[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
306.85 +11.55 (3.91%)
L: 296.5 H: 309.2

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Historical option data for NATIONALUM

26 Dec 2025 04:10 PM IST
NATIONALUM 30-DEC-2025 290 CE
Delta: 0.86
Vega: 0.07
Theta: -0.50
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
26 Dec 306.85 17.05 9.35 48.46 408 -85 340
24 Dec 295.30 7.8 3.2 27.70 1,170 -140 440
23 Dec 290.15 4.5 -0.5 25.34 1,583 -225 580
22 Dec 290.30 5 3.6 25.75 7,635 -9 820
19 Dec 278.50 1.35 -0.6 25.20 1,115 15 833
18 Dec 279.25 1.75 -0.5 26.35 2,005 -15 828
17 Dec 279.45 2.2 0.3 27.63 1,744 51 840
16 Dec 276.85 1.65 -0.9 27.31 884 23 790
15 Dec 278.70 2.45 -0.25 27.23 914 23 768
12 Dec 278.15 2.7 1.8 26.31 2,324 285 752
11 Dec 264.30 0.9 0 29.87 119 9 467
10 Dec 263.00 0.85 -0.25 29.77 167 -19 457
9 Dec 265.65 1.05 -0.45 29.01 414 -91 475
8 Dec 268.35 1.4 -0.8 28.28 470 -15 566
5 Dec 273.15 2.15 0.4 24.82 715 252 581
4 Dec 269.25 1.7 0.1 25.98 323 44 329
3 Dec 266.50 1.65 0.1 26.40 145 13 277
2 Dec 265.15 1.5 0.05 27.55 193 16 264
1 Dec 263.80 1.5 0.4 27.69 390 54 248
28 Nov 259.98 1.18 -0.2 27.29 103 9 194
27 Nov 261.33 1.37 0.37 27.54 336 16 186
26 Nov 258.18 0.98 0.11 26.78 172 23 169
25 Nov 253.97 0.85 -0.01 27.93 135 36 148
24 Nov 251.06 0.85 -0.01 30.02 38 15 111
21 Nov 250.68 0.89 -0.87 29.19 86 11 97
20 Nov 257.62 1.85 0.38 28.88 84 15 87
19 Nov 256.60 1.47 -0.16 27.56 24 -2 77
18 Nov 257.30 1.6 -0.75 27.80 61 14 79
17 Nov 260.76 2.35 -0.67 27.92 46 3 64
14 Nov 262.57 3.07 -0.47 28.01 12 4 59
13 Nov 268.67 3.54 0.3 25.34 56 7 55
12 Nov 266.95 3.34 0.13 26.21 50 28 47
11 Nov 265.66 3.11 -0.24 25.58 30 19 19


For National Aluminium Co Ltd - strike price 290 expiring on 30DEC2025

Delta for 290 CE is 0.86

Historical price for 290 CE is as follows

On 26 Dec NATIONALUM was trading at 306.85. The strike last trading price was 17.05, which was 9.35 higher than the previous day. The implied volatity was 48.46, the open interest changed by -85 which decreased total open position to 340


On 24 Dec NATIONALUM was trading at 295.30. The strike last trading price was 7.8, which was 3.2 higher than the previous day. The implied volatity was 27.70, the open interest changed by -140 which decreased total open position to 440


On 23 Dec NATIONALUM was trading at 290.15. The strike last trading price was 4.5, which was -0.5 lower than the previous day. The implied volatity was 25.34, the open interest changed by -225 which decreased total open position to 580


On 22 Dec NATIONALUM was trading at 290.30. The strike last trading price was 5, which was 3.6 higher than the previous day. The implied volatity was 25.75, the open interest changed by -9 which decreased total open position to 820


On 19 Dec NATIONALUM was trading at 278.50. The strike last trading price was 1.35, which was -0.6 lower than the previous day. The implied volatity was 25.20, the open interest changed by 15 which increased total open position to 833


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 1.75, which was -0.5 lower than the previous day. The implied volatity was 26.35, the open interest changed by -15 which decreased total open position to 828


