JIOFIN 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.
JIOFIN levels for the session of 9 Oct 2026, from the 8 Oct 2026 close of 211.02: call wall 220, put wall 210, gamma flip 207 (the close sat above it), max pain 225 for the 27 Oct 2026 expiry, put/call OI ratio 0.72, net GEX ₹5.3 cr per 1% move.
- Close
- 211.02
- 8 Oct 2026
- Call wall
- 220
- +4.26%
- Put wall
- 210
- -0.48%
- Gamma flip
- 207
- Max pain
- 225
- Tue 27 Oct 2026 expiry
- PCR (OI)
- 0.72
- nearest 0.74
- Net GEX
- ₹5.3 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 -₹103 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 |
|---|---|---|---|---|---|---|---|
| 202.5 | 2,350 | 4,74,700 | +2,350 | +72,850 | ₹0 cr | -₹0.44 cr | -₹0.44 cr |
| 205 | 4,13,600 | 16,00,350 | +77,550 | +86,950 | ₹0.42 cr | -₹1.6 cr | -₹1.2 cr |
| 207.5 | 2,93,750 | 5,31,100 | +2,93,750 | -1,71,550 | ₹0.32 cr | -₹0.58 cr | -₹0.26 cr |
| 210 | 31,44,300 | 74,18,950 | +9,42,350 | -11,18,600 | ₹3.4 cr | -₹8.2 cr | -₹4.8 cr |
| 212.5 | 15,34,550 | 8,34,250 | +3,71,300 | -23,500 | ₹1.8 cr | -₹0.95 cr | ₹0.8 cr |
| 215 | 34,56,850 | 52,66,350 | +4,20,650 | +4,46,500 | ₹3.9 cr | -₹5.9 cr | -₹2 cr |
| 217.5 | 15,93,300 | 35,60,250 | -2,350 | -58,750 | ₹1.7 cr | -₹3.8 cr | -₹2.1 cr |
| 220 | 1,21,30,700 | 76,42,200 | -1,01,050 | -3,31,350 | ₹11.8 cr | -₹7.5 cr | ₹4.3 cr |
Strike by expiry heatmap
| Strike | Tue 27 Oct 2026 | Mon 23 Nov 2026 |
|---|---|---|
| 227.5 | ₹0.28 | |
| 225 | ₹1.4 | ₹0.07 |
| 222.5 | ||
| 220 | ₹3.8 | ₹0.5 |
| 217.5 | -₹2.1 | |
| 215 | -₹2 | |
| 212.5 | ₹0.8 | |
| 210 | -₹4.9 | ₹0.05 |
| 207.5 | -₹0.26 | |
| 205 | -₹1.1 | -₹0.09 |
| 202.5 | -₹0.44 | |
| 200 | -₹1.8 | -₹0.2 |
| 197.5 | -₹0.1 | |
| 195 | -₹2.1 |
Expiries
| Expiry | Days | Lot size | Call OI | Put OI | PCR | Max pain |
|---|---|---|---|---|---|---|
| Tue 27 Oct 2026 | 19 | 2350 | 8,94,99,750 | 6,64,43,900 | 0.74 | 225 |
| Mon 23 Nov 2026 | 46 | 2350 | 54,40,250 | 16,61,450 | 0.30 | 220 |
| Tue 29 Dec 2026 | 82 | 2350 | 2,67,900 | 54,050 | 0.20 | 205 |
Wall migration
| Date | Close | Call wall | Put wall | Gamma flip | Max pain | PCR | Call OI chg | Put OI chg |
|---|---|---|---|---|---|---|---|---|
| 8 Oct 2026 | 211.02 | 220 | 210 | 207 | 225 | 0.72 | +26,08,500 | +8,64,800 |
| 7 Oct 2026 | 216.44 | 220 | 220 | 210 | 225 | 0.73 | +26,46,100 | -2,98,450 |
| 6 Oct 2026 | 217.88 | 230 | 220 | 211 | 225 | 0.75 | -37,17,700 | +16,92,000 |
Method
Implied volatility from settlement prices, carry from put-call parity, risk-free rate 5.5%. 120 contracts used, 0 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.