading price was 7.95, which was -0.7 lower than the previous day. The implied volatity was 25.44, the open interest changed by -1 which decreased total open position to 226


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 9.05, which was 0.2 higher than the previous day. The implied volatity was 29.60, the open interest changed by -10 which decreased total open position to 228


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 9, which was -2 lower than the previous day. The implied volatity was 29.06, the open interest changed by 189 which increased total open position to 240


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 11.15, which was 1.45 higher than the previous day. The implied volatity was 29.44, the open interest changed by 13 which increased total open position to 52


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 9.7, which was -0.95 lower than the previous day. The implied volatity was 30.03, the open interest changed by -4 which decreased total open position to 39


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 10.35, which was -6.65 lower than the previous day. The implied volatity was 29.74, the open interest changed by 21 which increased total open position to 43


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 17, which was 3.5 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 22


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 17, which was 3.5 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 22


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 17, which was 3.5 higher than the previous day. The implied volatity was -, the open interest changed by -7 which decreased total open position to 0


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 17, which was 3.5 higher than the previous day. The implied volatity was 23.24, the open interest changed by -6 which decreased total open position to 23


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 13.45, which was -4.35 lower than the previous day. The implied volatity was 26.03, the open interest changed by 6 which increased total open position to 28


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 17.8, which was -2.15 lower than the previous day. The implied volatity was 31.79, the open interest changed by 1 which increased total open position to 20


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 19.9, which was -0.85 lower than the previous day. The implied volatity was 35.97, the open interest changed by -1 which decreased total open position to 19


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 20.9, which was -0.35 lower than the previous day. The implied volatity was 31.17, the open interest changed by 1 which increased total open position to 19


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 21.25, which was -8.65 lower than the previous day. The implied volatity was 29.73, the open interest changed by 1 which increased total open position to 18


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 29.9, which was -3.03 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 27 Nov NATIONALUM was trading at 261.33. The strike last trading price was 29.9, which was -3.03 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 26 Nov NATIONALUM was trading at 258.18. The strike last trading price was 29.9, which was -3.03 lower than the previous day. The implied volatity was -, the open interest changed by 1 which increased total open position to 0


On 25 Nov NATIONALUM was trading at 253.97. The strike last trading price was 29.9, which was -3.03 lower than the previous day. The implied volatity was 32.05, the open interest changed by 0 which decreased total open position to 16


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 32.93, which was 6.93 higher than the previous day. The implied volatity was 31.25, the open interest changed by 0 which decreased total open position to 12


On 21 Nov NATIONALUM was trading at 250.68. The strike last trading price was 26, which was -36.3 lower than the previous day. The implied volatity was -, the open interest changed by 12 which increased total open position to 0


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 26, which was -36.3 lower than the previous day. The implied volatity was 29.57, the open interest changed by 6 which increased total open position to 6


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 62.3, 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 Nov NATIONALUM was trading at 257.30. The strike last trading price was 62.3, 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 Nov NATIONALUM was trading at 260.76. The strike last trading price was 62.3, 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 14 Nov NATIONALUM was trading at 262.57. The strike last trading price was 62.3, 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 62.3, 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 62.3, 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 62.3, 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