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Historical option data for TATAPOWER

25 Jun 2026 02:45 PM IST
TATAPOWER 30-Jun-2026 (5d) 420 CE
Delta: 0.03
Vega: 0
Theta: -0.11
Gamma: 0.0049
Date Close Ltp Change IV Volume OI Chg OI
25 Jun 390.25 0.2 -0.15 (-42.86%) 32.3 883 -190 2,847
24 Jun 393.10 0.3 -0.35 (-53.85%) 30.45 1,632 4 3,095
23 Jun 398.30 0.65 -0.9 (-58.06%) 26.92 2,249 -105 3,091
22 Jun 405.95 1.45 -0.25 (-14.71%) 23.85 4,312 25 3,197
19 Jun 402.35 1.65 -0.3 (-15.38%) 24.39 2,473 22 3,166
18 Jun 402.90 1.95 0 (0.00%) 24.64 4,993 175 3,142
17 Jun 401.50 1.95 -0.05 (-2.50%) 25.06 3,552 -67 2,972
16 Jun 402.25 1.9 -1 (-34.48%) 23.71 2,764 36 3,039
15 Jun 404.10 2.95 1.5 (103.45%) 25.95 8,535 76 2,987
12 Jun 393.55 1.35 0.1 (8.00%) 23.18 3,020 128 2,912
11 Jun 390.25 1.25 -0.75 (-37.50%) 24.65 4,232 -107 2,783
10 Jun 394.75 1.8 -0.95 (-34.55%) 24.04 4,496 133 2,880
9 Jun 398.65 2.65 -1.5 (-36.14%) 24.65 2,725 208 2,749
8 Jun 404.20 4.15 -1.9 (-31.40%) 24.51 2,323 156 2,552
5 Jun 409.20 5.95 -1.2 (-16.78%) 22.89 2,679 224 2,393
4 Jun 410.80 7.35 -0.55 (-6.96%) 23.81 2,308 -82 2,168
3 Jun 411.75 7.9 -1.25 (-13.66%) 23.77 2,907 367 2,258
2 Jun 414.90 8.95 -1.9 (-17.51%) 23.33 3,141 152 1,890
1 Jun 419.50 10.5 -2.15 (-17.00%) 21.44 2,669 172 1,745
29 May 420.75 13.1 -2.65 (-16.83%) 21.99 2,522 -78 1,572
27 May 425.80 16.25 2.75 (20.37%) 20.21 5,757 -317 1,669
26 May 420.95 13.5 3.75 (38.46%) 22.7 9,042 594 1,993
25 May 413.55 9.75 0.65 (7.14%) 21.72 2,815 375 1,401
22 May 408.90 9 -0.3 (-3.23%) 23.95 1,689 463 1,028
21 May 410.50 9.35 -2.65 (-22.08%) 22.77 435 57 565
20 May 413.50 11.8 -1.2 (-9.23%) 24.41 502 140 508
19 May 415.00 13 4 (44.44%) 25.96 823 38 355
18 May 404.35 8.4 -1.6 (-16.00%) 24.9 313 42 317
15 May 407.00 9.75 -1.05 (-9.72%) 24.3 182 47 275
14 May 407.85 10.85 0.3 (2.84%) 25.31 113 19 227
13 May 404.45 10.6 -8.4 (-44.21%) 0 612 150 208
12 May 418.40 18.85 -12.85 (-40.54%) 0 137 55 57
11 May 433.20 31.7 0 (0.00%) 0 0 0 2
8 May 436.00 31.7 -2.3 (-6.76%) 30.03 1 0 1
7 May 439.25 34 0 (0.00%) - 0 0 1
6 May 443.25 34 0 (0.00%) 27.37 0 0 1
5 May 442.65 34 22.9 (206.31%) 27.37 1 0 0
4 May 441.40 0 0 - 0 0 0
30 Apr 444.55 0 0 - 0 0 0
29 Apr 451.50 0 0 - 0 0 0
28 Apr 461.80 0 0 - 0 0 0
27 Apr 453.20 0 0 - 0 0 0
24 Apr 435.00 0 0 - 0 0 0
23 Apr 430.30 0 0 - 0 0 0
22 Apr 436.05 - - - 0 0 0
21 Apr 436.05 - - - 0 0 0
20 Apr 433.60 - - - 0 0 0
17 Apr 427.60 - - - 0 0 0
16 Apr 426.60 0 0 - 0 0 0
15 Apr 421.85 0 0 - 0 0 0
13 Apr 409.55 - - - 0 0 0
10 Apr 399.35 0 0 (0.00%) 1.96 0 0 0
9 Apr 394.70 11.1 0 (0.00%) 2.61 0 0 0
8 Apr 394.95 11.1 0 (0.00%) 2.64 0 0 0
7 Apr 387.70 11.1 0 (0.00%) 4.49 0 0 0
6 Apr 383.85 11.1 0 (0.00%) 4.5 0 0 0
2 Apr 385.00 11.1 0 (0.00%) 3.67 0 0 0


