TATASTEEL option chain today, 23 Oct 2026: max pain 180, PCR 0.54, call wall 200, put wall 180
As of Friday 23 October 2026, from the exchange's official end-of-day F&O file.
Next TATASTEEL expiry: Tuesday 27 October 2026; the one after: Monday 23 November 2026. From the exchange's F&O contract list.
TATASTEEL closed at 167.66. For the 27 October 2026 expiry the biggest call open interest is at 200 and the biggest put open interest at 180; put-call ratio 0.54, max pain 180.
The at-the-money straddle (167.5 call + put) settled at 4.05: on 23 October 2026 the options were priced for a move of about ±₹4.05 (±2.42 %) by the 27 October 2026 expiry. That is what the options cost, not a forecast.
Settle prices around the money
Settle price = the exchange's official end-of-day price of each option. OI = open interest, the number of option units still open; change = since the previous day.
| Call settle OI · change | Strike | Put settle OI · change |
|---|---|---|
| 11.92 OI 5.2 L · −16.5K | 155 | 0.04 OI 30.1 L · +27.5K |
| 10.28 OI 0 · 0 | 157.5 | 0.10 OI 4.4 L · +1.4 L |
| 7.06 OI 4.0 L · −1.3 L | 160 | 0.23 OI 25.0 L · −1.3 L |
| 4.86 OI 2.2 L · +41.2K | 162.5 | 0.51 OI 8.9 L · +13.8K |
| 3.01 OI 11.9 L · +7.2 L | 165 | 1.14 OI 21.5 L · −6.8 L |
| 1.73 OI 22.5 L · +13.9 L | 167.5 at the money | 2.32 OI 12.3 L · −12.3 L |
| 1.06 OI 78.1 L · +40.0 L | 170 | 4.16 OI 30.6 L · −15.6 L |
| 0.59 OI 27.8 L · −4.1 L | 172.5 | 6.20 OI 39.4 L · −7.0 L |
| 0.33 OI 71.4 L · −25.5 L | 175 | 8.42 OI 52.9 L · −9.7 L |
| 0.19 OI 41.4 L · −7.5 L | 177.5 | 10.78 OI 40.0 L · −1.5 L |
| 0.14 OI 79.8 L · −23.6 L | 180 | 13.47 OI 62.6 L · −7.8 L |
Biggest open interest added
- 170 call: +40.0 L
- 167.5 call: +13.9 L
- 165 call: +7.2 L
- 157.5 put: +1.4 L
- 150 put: +1.0 L
Biggest open interest cut
- 175 call: −25.5 L
- 180 call: −23.6 L
- 190 call: −23.6 L
- 170 put: −15.6 L
- 185 call: −14.3 L
The at-the-money straddle (167.5 call + put) settled at 12.28: on 23 October 2026 the options were priced for a move of about ±₹12.28 (±7.32 %) by the 23 November 2026 expiry. That is what the options cost, not a forecast.
Settle prices around the money
Settle price = the exchange's official end-of-day price of each option. OI = open interest, the number of option units still open; change = since the previous day.
| Call settle OI · change | Strike | Put settle OI · change |
|---|---|---|
| 14.73 OI 3.0 L · +2.7 L | 155 | 1.79 OI 6.3 L · +82.5K |
| 12.82 OI 82.5K · +82.5K | 157.5 | 2.37 OI 1.8 L · +85.2K |
| 10.91 OI 12.9 L · +5.2 L | 160 | 3.04 OI 27.4 L · +3.8 L |
| 9.24 OI 3.3 L · +3.2 L | 162.5 | 3.80 OI 5.2 L · +3.5 L |
| 7.71 OI 10.8 L · +6.3 L | 165 | 4.83 OI 13.6 L · +5.4 L |
| 6.42 OI 7.0 L · +5.4 L | 167.5 at the money | 5.86 OI 7.9 L · +3.3 L |
| 5.26 OI 37.8 L · +24.8 L | 170 | 7.21 OI 37.3 L · +17.9 L |
| 4.24 OI 7.4 L · +2.2 L | 172.5 | 8.63 OI 4.6 L · +99.0K |
| 3.35 OI 40.2 L · +9.1 L | 175 | 10.29 OI 27.0 L · +1.3 L |
| 2.63 OI 6.7 L · +46.8K | 177.5 | 11.94 OI 1.7 L · +49.5K |
| 2.05 OI 38.6 L · +3.5 L | 180 | 13.97 OI 22.5 L · +3.2 L |
Biggest open interest added
- 170 call: +24.8 L
- 170 put: +17.9 L
- 175 call: +9.1 L
- 165 call: +6.3 L
- 165 put: +5.4 L
Biggest open interest cut
- 200 call: −9.0 L
- 205 call: −1.3 L
- 210 call: −1.1 L
- 197.5 call: −68.8K
- 220 call: −35.8K
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The last sessions
TATASTEEL futures: open interest, rollover and build-up →
What this page cannot tell you. Open interest shows where positions are open, not who holds them or which side opened them. Walls and max pain often move as expiry nears.
Quick questions
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