ICICIBANK gamma exposure, walls and max pain for 9 Oct 2026
Source: NSE end-of-day data, 8 Oct 2026. End of day, not live. Not investment advice.
ICICIBANK levels for the session of 9 Oct 2026, from the 8 Oct 2026 close of 1,350.74: call wall 1,340, put wall 1,350, gamma flip 1,269 (the close sat above it), max pain 1,340 for the 27 Oct 2026 expiry, put/call OI ratio 0.69, net GEX ₹99.7 cr per 1% move.
- Close
- 1,350.74
- 8 Oct 2026
- Call wall
- 1,340
- -0.80%
- Put wall
- 1,350
- -0.05%
- Gamma flip
- 1,269
- Max pain
- 1,340
- Tue 27 Oct 2026 expiry
- PCR (OI)
- 0.69
- nearest 0.68
- Net GEX
- ₹99.7 cr
- per 1% move
Sign convention on screen: Dealers long calls, short puts. Under the other reading (option writers short every option), net GEX is -₹382 cr per 1% move and there is no gamma flip. Why both are shown.
Gamma exposure by strike
Open interest and OI change by strike
| Strike | Call OI | Put OI | Call OI chg | Put OI chg | Call GEX | Put GEX | Net GEX |
|---|---|---|---|---|---|---|---|
| 1,290 | 2,18,400 | 3,71,700 | -25,900 | -42,700 | ₹1.5 cr | -₹2.5 cr | -₹1 cr |
| 1,300 | 17,94,100 | 22,26,700 | -63,700 | -1,98,100 | ₹13.6 cr | -₹16.6 cr | -₹3 cr |
| 1,310 | 8,50,500 | 8,93,200 | -49,700 | -64,400 | ₹7.3 cr | -₹7.6 cr | -₹0.34 cr |
| 1,320 | 9,64,600 | 13,91,600 | -1,12,000 | -47,600 | ₹9 cr | -₹13 cr | -₹4 cr |
| 1,330 | 6,02,700 | 9,45,700 | -66,500 | -1,04,300 | ₹6.1 cr | -₹9.6 cr | -₹3.5 cr |
| 1,340 | 43,12,000 | 13,81,100 | -83,300 | -1,06,400 | ₹46.5 cr | -₹14.9 cr | ₹31.6 cr |
| 1,350 | 27,21,600 | 18,41,000 | +1,94,600 | +23,100 | ₹29.9 cr | -₹20.3 cr | ₹9.6 cr |
| 1,360 | 26,03,300 | 9,96,800 | +44,800 | +1,02,200 | ₹28.7 cr | -₹11 cr | ₹17.7 cr |
| 1,370 | 17,41,600 | 2,66,000 | -16,800 | +40,600 | ₹18.9 cr | -₹2.9 cr | ₹16 cr |
| 1,380 | 10,87,800 | 3,81,500 | +1,42,100 | -30,100 | ₹11.3 cr | -₹4 cr | ₹7.3 cr |
| 1,390 | 12,41,800 | 1,82,700 | -10,500 | +12,600 | ₹12.1 cr | -₹1.8 cr | ₹10.3 cr |
| 1,400 | 33,36,200 | 14,14,700 | +2,53,400 | -2,800 | ₹28.7 cr | -₹12.3 cr | ₹16.4 cr |
| 1,410 | 3,22,000 | 15,400 | +60,200 | 0 | ₹2.5 cr | -₹0.12 cr | ₹2.4 cr |
Strike by expiry heatmap
| Strike | Tue 27 Oct 2026 | Mon 23 Nov 2026 |
|---|---|---|
| 1,450 | ₹2.6 | |
| 1,440 | ₹4.5 | ₹0.09 |
| 1,430 | ₹1.4 | |
| 1,420 | ₹2 | ₹0.06 |
| 1,410 | ₹2.4 | |
| 1,400 | ₹14.7 | ₹1.7 |
| 1,390 | ₹10.3 | |
| 1,380 | ₹7.3 | |
| 1,370 | ₹15.9 | |
| 1,360 | ₹17.4 | ₹0.3 |
| 1,350 | ₹9.5 | ₹0.16 |
| 1,340 | ₹31.6 | |
| 1,330 | -₹3.5 | |
| 1,320 | -₹3.9 | -₹0.07 |
| 1,310 | -₹0.27 | -₹0.07 |
| 1,300 | -₹2.3 | -₹0.73 |
| 1,290 | -₹0.89 | -₹0.12 |
| 1,280 | -₹6.1 | -₹0.39 |
| 1,270 | -₹0.28 | |
| 1,260 | -₹1.1 | |
| 1,250 | -₹1.2 | -₹0.07 |
Expiries
| Expiry | Days | Lot size | Call OI | Put OI | PCR | Max pain |
|---|---|---|---|---|---|---|
| Tue 27 Oct 2026 | 19 | 700 | 2,71,46,000 | 1,85,47,900 | 0.68 | 1,340 |
| Mon 23 Nov 2026 | 46 | 700 | 5,73,300 | 5,44,600 | 0.95 | 1,320 |
| Tue 29 Dec 2026 | 82 | 700 | 16,100 | 17,500 | 1.09 | 1,400 |
Wall migration
| Date | Close | Call wall | Put wall | Gamma flip | Max pain | PCR | Call OI chg | Put OI chg |
|---|---|---|---|---|---|---|---|---|
| 8 Oct 2026 | 1,350.74 | 1,340 | 1,350 | 1,269 | 1,340 | 0.69 | +3,07,300 | -5,64,900 |
| 7 Oct 2026 | 1,357.5 | 1,340 | 1,350 | 1,274 | 1,340 | 0.72 | +11,48,000 | +9,60,400 |
| 6 Oct 2026 | 1,342.8 | 1,340 | 1,300 | 1,269 | 1,340 | 0.71 | +34,91,600 | +3,99,000 |
Method
Implied volatility from settlement prices, carry from put-call parity, risk-free rate 5.5%. 134 contracts used, 2 skipped with no solvable volatility, 0 expiring on the trade date left out. GEX is in ₹ crore per 1% move. Full method and sign convention.
Archive: 3 sessions stored since 6 Oct 2026, free, no account.