For Tata Power Co Ltd - strike price 420 expiring on 30JUN2026

Delta for 420 CE is 0.03

Historical price for 420 CE is as follows

On 25 Jun TATAPOWER was trading at 390.25. The strike last trading price was 0.2, which was -0.15 lower than the previous day. The implied volatity was 32.3, the open interest changed by -190 which decreased total open position to 2847


On 24 Jun TATAPOWER was trading at 393.10. The strike last trading price was 0.3, which was -0.35 lower than the previous day. The implied volatity was 30.45, the open interest changed by 4 which increased total open position to 3095


On 23 Jun TATAPOWER was trading at 398.30. The strike last trading price was 0.65, which was -0.9 lower than the previous day. The implied volatity was 26.92, the open interest changed by -105 which decreased total open position to 3091


On 22 Jun TATAPOWER was trading at 405.95. The strike last trading price was 1.45, which was -0.25 lower than the previous day. The implied volatity was 23.85, the open interest changed by 25 which increased total open position to 3197


On 19 Jun TATAPOWER was trading at 402.35. The strike last trading price was 1.65, which was -0.3 lower than the previous day. The implied volatity was 24.39, the open interest changed by 22 which increased total open position to 3166


On 18 Jun TATAPOWER was trading at 402.90. The strike last trading price was 1.95, which was 0 lower than the previous day. The implied volatity was 24.64, the open interest changed by 175 which increased total open position to 3142


On 17 Jun TATAPOWER was trading at 401.50. The strike last trading price was 1.95, which was -0.05 lower than the previous day. The implied volatity was 25.06, the open interest changed by -67 which decreased total open position to 2972


On 16 Jun TATAPOWER was trading at 402.25. The strike last trading price was 1.9, which was -1 lower than the previous day. The implied volatity was 23.71, the open interest changed by 36 which increased total open position to 3039


On 15 Jun TATAPOWER was trading at 404.10. The strike last trading price was 2.95, which was 1.5 higher than the previous day. The implied volatity was 25.95, the open interest changed by 76 which increased total open position to 2987


On 12 Jun TATAPOWER was trading at 393.55. The strike last trading price was 1.35, which was 0.1 higher than the previous day. The implied volatity was 23.18, the open interest changed by 128 which increased total open position to 2912


On 11 Jun TATAPOWER was trading at 390.25. The strike last trading price was 1.25, which was -0.75 lower than the previous day. The implied volatity was 24.65, the open interest changed by -107 which decreased total open position to 2783


On 10 Jun TATAPOWER was trading at 394.75. The strike last trading price was 1.8, which was -0.95 lower than the previous day. The implied volatity was 24.04, the open interest changed by 133 which increased total open position to 2880


On 9 Jun TATAPOWER was trading at 398.65. The strike last trading price was 2.65, which was -1.5 lower than the previous day. The implied volatity was 24.65, the open interest changed by 208 which increased total open position to 2749


On 8 Jun TATAPOWER was trading at 404.20. The strike last trading price was 4.15, which was -1.9 lower than the previous day. The implied volatity was 24.51, the open interest changed by 156 which increased total open position to 2552


On 5 Jun TATAPOWER was trading at 409.20. The strike last trading price was 5.95, which was -1.2 lower than the previous day. The implied volatity was 22.89, the open interest changed by 224 which increased total open position to 2393


On 4 Jun TATAPOWER was trading at 410.80. The strike last trading price was 7.35, which was -0.55 lower than the previous day. The implied volatity was 23.81, the open interest changed by -82 which decreased total open position to 2168


