Historical option data for SRF
20 May 2026 04:10 PM IST
| SRF 26-May-2026 (5d) 2640 CE | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Delta: 0.42
Vega: 0.01
Theta: -2.91
Gamma: 0.00436
|
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| Date | Close | Ltp | Change | IV | Volume | OI Chg | OI | |||||||||
| 20 May | 2613.30 | 26.6 | -11.4 (-30.00%) | 25.95 | 485 | 2 | 232 | |||||||||
| 19 May | 2637.20 | 39.85 | -3.15 (-7.33%) | 28.43 | 389 | -6 | 231 | |||||||||
| 18 May | 2639.90 | 43.95 | -54.05 (-55.15%) | 25.69 | 660 | 107 | 239 | |||||||||
| 15 May | 2689.50 | 97.95 | -0.05 (-0.05%) | - | 0 | 0 | 132 | |||||||||
| 14 May | 2729.40 | 97.95 | -0.05 (-0.05%) | 0 | 0 | 0 | 132 | |||||||||
| 13 May | 2695.20 | 97.95 | -19.05 (-16.28%) | 0 | 21 | 0 | 132 | |||||||||
| 12 May | 2721.20 | 118.45 | -56.55 (-32.31%) | 0 | 21 | 0 | 132 | |||||||||
| 11 May | 2798.50 | 175.75 | 12.75 (7.82%) | 0 | 35 | -10 | 135 | |||||||||
| 8 May | 2780.80 | 162.25 | -4 (-2.41%) | 27.25 | 51 | -17 | 148 | |||||||||
| 7 May | 2771.30 | 169 | 36 (27.07%) | 30.47 | 311 | -103 | 172 | |||||||||
| 6 May | 2719.60 | 138.65 | 88.55 (176.75%) | 33.3 | 10,248 | 208 | 276 | |||||||||
| 5 May | 2522.80 | 53 | -9.95 (-15.81%) | 37.33 | 279 | 39 | 64 | |||||||||
| 4 May | 2551.40 | 65.8 | 10.8 (19.64%) | 37.99 | 50 | 13 | 25 | |||||||||
| 30 Apr | 2518.60 | 55 | -6.35 (-10.35%) | 36.77 | 34 | 5 | 17 | |||||||||
| 29 Apr | 2543.60 | 61.35 | -102.5 (-62.56%) | 35.05 | 31 | 12 | 12 | |||||||||
| 28 Apr | 2532.80 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 27 Apr | 2508.20 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 24 Apr | 2493.60 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 23 Apr | 2542.40 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 22 Apr | 2492.80 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 21 Apr | 2471.00 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 20 Apr | 2465.10 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 17 Apr | 2494.50 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 16 Apr | 2504.00 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 15 Apr | 2500.50 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 13 Apr | 2443.20 | 0 | 0 | - | 0 | 0 | 0 | |||||||||
| 10 Apr | 2473.40 | 0 | 0 (0.00%) | 4.63 | 0 | 0 | 0 | |||||||||
| 9 Apr | 2399.80 | 163.85 | 0 (0.00%) | 5.84 | 0 | 0 | 0 | |||||||||
| 8 Apr | 2435.10 | 163.85 | 0 (0.00%) | 4.67 | 0 | 0 | 0 | |||||||||
| 7 Apr | 2396.00 | 163.85 | 0 (0.00%) | 5.7 | 0 | 0 | 0 | |||||||||
| 6 Apr | 2433.80 | 163.85 | 0 (0.00%) | 4.82 | 0 | 0 | 0 | |||||||||
| 2 Apr | 2416.10 | 163.85 | 0 (0.00%) | 4.86 | 0 | 0 | 0 | |||||||||
| 1 Apr | 2555.20 | 163.85 | 0 (0.00%) | 0.86 | 0 | 0 | 0 | |||||||||
| 30 Mar | 2438.00 | 0 | 0 (0.00%) | 4.02 | 0 | 0 | 0 | |||||||||
| 27 Mar | 2494.90 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 25 Mar | 2568.10 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 24 Mar | 2471.60 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 23 Mar | 2391.50 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 20 Mar | 2454.50 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 19 Mar | 2478.80 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 18 Mar | 2569.40 | 0 | 0 (0.00%) | 0.46 | 0 | 0 | 0 | |||||||||
| 17 Mar | 2498.00 | 0 | 0 (0.00%) | 2.15 | 0 | 0 | 0 | |||||||||
| 16 Mar | 2449.00 | 0 | 0 (0.00%) | 3.37 | 0 | 0 | 0 | |||||||||
| 13 Mar | 2499.70 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 12 Mar | 2626.30 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 11 Mar | 2488.70 | 0 | 0 (0.00%) | 2.23 | 0 | 0 | 0 | |||||||||
| 10 Mar | 2596.60 | 0 | 0 (0.00%) | 0.41 | 0 | 0 | 0 | |||||||||
| 9 Mar | 2552.40 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 6 Mar | 2622.70 | 0 | 0 (0.00%) | - | 0 | 0 | 0 | |||||||||
| 5 Mar | 2563.10 | 0 | 0 (0.00%) | 0.43 | 0 | 0 | 0 | |||||||||
| 4 Mar | 2536.60 | 0 | 0 (0.00%) | 0.96 | 0 | 0 | 0 | |||||||||
| 2 Mar | 2537.00 | 0 | 0 (0.00%) | 0.97 | 0 | 0 | 0 | |||||||||
| 27 Feb | 2562.20 | 0 | 0 (0.00%) | 0.31 | 0 | 0 | 0 | |||||||||
For Srf Ltd - strike price 2640 expiring on 26MAY2026
Delta for 2640 CE is 0.42
Historical price for 2640 CE is as follows
On 20 May SRF was trading at 2613.30. The strike last trading price was 26.6, which was -11.4 lower than the previous day. The implied volatity was 25.95, the open interest changed by 2 which increased total open position to 232
On 19 May SRF was trading at 2637.20. The strike last trading price was 39.85, which was -3.15 lower than the previous day. The implied volatity was 28.43, the open interest changed by -6 which decreased total open position to 231