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 2.2, which was 0.3 higher than the previous day. The implied volatity was 27.63, the open interest changed by 51 which increased total open position to 840


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 1.65, which was -0.9 lower than the previous day. The implied volatity was 27.31, the open interest changed by 23 which increased total open position to 790


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 2.45, which was -0.25 lower than the previous day. The implied volatity was 27.23, the open interest changed by 23 which increased total open position to 768


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 2.7, which was 1.8 higher than the previous day. The implied volatity was 26.31, the open interest changed by 285 which increased total open position to 752


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 0.9, which was 0 lower than the previous day. The implied volatity was 29.87, the open interest changed by 9 which increased total open position to 467


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 0.85, which was -0.25 lower than the previous day. The implied volatity was 29.77, the open interest changed by -19 which decreased total open position to 457


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 1.05, which was -0.45 lower than the previous day. The implied volatity was 29.01, the open interest changed by -91 which decreased total open position to 475


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 1.4, which was -0.8 lower than the previous day. The implied volatity was 28.28, the open interest changed by -15 which decreased total open position to 566


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 2.15, which was 0.4 higher than the previous day. The implied volatity was 24.82, the open interest changed by 252 which increased total open position to 581


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 1.7, which was 0.1 higher than the previous day. The implied volatity was 25.98, the open interest changed by 44 which increased total open position to 329


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 1.65, which was 0.1 higher than the previous day. The implied volatity was 26.40, the open interest changed by 13 which increased total open position to 277


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 1.5, which was 0.05 higher than the previous day. The implied volatity was 27.55, the open interest changed by 16 which increased total open position to 264


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 1.5, which was 0.4 higher than the previous day. The implied volatity was 27.69, the open interest changed by 54 which increased total open position to 248


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 1.18, which was -0.2 lower than the previous day. The implied volatity was 27.29, the open interest changed by 9 which increased total open position to 194


On 27 Nov NATIONALUM was trading at 261.33. The strike last trading price was 1.37, which was 0.37 higher than the previous day. The implied volatity was 27.54, the open interest changed by 16 which increased total open position to 186


On 26 Nov NATIONALUM was trading at 258.18. The strike last trading price was 0.98, which was 0.11 higher than the previous day. The implied volatity was 26.78, the open interest changed by 23 which increased total open position to 169


On 25 Nov NATIONALUM was trading at 253.97. The strike last trading price was 0.85, which was -0.01 lower than the previous day. The implied volatity was 27.93, the open interest changed by 36 which increased total open position to 148


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 0.85, which was -0.01 lower than the previous day. The implied volatity was 30.02, the open interest changed by 15 which increased total open position to 111


On 21 Nov NATIONALUM was trading at 250.68. The strike last trading price was 0.89, which was -0.87 lower than the previous day. The implied volatity was 29.19, the open interest changed by 11 which increased total open position to 97


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 1.85, which was 0.38 higher than the previous day. The implied volatity was 28.88, the open interest changed by 15 which increased total open position to 87


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 1.47, which was -0.16 lower than the previous day. The implied volatity was 27.56, the open interest changed by -2 which decreased total open position to 77


On 18 Nov NATIONALUM was trading at 257.30. The strike last trading price was 1.6, which was -0.75 lower than the previous day. The implied volatity was 27.80, the open interest changed by 14 which increased total open position to 79


On 17 Nov NATIONALUM was trading at 260.76. The strike last trading price was 2.35, which was -0.67 lower than the previous day. The implied volatity was 27.92, the open interest changed by 3 which increased total open position to 64


On 14 Nov NATIONALUM was trading at 262.57. The strike last trading price was 3.07, which was -0.47 lower than the previous day. The implied volatity was 28.01, the open interest changed by 4 which increased total open position to 59


On 13 Nov NATIONALUM was trading at 268.67. The strike last trading price was 3.54, which was 0.3 higher than the previous day. The implied volatity was 25.34, the open interest changed by 7 which increased total open position to 55