On 3 Jun TATAPOWER was trading at 411.75. The strike last trading price was 7.9, which was -1.25 lower than the previous day. The implied volatity was 23.77, the open interest changed by 367 which increased total open position to 2258


On 2 Jun TATAPOWER was trading at 414.90. The strike last trading price was 8.95, which was -1.9 lower than the previous day. The implied volatity was 23.33, the open interest changed by 152 which increased total open position to 1890


On 1 Jun TATAPOWER was trading at 419.50. The strike last trading price was 10.5, which was -2.15 lower than the previous day. The implied volatity was 21.44, the open interest changed by 172 which increased total open position to 1745


On 29 May TATAPOWER was trading at 420.75. The strike last trading price was 13.1, which was -2.65 lower than the previous day. The implied volatity was 21.99, the open interest changed by -78 which decreased total open position to 1572


On 27 May TATAPOWER was trading at 425.80. The strike last trading price was 16.25, which was 2.75 higher than the previous day. The implied volatity was 20.21, the open interest changed by -317 which decreased total open position to 1669


On 26 May TATAPOWER was trading at 420.95. The strike last trading price was 13.5, which was 3.75 higher than the previous day. The implied volatity was 22.7, the open interest changed by 594 which increased total open position to 1993


On 25 May TATAPOWER was trading at 413.55. The strike last trading price was 9.75, which was 0.65 higher than the previous day. The implied volatity was 21.72, the open interest changed by 375 which increased total open position to 1401


On 22 May TATAPOWER was trading at 408.90. The strike last trading price was 9, which was -0.3 lower than the previous day. The implied volatity was 23.95, the open interest changed by 463 which increased total open position to 1028


On 21 May TATAPOWER was trading at 410.50. The strike last trading price was 9.35, which was -2.65 lower than the previous day. The implied volatity was 22.77, the open interest changed by 57 which increased total open position to 565


On 20 May TATAPOWER was trading at 413.50. The strike last trading price was 11.8, which was -1.2 lower than the previous day. The implied volatity was 24.41, the open interest changed by 140 which increased total open position to 508


On 19 May TATAPOWER was trading at 415.00. The strike last trading price was 13, which was 4 higher than the previous day. The implied volatity was 25.96, the open interest changed by 38 which increased total open position to 355


On 18 May TATAPOWER was trading at 404.35. The strike last trading price was 8.4, which was -1.6 lower than the previous day. The implied volatity was 24.9, the open interest changed by 42 which increased total open position to 317


On 15 May TATAPOWER was trading at 407.00. The strike last trading price was 9.75, which was -1.05 lower than the previous day. The implied volatity was 24.3, the open interest changed by 47 which increased total open position to 275


On 14 May TATAPOWER was trading at 407.85. The strike last trading price was 10.85, which was 0.3 higher than the previous day. The implied volatity was 25.31, the open interest changed by 19 which increased total open position to 227


On 13 May TATAPOWER was trading at 404.45. The strike last trading price was 10.6, which was -8.4 lower than the previous day. The implied volatity was 0, the open interest changed by 150 which increased total open position to 208


On 12 May TATAPOWER was trading at 418.40. The strike last trading price was 18.85, which was -12.85 lower than the previous day. The implied volatity was 0, the open interest changed by 55 which increased total open position to 57


On 11 May TATAPOWER was trading at 433.20. The strike last trading price was 31.7, which was 0 lower than the previous day. The implied volatity was 0, the open interest changed by 0 which decreased total open position to 2


On 8 May TATAPOWER was trading at 436.00. The strike last trading price was 31.7, which was -2.3 lower than the previous day. The implied volatity was 30.03, the open interest changed by 0 which decreased total open position to 1


On 7 May TATAPOWER was trading at 439.25. The strike last trading price was 34, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1


On 6 May TATAPOWER was trading at 443.25. The strike last trading price was 34, which was 0 lower than the previous day. The implied volatity was 27.37, the open interest changed by 0 which decreased total open position to 1


On 5 May TATAPOWER was trading at 442.65. The strike last trading price was 34, which was 22.9 higher than the previous day. The implied volatity was 27.37, the open interest changed by 0 which decreased total open position to 0


On 4 May TATAPOWER was trading at 441.40. The strike last trading price was 0, 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


On 30 Apr TATAPOWER was trading at 444.55. The strike last trading price was 0, 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


On 29 Apr TATAPOWER was trading at 451.50. The strike last trading price was 0, 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


