[--[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 195 CE
Delta: 0.91
Vega: 0.05
Theta: -0.18
Gamma: 0.01
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 17.35 -0.3 41.80 40 -14 229
21 Sept 211.60 17.7 -0.4 30.45 43 -8 243
18 Sept 213.80 18 0.5 - 39 4 253
14 Sept 218.30 22.2 3.3 - 33 -2 258
17 Aug 187.58 3.95 -1.25 23.44 1 0 11


For National Aluminium Co Ltd - strike price 195 expiring on 30SEP2025

Delta for 195 CE is 0.91

Historical price for 195 CE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 17.35, which was -0.3 lower than the previous day. The implied volatity was 41.80, the open interest changed by -14 which decreased total open position to 229


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 17.7, which was -0.4 lower than the previous day. The implied volatity was 30.45, the open interest changed by -8 which decreased total open position to 243


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 18, which was 0.5 higher than the previous day. The implied volatity was -, the open interest changed by 4 which increased total open position to 253


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 22.2, which was 3.3 higher than the previous day. The implied volatity was -, the open interest changed by -2 which decreased total open position to 258


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 3.95, which was -1.25 lower than the previous day. The implied volatity was 23.44, the open interest changed by 0 which decreased total open position to 11


NATIONALUM 30SEP2025 195 PE
Delta: -0.06
Vega: 0.04
Theta: -0.08
Gamma: 0.01
Date Close Ltp Change IV Volume Change OI OI
22 Sept 210.94 0.3 -0.35 36.60 374 -22 487
21 Sept 211.60 0.65 0 38.76 141 33 499
18 Sept 213.80 0.6 -0.15 39.28 223 -34 475
14 Sept 218.30 0.6 -0.3 36.94 449 46 574
17 Aug 187.58 19.95 0 - 0 0 0


For National Aluminium Co Ltd - strike price 195 expiring on 30SEP2025

Delta for 195 PE is -0.06

Historical price for 195 PE is as follows

On 22 Sept NATIONALUM was trading at 210.94. The strike last trading price was 0.3, which was -0.35 lower than the previous day. The implied volatity was 36.60, the open interest changed by -22 which decreased total open position to 487


On 21 Sept NATIONALUM was trading at 211.60. The strike last trading price was 0.65, which was 0 lower than the previous day. The implied volatity was 38.76, the open interest changed by 33 which increased total open position to 499


On 18 Sept NATIONALUM was trading at 213.80. The strike last trading price was 0.6, which was -0.15 lower than the previous day. The implied volatity was 39.28, the open interest changed by -34 which decreased total open position to 475


On 14 Sept NATIONALUM was trading at 218.30. The strike last trading price was 0.6, which was -0.3 lower than the previous day. The implied volatity was 36.94, the open interest changed by 46 which increased total open position to 574


On 17 Aug NATIONALUM was trading at 187.58. The strike last trading price was 19.95, 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