On 12 Nov NATIONALUM was trading at 266.95. The strike last trading price was 3.34, which was 0.13 higher than the previous day. The implied volatity was 26.21, the open interest changed by 28 which increased total open position to 47


On 11 Nov NATIONALUM was trading at 265.66. The strike last trading price was 3.11, which was -0.24 lower than the previous day. The implied volatity was 25.58, the open interest changed by 19 which increased total open position to 19


NATIONALUM 30DEC2025 290 PE
Delta: -0.11
Vega: 0.06
Theta: -0.31
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
26 Dec 306.85 0.75 -1.15 42.69 2,650 141 831
24 Dec 295.30 1.7 -2.2 26.72 2,960 222 709
23 Dec 290.15 3.85 -1 26.63 1,479 67 498
22 Dec 290.30 4.8 -7.25 31.24 1,692 372 429
19 Dec 278.50 11.8 -0.55 23.87 97 -12 59
18 Dec 279.25 12.55 0.3 29.51 33 2 69
17 Dec 279.45 12.25 -2.8 27.82 52 2 67
16 Dec 276.85 15.05 2.05 30.51 16 -1 63
15 Dec 278.70 13 -0.5 29.55 11 2 62
12 Dec 278.15 13.5 -9.85 28.81 57 50 59
11 Dec 264.30 23.35 1.45 - 4 -2 9
10 Dec 263.00 21.9 0.05 - 0 0 11
9 Dec 265.65 21.9 0.05 - 0 2 0
8 Dec 268.35 21.9 0.05 27.23 5 1 10
5 Dec 273.15 21.85 -2.65 - 0 0 0
4 Dec 269.25 21.85 -2.65 32.87 4 0 9
3 Dec 266.50 24.5 -5.51 - 0 0 0
2 Dec 265.15 24.5 -5.51 - 0 4 0
1 Dec 263.80 24.5 -5.51 24.50 4 0 5
28 Nov 259.98 30.01 2.51 - 0 0 0
27 Nov 261.33 30.01 2.51 - 0 0 0
26 Nov 258.18 30.01 2.51 - 0 0 0
25 Nov 253.97 30.01 2.51 - 0 0 0
24 Nov 251.06 30.01 2.51 - 0 0 0
21 Nov 250.68 30.01 2.51 - 0 3 0
20 Nov 257.62 30.01 2.51 28.73 4 1 3
19 Nov 256.60 27.5 -1 - 0 0 0
18 Nov 257.30 27.5 -1 - 0 0 0
17 Nov 260.76 27.5 -1 - 0 0 0
14 Nov 262.57 27.5 -1 33.37 1 0 2
13 Nov 268.67 28.5 -1 - 0 1 0
12 Nov 266.95 28.5 -1 41.45 2 1 2
11 Nov 265.66 29.5 -45.6 42.69 1 0 0


For National Aluminium Co Ltd - strike price 290 expiring on 30DEC2025

Delta for 290 PE is -0.11

Historical price for 290 PE is as follows

On 26 Dec NATIONALUM was trading at 306.85. The strike last trading price was 0.75, which was -1.15 lower than the previous day. The implied volatity was 42.69, the open interest changed by 141 which increased total open position to 831


On 24 Dec NATIONALUM was trading at 295.30. The strike last trading price was 1.7, which was -2.2 lower than the previous day. The implied volatity was 26.72, the open interest changed by 222 which increased total open position to 709


On 23 Dec NATIONALUM was trading at 290.15. The strike last trading price was 3.85, which was -1 lower than the previous day. The implied volatity was 26.63, the open interest changed by 67 which increased total open position to 498


On 22 Dec NATIONALUM was trading at 290.30. The strike last trading price was 4.8, which was -7.25 lower than the previous day. The implied volatity was 31.24, the open interest changed by 372 which increased total open position to 429


On 19 Dec NATIONALUM was trading at 278.50. The strike last trading price was 11.8, which was -0.55 lower than the previous day. The implied volatity was 23.87, the open interest changed by -12 which decreased total open position to 59


On 18 Dec NATIONALUM was trading at 279.25. The strike last trading price was 12.55, which was 0.3 higher than the previous day. The implied volatity was 29.51, the open interest changed by 2 which increased total open position to 69