On 28 Apr TATAPOWER was trading at 461.80. The strike last trading price was 0, 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


On 27 Apr TATAPOWER was trading at 453.20. The strike last trading price was 0, 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


On 24 Apr TATAPOWER was trading at 435.00. The strike last trading price was 0, 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


On 23 Apr TATAPOWER was trading at 430.30. The strike last trading price was 0, 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


On 22 Apr TATAPOWER was trading at 436.05. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 21 Apr TATAPOWER was trading at 436.05. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 20 Apr TATAPOWER was trading at 433.60. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 17 Apr TATAPOWER was trading at 427.60. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 16 Apr TATAPOWER was trading at 426.60. The strike last trading price was 0, 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


On 15 Apr TATAPOWER was trading at 421.85. The strike last trading price was 0, 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


On 13 Apr TATAPOWER was trading at 409.55. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 10 Apr TATAPOWER was trading at 399.35. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 1.96, the open interest changed by 0 which decreased total open position to 0


On 9 Apr TATAPOWER was trading at 394.70. The strike last trading price was 11.1, which was 0 lower than the previous day. The implied volatity was 2.61, the open interest changed by 0 which decreased total open position to 0


On 8 Apr TATAPOWER was trading at 394.95. The strike last trading price was 11.1, which was 0 lower than the previous day. The implied volatity was 2.64, the open interest changed by 0 which decreased total open position to 0


On 7 Apr TATAPOWER was trading at 387.70. The strike last trading price was 11.1, which was 0 lower than the previous day. The implied volatity was 4.49, the open interest changed by 0 which decreased total open position to 0


On 6 Apr TATAPOWER was trading at 383.85. The strike last trading price was 11.1, which was 0 lower than the previous day. The implied volatity was 4.5, the open interest changed by 0 which decreased total open position to 0


On 2 Apr TATAPOWER was trading at 385.00. The strike last trading price was 11.1, which was 0 lower than the previous day. The implied volatity was 3.67, the open interest changed by 0 which decreased total open position to 0