On 18 May SRF was trading at 2639.90. The strike last trading price was 43.95, which was -54.05 lower than the previous day. The implied volatity was 25.69, the open interest changed by 107 which increased total open position to 239
On 15 May SRF was trading at 2689.50. The strike last trading price was 97.95, which was -0.05 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 132
On 14 May SRF was trading at 2729.40. The strike last trading price was 97.95, which was -0.05 lower than the previous day. The implied volatity was 0, the open interest changed by 0 which decreased total open position to 132
On 13 May SRF was trading at 2695.20. The strike last trading price was 97.95, which was -19.05 lower than the previous day. The implied volatity was 0, the open interest changed by 0 which decreased total open position to 132
On 12 May SRF was trading at 2721.20. The strike last trading price was 118.45, which was -56.55 lower than the previous day. The implied volatity was 0, the open interest changed by 0 which decreased total open position to 132
On 11 May SRF was trading at 2798.50. The strike last trading price was 175.75, which was 12.75 higher than the previous day. The implied volatity was 0, the open interest changed by -10 which decreased total open position to 135
On 8 May SRF was trading at 2780.80. The strike last trading price was 162.25, which was -4 lower than the previous day. The implied volatity was 27.25, the open interest changed by -17 which decreased total open position to 148
On 7 May SRF was trading at 2771.30. The strike last trading price was 169, which was 36 higher than the previous day. The implied volatity was 30.47, the open interest changed by -103 which decreased total open position to 172
On 6 May SRF was trading at 2719.60. The strike last trading price was 138.65, which was 88.55 higher than the previous day. The implied volatity was 33.3, the open interest changed by 208 which increased total open position to 276
On 5 May SRF was trading at 2522.80. The strike last trading price was 53, which was -9.95 lower than the previous day. The implied volatity was 37.33, the open interest changed by 39 which increased total open position to 64
On 4 May SRF was trading at 2551.40. The strike last trading price was 65.8, which was 10.8 higher than the previous day. The implied volatity was 37.99, the open interest changed by 13 which increased total open position to 25
On 30 Apr SRF was trading at 2518.60. The strike last trading price was 55, which was -6.35 lower than the previous day. The implied volatity was 36.77, the open interest changed by 5 which increased total open position to 17
On 29 Apr SRF was trading at 2543.60. The strike last trading price was 61.35, which was -102.5 lower than the previous day. The implied volatity was 35.05, the open interest changed by 12 which increased total open position to 12
On 28 Apr SRF was trading at 2532.80. 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 SRF was trading at 2508.20. 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 SRF was trading at 2493.60. 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 23 Apr SRF was trading at 2542.40. 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 22 Apr SRF was trading at 2492.80. 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 21 Apr SRF was trading at 2471.00. 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 20 Apr SRF was trading at 2465.10. 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 17 Apr SRF was trading at 2494.50. 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 16 Apr SRF was trading at 2504.00. 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 15 Apr SRF was trading at 2500.50. 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 13 Apr SRF was trading at 2443.20. 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 10 Apr SRF was trading at 2473.40. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 4.63, the open interest changed by 0 which decreased total open position to 0
On 9 Apr SRF was trading at 2399.80. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 5.84, the open interest changed by 0 which decreased total open position to 0
On 8 Apr SRF was trading at 2435.10. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 4.67, the open interest changed by 0 which decreased total open position to 0
On 7 Apr SRF was trading at 2396.00. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 5.7, the open interest changed by 0 which decreased total open position to 0
