TATATECH

Tata Technologies Limited

646.65 -13.60 (-2.06%)

L: 645 H: 664.75

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Historical option data for TATATECH
14 Jan 2026 04:13 PM IST

Strike Price

Expiry

Ltp Ltp OI Open Interest (OI) OI Chg Change Open Interest Volume Volume IV IV

Call
Put

Per Lot

TATATECH 27-JAN-2026 665 CE
Delta: 0.33 Vega: 0.44 Theta: -0.51 Gamma: 0.01
Date	Close	Ltp	Change	IV	Volume	OI Chg	OI
14 Jan	646.65	6.85 ₹ 5,480	-7.85 -6280.00	26.38	276 2,20,800	68 54,400	180 1,44,000
13 Jan	660.25	14.75 ₹ 11,800	3.4 2720.00	31.01	206 1,64,800	2 1,600	112 89,600

12 Jan	652.70	11.3 ₹ 9,040	-0.5 -400.00	30.02	135 1,08,000	19 15,200	112 89,600
9 Jan	652.75	11.4 ₹ 9,120	-5 -4000.00	26.95	258 2,06,400	22 17,600	95 76,000
8 Jan	661.65	16.05 ₹ 12,840	-15.55 -12440.00	26.49	96 76,800	15 12,000	75 60,000
7 Jan	683.50	30.8 ₹ 24,640	21.55 17240.00	28.16	401 3,20,800	28 22,400	61 48,800
6 Jan	649.15	9.25 ₹ 7,400	-0.95 -760.00	23	25 20,000	0 0	29 23,200
5 Jan	651.05	10.3 ₹ 8,240	-2.6 -2080.00	23.31	93 74,400	14 11,200	30 24,000
2 Jan	655.95	12.85 ₹ 10,280	4.35 3480.00	21.25	36 28,800	16 12,800	18 14,400
1 Jan	644.25	8.5 ₹ 6,800	-2.55 -2040.00	22.01	2 1,600	0 0	0 0
31 Dec	643.00	11.05 ₹ 8,840	0 0.00	2.95	0 0	0 0	0 0

For Tata Technologies Limited - strike price 665 expiring on 27JAN2026

Delta for 665 CE is 0.33

Historical price for 665 CE is as follows

On 14 Jan TATATECH was trading at 646.65. The strike last trading price was 6.85, which was -7.85 lower than the previous day. The implied volatity was 26.38, the open interest changed by 68 which increased total open position to 180

On 13 Jan TATATECH was trading at 660.25. The strike last trading price was 14.75, which was 3.4 higher than the previous day. The implied volatity was 31.01, the open interest changed by 2 which increased total open position to 112

On 12 Jan TATATECH was trading at 652.70. The strike last trading price was 11.3, which was -0.5 lower than the previous day. The implied volatity was 30.02, the open interest changed by 19 which increased total open position to 112

On 9 Jan TATATECH was trading at 652.75. The strike last trading price was 11.4, which was -5 lower than the previous day. The implied volatity was 26.95, the open interest changed by 22 which increased total open position to 95

On 8 Jan TATATECH was trading at 661.65. The strike last trading price was 16.05, which was -15.55 lower than the previous day. The implied volatity was 26.49, the open interest changed by 15 which increased total open position to 75

On 7 Jan TATATECH was trading at 683.50. The strike last trading price was 30.8, which was 21.55 higher than the previous day. The implied volatity was 28.16, the open interest changed by 28 which increased total open position to 61

On 6 Jan TATATECH was trading at 649.15. The strike last trading price was 9.25, which was -0.95 lower than the previous day. The implied volatity was 23, the open interest changed by 0 which decreased total open position to 29

On 5 Jan TATATECH was trading at 651.05. The strike last trading price was 10.3, which was -2.6 lower than the previous day. The implied volatity was 23.31, the open interest changed by 14 which increased total open position to 30

