HEROMOTOCO 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.
HEROMOTOCO levels for the session of 9 Oct 2026, from the 8 Oct 2026 close of 4,856.5: call wall 5,100, put wall 5,000, gamma flip 4,850 (the close sat above it), max pain 5,100 for the 27 Oct 2026 expiry, put/call OI ratio 0.60, net GEX ₹0.43 cr per 1% move.
- Close
- 4,856.5
- 8 Oct 2026
- Call wall
- 5,100
- +5.01%
- Put wall
- 5,000
- +2.95%
- Gamma flip
- 4,850
- Max pain
- 5,100
- Tue 27 Oct 2026 expiry
- PCR (OI)
- 0.60
- nearest 0.60
- Net GEX
- ₹0.43 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 -₹59.1 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 |
|---|---|---|---|---|---|---|---|
| 4,650 | 0 | 6,600 | 0 | +2,550 | ₹0 cr | -₹0.15 cr | -₹0.15 cr |
| 4,700 | 1,050 | 47,250 | 0 | -150 | ₹0.02 cr | -₹1.2 cr | -₹1.2 cr |
| 4,750 | 1,800 | 15,000 | +1,350 | 0 | ₹0.05 cr | -₹0.43 cr | -₹0.38 cr |
| 4,800 | 8,700 | 91,950 | +6,600 | +33,150 | ₹0.26 cr | -₹2.7 cr | -₹2.5 cr |
| 4,850 | 5,850 | 96,750 | +5,850 | +1,500 | ₹0.18 cr | -₹3 cr | -₹2.8 cr |
| 4,900 | 44,250 | 79,050 | +35,850 | +20,250 | ₹1.4 cr | -₹2.5 cr | -₹1.1 cr |
| 4,950 | 35,700 | 47,400 | +21,600 | -3,450 | ₹1.1 cr | -₹1.5 cr | -₹0.36 cr |
| 5,000 | 1,32,150 | 1,96,350 | +60,150 | -5,250 | ₹3.9 cr | -₹5.8 cr | -₹1.9 cr |
| 5,050 | 60,150 | 34,050 | +6,000 | -4,950 | ₹1.6 cr | -₹0.93 cr | ₹0.71 cr |
Strike by expiry heatmap
| Strike | Tue 27 Oct 2026 | Mon 23 Nov 2026 |
|---|---|---|
| 5,200 | ₹1.8 | |
| 5,150 | ₹0.52 | |
| 5,100 | ₹2.4 | ₹0.07 |
| 5,050 | ₹0.71 | |
| 5,000 | -₹1.8 | |
| 4,950 | -₹0.36 | |
| 4,900 | -₹1.1 | |
| 4,850 | -₹2.8 | |
| 4,800 | -₹2.4 | |
| 4,750 | -₹0.39 | |
| 4,700 | -₹1.2 | |
| 4,650 | -₹0.15 | |
| 4,600 | -₹0.77 | |
| 4,550 | -₹0.11 | |
| 4,500 | -₹1.7 |
Expiries
| Expiry | Days | Lot size | Call OI | Put OI | PCR | Max pain |
|---|---|---|---|---|---|---|
| Tue 27 Oct 2026 | 19 | 150 | 22,89,900 | 13,85,850 | 0.60 | 5,100 |
| Mon 23 Nov 2026 | 46 | 150 | 15,300 | 5,250 | 0.34 | 5,000 |
| Tue 29 Dec 2026 | 82 | 150 | 450 | 600 | 1.33 | 4,800 |
Wall migration
| Date | Close | Call wall | Put wall | Gamma flip | Max pain | PCR | Call OI chg | Put OI chg |
|---|---|---|---|---|---|---|---|---|
| 8 Oct 2026 | 4,856.5 | 5,100 | 5,000 | 4,850 | 5,100 | 0.60 | +1,38,750 | +48,450 |
| 7 Oct 2026 | 5,003.93 | 5,100 | 5,000 | 4,922 | 5,150 | 0.62 | +1,29,450 | +1,91,250 |
| 6 Oct 2026 | 5,075 | 5,300 | 5,100 | 4,877 | 5,200 | 0.56 | +1,07,400 | +46,800 |
Method
Implied volatility from settlement prices, carry from put-call parity, risk-free rate 5.5%. 100 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.