On 6 Apr SRF was trading at 2433.80. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 4.82, the open interest changed by 0 which decreased total open position to 0
On 2 Apr SRF was trading at 2416.10. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 4.86, the open interest changed by 0 which decreased total open position to 0
On 1 Apr SRF was trading at 2555.20. The strike last trading price was 163.85, which was 0 lower than the previous day. The implied volatity was 0.86, the open interest changed by 0 which decreased total open position to 0
On 30 Mar SRF was trading at 2438.00. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 4.02, the open interest changed by 0 which decreased total open position to 0
On 27 Mar SRF was trading at 2494.90. 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 25 Mar SRF was trading at 2568.10. 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 Mar SRF was trading at 2471.60. 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 23 Mar SRF was trading at 2391.50. 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 20 Mar SRF was trading at 2454.50. 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 19 Mar SRF was trading at 2478.80. 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 18 Mar SRF was trading at 2569.40. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.46, the open interest changed by 0 which decreased total open position to 0
On 17 Mar SRF was trading at 2498.00. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.15, the open interest changed by 0 which decreased total open position to 0
On 16 Mar SRF was trading at 2449.00. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 3.37, the open interest changed by 0 which decreased total open position to 0
On 13 Mar SRF was trading at 2499.70. 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 12 Mar SRF was trading at 2626.30. 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 11 Mar SRF was trading at 2488.70. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 2.23, the open interest changed by 0 which decreased total open position to 0
On 10 Mar SRF was trading at 2596.60. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.41, the open interest changed by 0 which decreased total open position to 0
On 9 Mar SRF was trading at 2552.40. 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 6 Mar SRF was trading at 2622.70. 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 5 Mar SRF was trading at 2563.10. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.43, the open interest changed by 0 which decreased total open position to 0
On 4 Mar SRF was trading at 2536.60. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.96, the open interest changed by 0 which decreased total open position to 0
On 2 Mar SRF was trading at 2537.00. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.97, the open interest changed by 0 which decreased total open position to 0
On 27 Feb SRF was trading at 2562.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.31, the open interest changed by 0 which decreased total open position to 0
| SRF 26-May-2026 (5d) 2640 PE | |||||||
|---|---|---|---|---|---|---|---|
|
Delta: -0.61
Vega: 0.01
Theta: -1.93
Gamma: 0.00536
|
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| Date | Close | Ltp | Change | IV | Volume | OI Chg | OI |
| 20 May | 2613.30 | 40 | 3.6 (9.89%) | 20.81 | 340 | -38 | 209 |
| 19 May | 2637.20 | 36.6 | -5.25 (-12.54%) | 22.82 | 236 | 28 | 246 |
| 18 May | 2639.90 | 41.15 | 13.85 (50.73%) | 29.39 | 288 | -29 | 219 |
| 15 May | 2689.50 | 27.2 | 7.95 (41.30%) | 26.5 | 88 | -24 | 251 |
| 14 May | 2729.40 | 18.5 | -11.05 (-37.39%) | 26.9 | 248 | -49 | 277 |
| 13 May | 2695.20 | 29 | 2.85 (10.90%) | 0 | 343 | 34 | 326 |
| 12 May | 2721.20 | 23.55 | 8.45 (55.96%) | 0 | 409 | -110 | 293 |
| 11 May | 2798.50 | 15.15 | -4.75 (-23.87%) | 0 | 394 | 102 | 403 |
| 8 May | 2780.80 | 20 | -2.6 (-11.50%) | 28.8 | 302 | -37 | 301 |
| 7 May | 2771.30 | 20.25 | -17.15 (-45.86%) | 28.36 | 749 | -81 | 342 |
| 6 May | 2719.60 | 33.75 | -92.85 (-73.34%) | 28.07 | 4,820 | 436 | 437 |
| 5 May | 2522.80 | 126.6 | 126.6 | - | 0 | 0 | 1 |
| 4 May | 2551.40 | 126.6 | 126.6 | - | 0 | 0 | 1 |
| 30 Apr | 2518.60 | 126.6 | 126.6 (-28.39%) | 26.62 | 0 | 0 | 1 |
| 29 Apr | 2543.60 | 126.6 | -50.2 (-28.39%) | 26.62 | 1 | 0 | 0 |
| 28 Apr | 2532.80 | 0 | 0 | - | 0 | 0 | 0 |
| 27 Apr | 2508.20 | 0 | 0 | - | 0 | 0 | 0 |
| 24 Apr | 2493.60 | 0 | 0 | - | 0 | 0 | 0 |
| 23 Apr | 2542.40 | 0 | 0 | - | 0 | 0 | 0 |
| 22 Apr | 2492.80 | 0 | 0 | - | 0 | 0 | 0 |
| 21 Apr | 2471.00 | 0 | 0 | - | 0 | 0 | 0 |
| 20 Apr | 2465.10 | 0 | 0 | - | 0 | 0 | 0 |
| 17 Apr | 2494.50 | 0 | 0 | - | 0 | 0 | 0 |
