[--[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 210 CE
Delta: 0.59
Vega: 0.12
Theta: -0.26
Gamma: 0.04
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 4.7 -0.95 29.73 1,754 -224 1,101
21 Sept 211.60 5.7 -0.4 29.68 1,316 213 1,324
18 Sept 213.80 6.05 0.2 21.26 1,613 223 1,115
14 Sept 218.30 9.1 2 12.44 1,438 -165 736
17 Aug 187.58 1.35 -0.55 26.76 66 47 159


For National Aluminium Co Ltd - strike price 210 expiring on 30SEP2025

Delta for 210 CE is 0.59

Historical price for 210 CE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 4.7, which was -0.95 lower than the previous day. The implied volatity was 29.73, the open interest changed by -224 which decreased total open position to 1101


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 5.7, which was -0.4 lower than the previous day. The implied volatity was 29.68, the open interest changed by 213 which increased total open position to 1324


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 6.05, which was 0.2 higher than the previous day. The implied volatity was 21.26, the open interest changed by 223 which increased total open position to 1115


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 9.1, which was 2 higher than the previous day. The implied volatity was 12.44, the open interest changed by -165 which decreased total open position to 736


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 1.35, which was -0.55 lower than the previous day. The implied volatity was 26.76, the open interest changed by 47 which increased total open position to 159


NATIONALUM 30SEP2025 210 PE
Delta: -0.41
Vega: 0.12
Theta: -0.18
Gamma: 0.05
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 2.55 -1.1 27.35 1,324 -79 1,049
21 Sept 211.60 3.45 -0.15 31.52 985 20 1,130
18 Sept 213.80 3.55 -0.5 36.23 1,218 94 1,120
14 Sept 218.30 2.7 -1.55 32.61 1,747 132 973
17 Aug 187.58 25.1 3.3 43.64 6 6 16


For National Aluminium Co Ltd - strike price 210 expiring on 30SEP2025

Delta for 210 PE is -0.41

Historical price for 210 PE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 2.55, which was -1.1 lower than the previous day. The implied volatity was 27.35, the open interest changed by -79 which decreased total open position to 1049


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 3.45, which was -0.15 lower than the previous day. The implied volatity was 31.52, the open interest changed by 20 which increased total open position to 1130


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 3.55, which was -0.5 lower than the previous day. The implied volatity was 36.23, the open interest changed by 94 which increased total open position to 1120


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 2.7, which was -1.55 lower than the previous day. The implied volatity was 32.61, the open interest changed by 132 which increased total open position to 973


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 25.1, which was 3.3 higher than the previous day. The implied volatity was 43.64, the open interest changed by 6 which increased total open position to 16