On 2 Jan TATATECH was trading at 655.95. The strike last trading price was 12.85, which was 4.35 higher than the previous day. The implied volatity was 21.25, the open interest changed by 16 which increased total open position to 18

On 1 Jan TATATECH was trading at 644.25. The strike last trading price was 8.5, which was -2.55 lower than the previous day. The implied volatity was 22.01, the open interest changed by 0 which decreased total open position to 0

On 31 Dec TATATECH was trading at 643.00. The strike last trading price was 11.05, which was 0 lower than the previous day. The implied volatity was 2.95, the open interest changed by 0 which decreased total open position to 0

TATATECH 27JAN2026 665 PE
Delta: -0.62 Vega: 0.47 Theta: -0.53 Gamma: 0.01
Date	Close	Ltp	Change	IV	Volume	OI Chg	OI
14 Jan	646.65	26.25 ₹ 21,000	9.85 7880.00	35.95	14 11,200	-2 -1,600	74 59,200
13 Jan	660.25	16.55 ₹ 13,240	-3.6 -2880.00	29.45	43 34,400	2 1,600	77 61,600
12 Jan	652.70	20.15 ₹ 16,120	-2.3 -1840.00	27.05	4 3,200	1 800	76 60,800
9 Jan	652.75	23.2 ₹ 18,560	4.95 3960.00	31.05	68 54,400	6 4,800	76 60,800
8 Jan	661.65	18.15 ₹ 14,520	8.8 7040.00	30.31	234 1,87,200	-5 -4,000	71 56,800
7 Jan	683.50	9.5 ₹ 7,600	-24.75 -19800.00	29.39	428 3,42,400	76 60,800	76 60,800
6 Jan	649.15	34.25 ₹ 27,400	0 0.00	-	0 0	0 0	0 0
5 Jan	651.05	34.25 ₹ 27,400	0 0.00	-	0 0	0 0	0 0
2 Jan	655.95	34.25 ₹ 27,400	0 0.00	-	0 0	0 0	0 0
1 Jan	644.25	34.25 ₹ 27,400	0 0.00	-	0 0	0 0	0 0
31 Dec	643.00	34.25 ₹ 27,400	0 0.00	-	0 0	0 0	0 0

For Tata Technologies Limited - strike price 665 expiring on 27JAN2026

Delta for 665 PE is -0.62

Historical price for 665 PE is as follows

On 14 Jan TATATECH was trading at 646.65. The strike last trading price was 26.25, which was 9.85 higher than the previous day. The implied volatity was 35.95, the open interest changed by -2 which decreased total open position to 74

On 13 Jan TATATECH was trading at 660.25. The strike last trading price was 16.55, which was -3.6 lower than the previous day. The implied volatity was 29.45, the open interest changed by 2 which increased total open position to 77

On 12 Jan TATATECH was trading at 652.70. The strike last trading price was 20.15, which was -2.3 lower than the previous day. The implied volatity was 27.05, the open interest changed by 1 which increased total open position to 76

On 9 Jan TATATECH was trading at 652.75. The strike last trading price was 23.2, which was 4.95 higher than the previous day. The implied volatity was 31.05, the open interest changed by 6 which increased total open position to 76

On 8 Jan TATATECH was trading at 661.65. The strike last trading price was 18.15, which was 8.8 higher than the previous day. The implied volatity was 30.31, the open interest changed by -5 which decreased total open position to 71

On 7 Jan TATATECH was trading at 683.50. The strike last trading price was 9.5, which was -24.75 lower than the previous day. The implied volatity was 29.39, the open interest changed by 76 which increased total open position to 76

On 6 Jan TATATECH was trading at 649.15. The strike last trading price was 34.25, 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 Jan TATATECH was trading at 651.05. The strike last trading price was 34.25, 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 Jan TATATECH was trading at 655.95. The strike last trading price was 34.25, 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 Jan TATATECH was trading at 644.25. The strike last trading price was 34.25, 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 31 Dec TATATECH was trading at 643.00. The strike last trading price was 34.25, 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

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