| 16 Apr | 2504.00 | 0 | 0 | - | 0 | 0 | 0 |
| 15 Apr | 2500.50 | 0 | 0 | - | 0 | 0 | 0 |
| 13 Apr | 2443.20 | 0 | 0 | - | 0 | 0 | 0 |
| 10 Apr | 2473.40 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 9 Apr | 2399.80 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 8 Apr | 2435.10 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 7 Apr | 2396.00 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 6 Apr | 2433.80 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 2 Apr | 2416.10 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 1 Apr | 2555.20 | 176.8 | 0 (0.00%) | - | 0 | 0 | 0 |
| 30 Mar | 2438.00 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 27 Mar | 2494.90 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 25 Mar | 2568.10 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 24 Mar | 2471.60 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 23 Mar | 2391.50 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 20 Mar | 2454.50 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 19 Mar | 2478.80 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 18 Mar | 2569.40 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 17 Mar | 2498.00 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 16 Mar | 2449.00 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 13 Mar | 2499.70 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 12 Mar | 2626.30 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 11 Mar | 2488.70 | 0 | 0 (0.00%) | 0.3 | 0 | 0 | 0 |
| 10 Mar | 2596.60 | 0 | 0 (0.00%) | 0.23 | 0 | 0 | 0 |
| 9 Mar | 2552.40 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 6 Mar | 2622.70 | 0 | 0 (0.00%) | 0.96 | 0 | 0 | 0 |
| 5 Mar | 2563.10 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 4 Mar | 2536.60 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 2 Mar | 2537.00 | 0 | 0 (0.00%) | - | 0 | 0 | 0 |
| 27 Feb | 2562.20 | 0 | 0 (0.00%) | 0.16 | 0 | 0 | 0 |
For Srf Ltd - strike price 2640 expiring on 26MAY2026
Delta for 2640 PE is -0.61
Historical price for 2640 PE is as follows
On 20 May SRF was trading at 2613.30. The strike last trading price was 40, which was 3.6 higher than the previous day. The implied volatity was 20.81, the open interest changed by -38 which decreased total open position to 209
On 19 May SRF was trading at 2637.20. The strike last trading price was 36.6, which was -5.25 lower than the previous day. The implied volatity was 22.82, the open interest changed by 28 which increased total open position to 246
On 18 May SRF was trading at 2639.90. The strike last trading price was 41.15, which was 13.85 higher than the previous day. The implied volatity was 29.39, the open interest changed by -29 which decreased total open position to 219
On 15 May SRF was trading at 2689.50. The strike last trading price was 27.2, which was 7.95 higher than the previous day. The implied volatity was 26.5, the open interest changed by -24 which decreased total open position to 251
On 14 May SRF was trading at 2729.40. The strike last trading price was 18.5, which was -11.05 lower than the previous day. The implied volatity was 26.9, the open interest changed by -49 which decreased total open position to 277
On 13 May SRF was trading at 2695.20. The strike last trading price was 29, which was 2.85 higher than the previous day. The implied volatity was 0, the open interest changed by 34 which increased total open position to 326
On 12 May SRF was trading at 2721.20. The strike last trading price was 23.55, which was 8.45 higher than the previous day. The implied volatity was 0, the open interest changed by -110 which decreased total open position to 293
On 11 May SRF was trading at 2798.50. The strike last trading price was 15.15, which was -4.75 lower than the previous day. The implied volatity was 0, the open interest changed by 102 which increased total open position to 403
On 8 May SRF was trading at 2780.80. The strike last trading price was 20, which was -2.6 lower than the previous day. The implied volatity was 28.8, the open interest changed by -37 which decreased total open position to 301
On 7 May SRF was trading at 2771.30. The strike last trading price was 20.25, which was -17.15 lower than the previous day. The implied volatity was 28.36, the open interest changed by -81 which decreased total open position to 342
On 6 May SRF was trading at 2719.60. The strike last trading price was 33.75, which was -92.85 lower than the previous day. The implied volatity was 28.07, the open interest changed by 436 which increased total open position to 437