TATAPOWER 30-Jun-2026 (5d) 420 PE
Delta: -0.95
Vega: 0
Theta: -0.1
Gamma: 0.00623
Date Close Ltp Change IV Volume OI Chg OI
25 Jun 390.25 28.9 1.9 (7.04%) 34.87 211 -126 734
24 Jun 393.10 27.2 4 (17.24%) 31.39 17 -10 860
23 Jun 398.30 23.2 5.25 (29.25%) 33.94 134 -39 871
22 Jun 405.95 18.5 -2.5 (-11.90%) 41.36 103 -30 911
19 Jun 402.35 20.45 0.45 (2.25%) 36.21 74 -10 941
18 Jun 402.90 19.8 -1.4 (-6.60%) 31.49 64 7 951
17 Jun 401.50 21.25 0.25 (1.19%) 31.03 48 1 943
16 Jun 402.25 21.65 2.65 (13.95%) 33.43 74 -5 942
15 Jun 404.10 19.9 -8.1 (-28.93%) 31.23 161 -33 947
12 Jun 393.55 27.45 -4.8 (-14.88%) 29.8 49 -3 980
11 Jun 390.25 31.65 3.55 (12.63%) 35.71 174 -46 983
10 Jun 394.75 28.15 4.2 (17.54%) 31.5 316 -215 1,030
9 Jun 398.65 24.55 4.35 (21.53%) 27.97 68 -6 1,245
8 Jun 404.20 20.7 4.65 (28.97%) 28.19 101 -3 1,251
5 Jun 409.20 16.3 1.25 (8.31%) 25.23 182 -13 1,254
4 Jun 410.80 14.75 0 (0.00%) 24.12 215 -6 1,267
3 Jun 411.75 14.75 2.05 (16.14%) 24.24 512 -34 1,274
2 Jun 414.90 13.1 1.25 (10.55%) 23.85 1,483 -18 1,308
1 Jun 419.50 12 1.8 (17.65%) 26.1 1,721 -10 1,329
29 May 420.75 9.8 1.4 (16.67%) 23.36 1,944 5 1,338
27 May 425.80 7.55 -3.45 (-31.36%) 23.03 1,946 142 1,329
26 May 420.95 10.9 -4.1 (-27.33%) 23.92 2,667 520 1,187
25 May 413.55 14.8 -3.9 (-20.86%) 24.73 329 75 667
22 May 408.90 18.65 0.95 (5.37%) 25.73 554 346 592
21 May 410.50 17.7 0.1 (0.57%) 26.08 50 18 246
20 May 413.50 17.4 0.3 (1.75%) 27.49 106 9 228
19 May 415.00 17.5 -5.7 (-24.57%) 28.18 161 96 220
18 May 404.35 23.2 1.9 (8.92%) 29.36 26 23 124
15 May 407.00 21.3 0 (0.00%) 27.5 2 0 102
14 May 407.85 21.3 -2.65 (-11.06%) 27.24 15 5 102
13 May 404.45 24.05 6.9 (40.23%) 0 47 7 96
12 May 418.40 16.9 5.9 (53.64%) 0 36 8 89
11 May 433.20 11 1.1 (11.11%) 0 20 7 87
8 May 436.00 9.9 0.6 (6.45%) 28.16 9 5 79
7 May 439.25 9.3 0.8 (9.41%) 27.8 9 6 73
6 May 443.25 8.5 -1.85 (-17.87%) 28.16 12 3 65
5 May 442.65 10.35 0.35 (3.50%) 28.82 15 3 62
4 May 441.40 10 1 (11.11%) 29.1 17 7 59
30 Apr 444.55 8.85 1 (12.74%) 28.35 26 -1 51
29 Apr 451.50 7.9 2 (33.90%) 28.86 38 14 51
28 Apr 461.80 5.9 -1.15 (-16.31%) 28.83 10 8 36
27 Apr 453.20 7.05 -5.9 (-45.56%) 28.39 28 2 27
24 Apr 435.00 12.95 -0.05 (-0.38%) 26.3 4 2 25
23 Apr 430.30 12.95 -31.85 (-71.09%) 26.77 32 23 23
22 Apr 436.05 - - - 0 0 0
21 Apr 436.05 - - - 0 0 0
20 Apr 433.60 - - - 0 0 0
17 Apr 427.60 - - - 0 0 0
16 Apr 426.60 0 0 - 0 0 0
15 Apr 421.85 0 0 - 0 0 0
13 Apr 409.55 - - - 0 0 0
10 Apr 399.35 0 0 (0.00%) - 0 0 0
9 Apr 394.70 0 0 (0.00%) - 0 0 0
8 Apr 394.95 0 0 (0.00%) - 0 0 0
7 Apr 387.70 0 0 (0.00%) - 0 0 0
6 Apr 383.85 0 0 (0.00%) - 0 0 0
2 Apr 385.00 0 0 (0.00%) - 0 0 0


For Tata Power Co Ltd - strike price 420 expiring on 30JUN2026

Delta for 420 PE is -0.95

Historical price for 420 PE is as follows

On 25 Jun TATAPOWER was trading at 390.25. The strike last trading price was 28.9, which was 1.9 higher than the previous day. The implied volatity was 34.87, the open interest changed by -126 which decreased total open position to 734


On 24 Jun TATAPOWER was trading at 393.10. The strike last trading price was 27.2, which was 4 higher than the previous day. The implied volatity was 31.39, the open interest changed by -10 which decreased total open position to 860


On 23 Jun TATAPOWER was trading at 398.30. The strike last trading price was 23.2, which was 5.25 higher than the previous day. The implied volatity was 33.94, the open interest changed by -39 which decreased total open position to 871


On 22 Jun TATAPOWER was trading at 405.95. The strike last trading price was 18.5, which was -2.5 lower than the previous day. The implied volatity was 41.36, the open interest changed by -30 which decreased total open position to 911


On 19 Jun TATAPOWER was trading at 402.35. The strike last trading price was 20.45, which was 0.45 higher than the previous day. The implied volatity was 36.21, the open interest changed by -10 which decreased total open position to 941


On 18 Jun TATAPOWER was trading at 402.90. The strike last trading price was 19.8, which was -1.4 lower than the previous day. The implied volatity was 31.49, the open interest changed by 7 which increased total open position to 951


On 17 Jun TATAPOWER was trading at 401.50. The strike last trading price was 21.25, which was 0.25 higher than the previous day. The implied volatity was 31.03, the open interest changed by 1 which increased total open position to 943