On 17 Dec NATIONALUM was trading at 279.45. The strike last trading price was 12.25, which was -2.8 lower than the previous day. The implied volatity was 27.82, the open interest changed by 2 which increased total open position to 67


On 16 Dec NATIONALUM was trading at 276.85. The strike last trading price was 15.05, which was 2.05 higher than the previous day. The implied volatity was 30.51, the open interest changed by -1 which decreased total open position to 63


On 15 Dec NATIONALUM was trading at 278.70. The strike last trading price was 13, which was -0.5 lower than the previous day. The implied volatity was 29.55, the open interest changed by 2 which increased total open position to 62


On 12 Dec NATIONALUM was trading at 278.15. The strike last trading price was 13.5, which was -9.85 lower than the previous day. The implied volatity was 28.81, the open interest changed by 50 which increased total open position to 59


On 11 Dec NATIONALUM was trading at 264.30. The strike last trading price was 23.35, which was 1.45 higher than the previous day. The implied volatity was -, the open interest changed by -2 which decreased total open position to 9


On 10 Dec NATIONALUM was trading at 263.00. The strike last trading price was 21.9, which was 0.05 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 11


On 9 Dec NATIONALUM was trading at 265.65. The strike last trading price was 21.9, which was 0.05 higher than the previous day. The implied volatity was -, the open interest changed by 2 which increased total open position to 0


On 8 Dec NATIONALUM was trading at 268.35. The strike last trading price was 21.9, which was 0.05 higher than the previous day. The implied volatity was 27.23, the open interest changed by 1 which increased total open position to 10


On 5 Dec NATIONALUM was trading at 273.15. The strike last trading price was 21.85, which was -2.65 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 4 Dec NATIONALUM was trading at 269.25. The strike last trading price was 21.85, which was -2.65 lower than the previous day. The implied volatity was 32.87, the open interest changed by 0 which decreased total open position to 9


On 3 Dec NATIONALUM was trading at 266.50. The strike last trading price was 24.5, which was -5.51 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Dec NATIONALUM was trading at 265.15. The strike last trading price was 24.5, which was -5.51 lower than the previous day. The implied volatity was -, the open interest changed by 4 which increased total open position to 0


On 1 Dec NATIONALUM was trading at 263.80. The strike last trading price was 24.5, which was -5.51 lower than the previous day. The implied volatity was 24.50, the open interest changed by 0 which decreased total open position to 5


On 28 Nov NATIONALUM was trading at 259.98. The strike last trading price was 30.01, which was 2.51 higher 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 30.01, which was 2.51 higher 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 30.01, which was 2.51 higher 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 30.01, which was 2.51 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 24 Nov NATIONALUM was trading at 251.06. The strike last trading price was 30.01, which was 2.51 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 30.01, which was 2.51 higher than the previous day. The implied volatity was -, the open interest changed by 3 which increased total open position to 0


On 20 Nov NATIONALUM was trading at 257.62. The strike last trading price was 30.01, which was 2.51 higher than the previous day. The implied volatity was 28.73, the open interest changed by 1 which increased total open position to 3


On 19 Nov NATIONALUM was trading at 256.60. The strike last trading price was 27.5, which was -1 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 27.5, which was -1 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 27.5, which was -1 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 27.5, which was -1 lower than the previous day. The implied volatity was 33.37, the open interest changed by 0 which decreased total open position to 2


On 13 Nov NATIONALUM was trading at 268.67. The strike last trading price was 28.5, which was -1 lower than the previous day. The implied volatity was -, the open interest changed by 1 which increased total open position to 0


On 12 Nov NATIONALUM was trading at 266.95. The strike last trading price was 28.5, which was -1 lower than the previous day. The implied volatity was 41.45, the open interest changed by 1 which increased total open position to 2


On 11 Nov NATIONALUM was trading at 265.66. The strike last trading price was 29.5, which was -45.6 lower than the previous day. The implied volatity was 42.69, the open interest changed by 0 which decreased total open position to 0