On 5 May SRF was trading at 2522.80. The strike last trading price was 126.6, which was 126.6 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1
On 4 May SRF was trading at 2551.40. The strike last trading price was 126.6, which was 126.6 higher than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 1
On 30 Apr SRF was trading at 2518.60. The strike last trading price was 126.6, which was 126.6 higher than the previous day. The implied volatity was 26.62, the open interest changed by 0 which decreased total open position to 1
On 29 Apr SRF was trading at 2543.60. The strike last trading price was 126.6, which was -50.2 lower than the previous day. The implied volatity was 26.62, the open interest changed by 0 which decreased total open position to 0
On 28 Apr SRF was trading at 2532.80. 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 SRF was trading at 2508.20. 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 SRF was trading at 2493.60. 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 23 Apr SRF was trading at 2542.40. 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 22 Apr SRF was trading at 2492.80. 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 21 Apr SRF was trading at 2471.00. 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 20 Apr SRF was trading at 2465.10. 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 17 Apr SRF was trading at 2494.50. 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 16 Apr SRF was trading at 2504.00. 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 15 Apr SRF was trading at 2500.50. 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 13 Apr SRF was trading at 2443.20. 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 10 Apr SRF was trading at 2473.40. 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 9 Apr SRF was trading at 2399.80. The strike last trading price was 176.8, 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 SRF was trading at 2435.10. The strike last trading price was 176.8, 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 SRF was trading at 2396.00. The strike last trading price was 176.8, 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 SRF was trading at 2433.80. The strike last trading price was 176.8, 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 SRF was trading at 2416.10. The strike last trading price was 176.8, 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 1 Apr SRF was trading at 2555.20. The strike last trading price was 176.8, 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 Mar SRF was trading at 2438.00. 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 27 Mar SRF was trading at 2494.90. 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 25 Mar SRF was trading at 2568.10. 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 Mar SRF was trading at 2471.60. 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 23 Mar SRF was trading at 2391.50. 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 20 Mar SRF was trading at 2454.50. 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 19 Mar SRF was trading at 2478.80. 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 18 Mar SRF was trading at 2569.40. 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 17 Mar SRF was trading at 2498.00. 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 16 Mar SRF was trading at 2449.00. 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 13 Mar SRF was trading at 2499.70. 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 12 Mar SRF was trading at 2626.30. 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 11 Mar SRF was trading at 2488.70. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.3, the open interest changed by 0 which decreased total open position to 0
On 10 Mar SRF was trading at 2596.60. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.23, the open interest changed by 0 which decreased total open position to 0
On 9 Mar SRF was trading at 2552.40. 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 6 Mar SRF was trading at 2622.70. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.96, the open interest changed by 0 which decreased total open position to 0
On 5 Mar SRF was trading at 2563.10. 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 4 Mar SRF was trading at 2536.60. 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 2 Mar SRF was trading at 2537.00. 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 27 Feb SRF was trading at 2562.20. The strike last trading price was 0, which was 0 lower than the previous day. The implied volatity was 0.16, the open interest changed by 0 which decreased total open position to 0