On 16 Jun TATAPOWER was trading at 402.25. The strike last trading price was 21.65, which was 2.65 higher than the previous day. The implied volatity was 33.43, the open interest changed by -5 which decreased total open position to 942


On 15 Jun TATAPOWER was trading at 404.10. The strike last trading price was 19.9, which was -8.1 lower than the previous day. The implied volatity was 31.23, the open interest changed by -33 which decreased total open position to 947


On 12 Jun TATAPOWER was trading at 393.55. The strike last trading price was 27.45, which was -4.8 lower than the previous day. The implied volatity was 29.8, the open interest changed by -3 which decreased total open position to 980


On 11 Jun TATAPOWER was trading at 390.25. The strike last trading price was 31.65, which was 3.55 higher than the previous day. The implied volatity was 35.71, the open interest changed by -46 which decreased total open position to 983


On 10 Jun TATAPOWER was trading at 394.75. The strike last trading price was 28.15, which was 4.2 higher than the previous day. The implied volatity was 31.5, the open interest changed by -215 which decreased total open position to 1030


On 9 Jun TATAPOWER was trading at 398.65. The strike last trading price was 24.55, which was 4.35 higher than the previous day. The implied volatity was 27.97, the open interest changed by -6 which decreased total open position to 1245


On 8 Jun TATAPOWER was trading at 404.20. The strike last trading price was 20.7, which was 4.65 higher than the previous day. The implied volatity was 28.19, the open interest changed by -3 which decreased total open position to 1251


On 5 Jun TATAPOWER was trading at 409.20. The strike last trading price was 16.3, which was 1.25 higher than the previous day. The implied volatity was 25.23, the open interest changed by -13 which decreased total open position to 1254


On 4 Jun TATAPOWER was trading at 410.80. The strike last trading price was 14.75, which was 0 lower than the previous day. The implied volatity was 24.12, the open interest changed by -6 which decreased total open position to 1267


On 3 Jun TATAPOWER was trading at 411.75. The strike last trading price was 14.75, which was 2.05 higher than the previous day. The implied volatity was 24.24, the open interest changed by -34 which decreased total open position to 1274


On 2 Jun TATAPOWER was trading at 414.90. The strike last trading price was 13.1, which was 1.25 higher than the previous day. The implied volatity was 23.85, the open interest changed by -18 which decreased total open position to 1308


On 1 Jun TATAPOWER was trading at 419.50. The strike last trading price was 12, which was 1.8 higher than the previous day. The implied volatity was 26.1, the open interest changed by -10 which decreased total open position to 1329


On 29 May TATAPOWER was trading at 420.75. The strike last trading price was 9.8, which was 1.4 higher than the previous day. The implied volatity was 23.36, the open interest changed by 5 which increased total open position to 1338


On 27 May TATAPOWER was trading at 425.80. The strike last trading price was 7.55, which was -3.45 lower than the previous day. The implied volatity was 23.03, the open interest changed by 142 which increased total open position to 1329


On 26 May TATAPOWER was trading at 420.95. The strike last trading price was 10.9, which was -4.1 lower than the previous day. The implied volatity was 23.92, the open interest changed by 520 which increased total open position to 1187


On 25 May TATAPOWER was trading at 413.55. The strike last trading price was 14.8, which was -3.9 lower than the previous day. The implied volatity was 24.73, the open interest changed by 75 which increased total open position to 667


On 22 May TATAPOWER was trading at 408.90. The strike last trading price was 18.65, which was 0.95 higher than the previous day. The implied volatity was 25.73, the open interest changed by 346 which increased total open position to 592


On 21 May TATAPOWER was trading at 410.50. The strike last trading price was 17.7, which was 0.1 higher than the previous day. The implied volatity was 26.08, the open interest changed by 18 which increased total open position to 246


On 20 May TATAPOWER was trading at 413.50. The strike last trading price was 17.4, which was 0.3 higher than the previous day. The implied volatity was 27.49, the open interest changed by 9 which increased total open position to 228


On 19 May TATAPOWER was trading at 415.00. The strike last trading price was 17.5, which was -5.7 lower than the previous day. The implied volatity was 28.18, the open interest changed by 96 which increased total open position to 220


On 18 May TATAPOWER was trading at 404.35. The strike last trading price was 23.2, which was 1.9 higher than the previous day. The implied volatity was 29.36, the open interest changed by 23 which increased total open position to 124


