[--[65.84.65.76]--]
TATASTEEL
Tata Steel Limited

171.39 -0.09 (-0.05%)

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Historical option data for TATASTEEL

21 Sep 2025 04:13 PM IST
TATASTEEL 30SEP2025 185 CE
Delta: 0.07
Vega: 0.04
Theta: -0.05
Gamma: 0.02
Date Close Ltp Change IV Volume Change OI OI
21 Sept 171.48 0.25 -0.05 27.03 555 76 1,586
14 Sept 169.78 0.3 0 24.97 791 29 1,686
17 Aug 155.30 0.3 -0.1 26.37 10 2 11


For Tata Steel Limited - strike price 185 expiring on 30SEP2025

Delta for 185 CE is 0.07

Historical price for 185 CE is as follows

On 21 Sept TATASTEEL was trading at 171.48. The strike last trading price was 0.25, which was -0.05 lower than the previous day. The implied volatity was 27.03, the open interest changed by 76 which increased total open position to 1586


On 14 Sept TATASTEEL was trading at 169.78. The strike last trading price was 0.3, which was 0 lower than the previous day. The implied volatity was 24.97, the open interest changed by 29 which increased total open position to 1686


On 17 Aug TATASTEEL was trading at 155.30. The strike last trading price was 0.3, which was -0.1 lower than the previous day. The implied volatity was 26.37, the open interest changed by 2 which increased total open position to 11


TATASTEEL 30SEP2025 185 PE
Delta: -0.87
Vega: 0.06
Theta: -0.05
Gamma: 0.02
Date Close Ltp Change IV Volume Change OI OI
21 Sept 171.48 13.1 0.45 34.48 6 2 128
14 Sept 169.78 14.75 -0.65 23.76 16 3 125
17 Aug 155.30 27.4 1.25 28.62 28 0 6


For Tata Steel Limited - strike price 185 expiring on 30SEP2025

Delta for 185 PE is -0.87

Historical price for 185 PE is as follows

On 21 Sept TATASTEEL was trading at 171.48. The strike last trading price was 13.1, which was 0.45 higher than the previous day. The implied volatity was 34.48, the open interest changed by 2 which increased total open position to 128


On 14 Sept TATASTEEL was trading at 169.78. The strike last trading price was 14.75, which was -0.65 lower than the previous day. The implied volatity was 23.76, the open interest changed by 3 which increased total open position to 125


On 17 Aug TATASTEEL was trading at 155.30. The strike last trading price was 27.4, which was 1.25 higher than the previous day. The implied volatity was 28.62, the open interest changed by 0 which decreased total open position to 6