[--[65.84.65.76]--]
NATIONALUM
National Aluminium Co Ltd

210.94 -0.66 (-0.31%)

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Historical option data for NATIONALUM

22 Sep 2025 08:01 PM IST
NATIONALUM 30SEP2025 220 CE
Delta: 0.21
Vega: 0.09
Theta: -0.19
Gamma: 0.03
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 1.15 -0.7 31.06 1,629 -23 1,354
21 Sept 211.60 1.8 -0.3 30.81 1,525 -83 1,377
18 Sept 213.80 2.1 -0.1 27.19 1,815 -90 1,470
14 Sept 218.30 3.8 0.9 22.17 4,572 -109 1,005
17 Aug 187.58 0.7 -0.3 29.02 9 1 7


For National Aluminium Co Ltd - strike price 220 expiring on 30SEP2025

Delta for 220 CE is 0.21

Historical price for 220 CE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 1.15, which was -0.7 lower than the previous day. The implied volatity was 31.06, the open interest changed by -23 which decreased total open position to 1354


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 1.8, which was -0.3 lower than the previous day. The implied volatity was 30.81, the open interest changed by -83 which decreased total open position to 1377


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 2.1, which was -0.1 lower than the previous day. The implied volatity was 27.19, the open interest changed by -90 which decreased total open position to 1470


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 3.8, which was 0.9 higher than the previous day. The implied volatity was 22.17, the open interest changed by -109 which decreased total open position to 1005


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 0.7, which was -0.3 lower than the previous day. The implied volatity was 29.02, the open interest changed by 1 which increased total open position to 7


NATIONALUM 30SEP2025 220 PE
Delta: -0.80
Vega: 0.09
Theta: -0.11
Gamma: 0.03
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 9.1 -0.5 29.17 303 -149 318
21 Sept 211.60 9.45 -0.2 32.37 122 -30 467
18 Sept 213.80 9.45 -0.85 40.89 190 -2 497
14 Sept 218.30 7.15 -2.75 34.27 652 188 613
17 Aug 187.58 35.5 0 - 0 0 0


For National Aluminium Co Ltd - strike price 220 expiring on 30SEP2025

Delta for 220 PE is -0.80

Historical price for 220 PE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 9.1, which was -0.5 lower than the previous day. The implied volatity was 29.17, the open interest changed by -149 which decreased total open position to 318


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 9.45, which was -0.2 lower than the previous day. The implied volatity was 32.37, the open interest changed by -30 which decreased total open position to 467


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 9.45, which was -0.85 lower than the previous day. The implied volatity was 40.89, the open interest changed by -2 which decreased total open position to 497


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 7.15, which was -2.75 lower than the previous day. The implied volatity was 34.27, the open interest changed by 188 which increased total open position to 613


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 35.5, 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