On 15 May TATAPOWER was trading at 407.00. The strike last trading price was 21.3, which was 0 lower than the previous day. The implied volatity was 27.5, the open interest changed by 0 which decreased total open position to 102


On 14 May TATAPOWER was trading at 407.85. The strike last trading price was 21.3, which was -2.65 lower than the previous day. The implied volatity was 27.24, the open interest changed by 5 which increased total open position to 102


On 13 May TATAPOWER was trading at 404.45. The strike last trading price was 24.05, which was 6.9 higher than the previous day. The implied volatity was 0, the open interest changed by 7 which increased total open position to 96


On 12 May TATAPOWER was trading at 418.40. The strike last trading price was 16.9, which was 5.9 higher than the previous day. The implied volatity was 0, the open interest changed by 8 which increased total open position to 89


On 11 May TATAPOWER was trading at 433.20. The strike last trading price was 11, which was 1.1 higher than the previous day. The implied volatity was 0, the open interest changed by 7 which increased total open position to 87


On 8 May TATAPOWER was trading at 436.00. The strike last trading price was 9.9, which was 0.6 higher than the previous day. The implied volatity was 28.16, the open interest changed by 5 which increased total open position to 79


On 7 May TATAPOWER was trading at 439.25. The strike last trading price was 9.3, which was 0.8 higher than the previous day. The implied volatity was 27.8, the open interest changed by 6 which increased total open position to 73


On 6 May TATAPOWER was trading at 443.25. The strike last trading price was 8.5, which was -1.85 lower than the previous day. The implied volatity was 28.16, the open interest changed by 3 which increased total open position to 65


On 5 May TATAPOWER was trading at 442.65. The strike last trading price was 10.35, which was 0.35 higher than the previous day. The implied volatity was 28.82, the open interest changed by 3 which increased total open position to 62


On 4 May TATAPOWER was trading at 441.40. The strike last trading price was 10, which was 1 higher than the previous day. The implied volatity was 29.1, the open interest changed by 7 which increased total open position to 59


On 30 Apr TATAPOWER was trading at 444.55. The strike last trading price was 8.85, which was 1 higher than the previous day. The implied volatity was 28.35, the open interest changed by -1 which decreased total open position to 51


On 29 Apr TATAPOWER was trading at 451.50. The strike last trading price was 7.9, which was 2 higher than the previous day. The implied volatity was 28.86, the open interest changed by 14 which increased total open position to 51


On 28 Apr TATAPOWER was trading at 461.80. The strike last trading price was 5.9, which was -1.15 lower than the previous day. The implied volatity was 28.83, the open interest changed by 8 which increased total open position to 36


On 27 Apr TATAPOWER was trading at 453.20. The strike last trading price was 7.05, which was -5.9 lower than the previous day. The implied volatity was 28.39, the open interest changed by 2 which increased total open position to 27


On 24 Apr TATAPOWER was trading at 435.00. The strike last trading price was 12.95, which was -0.05 lower than the previous day. The implied volatity was 26.3, the open interest changed by 2 which increased total open position to 25


On 23 Apr TATAPOWER was trading at 430.30. The strike last trading price was 12.95, which was -31.85 lower than the previous day. The implied volatity was 26.77, the open interest changed by 23 which increased total open position to 23


On 22 Apr TATAPOWER was trading at 436.05. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 21 Apr TATAPOWER was trading at 436.05. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 20 Apr TATAPOWER was trading at 433.60. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 17 Apr TATAPOWER was trading at 427.60. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 16 Apr TATAPOWER was trading at 426.60. The strike last trading price was 0, 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


On 15 Apr TATAPOWER was trading at 421.85. The strike last trading price was 0, 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


On 13 Apr TATAPOWER was trading at 409.55. The strike last trading price was -, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 10 Apr TATAPOWER was trading at 399.35. The strike last trading price was 0, 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


On 9 Apr TATAPOWER was trading at 394.70. The strike last trading price was 0, 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


On 8 Apr TATAPOWER was trading at 394.95. The strike last trading price was 0, 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


On 7 Apr TATAPOWER was trading at 387.70. The strike last trading price was 0, 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


On 6 Apr TATAPOWER was trading at 383.85. The strike last trading price was 0, 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


On 2 Apr TATAPOWER was trading at 385.00. The strike last trading price was 0, 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