# PERSISTENT gamma exposure, walls and max pain

Canonical: https://squawkflow.com/india/stocks/persistent

PERSISTENT levels for the session of 16 Oct 2026, from the 15 Oct 2026 close of 5,840: call wall 6,000, put wall 5,700, gamma flip 5,647 (the close sat above it), max pain 5,800 for the 27 Oct 2026 expiry, put/call OI ratio 0.80, net GEX ₹10.3 cr per 1% move. The PERSISTENT gamma exposure by strike chart, the strike by expiry heatmap and the wall migration across archived sessions are at https://squawkflow.com/india/stocks/persistent, updated after each NSE end-of-day file.

Source: NSE end-of-day data, 15 Oct 2026. End of day, not live. Not investment advice.

## Levels for the next session

| Level | Value |
| --- | --- |
| Close | 5,840 (15 Oct 2026) |
| Call wall | 6,000 |
| Put wall | 5,700 |
| Gamma flip | 5,647 |
| Net GEX, Dealers long calls, short puts | ₹10.3 cr per 1% move |
| Net GEX, Option writers short every option | -₹82.2 cr per 1% move |
| Max pain, 27 Oct 2026 expiry | 5,800 |
| PCR (OI), all expiries | 0.80 |
| PCR (OI), nearest expiry | 0.81 |
| Lot size (nearest expiry) | 125 |

## Expiries

| Expiry | Days | Lot | Call OI | Put OI | PCR | Max pain |
| --- | --- | --- | --- | --- | --- | --- |
| Tue 27 Oct 2026 | 12 | 125 | 21,72,500 | 17,54,500 | 0.81 | 5,800 |
| Mon 23 Nov 2026 | 39 | 125 | 65,125 | 34,875 | 0.54 | 5,700 |
| Tue 29 Dec 2026 | 75 | 125 | 1,000 | 0 | 0.00 | no open interest yet |

## By strike (within 5% of the close)

GEX in ₹ crore per 1% move. OI and OI change in units.

| Strike | Call OI | Put OI | Call OI chg | Put OI chg | Call GEX | Put GEX | Net GEX |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 5,600 | 67,375 | 1,28,750 | -3,375 | +14,375 | ₹1.7 cr | -₹3.3 cr | -₹1.6 cr |
| 5,700 | 67,000 | 2,61,375 | +4,625 | +1,44,625 | ₹1.9 cr | -₹7.3 cr | -₹5.4 cr |
| 5,800 | 2,04,875 | 2,05,125 | +1,08,375 | +45,000 | ₹6 cr | -₹5.9 cr | ₹0.03 cr |
| 5,900 | 2,25,125 | 1,29,375 | +1,09,250 | +30,250 | ₹6.4 cr | -₹3.7 cr | ₹2.7 cr |
| 6,000 | 4,00,375 | 1,00,000 | +1,22,250 | +22,125 | ₹10.3 cr | -₹2.6 cr | ₹7.7 cr |
| 6,100 | 2,33,500 | 29,000 | +76,375 | +5,375 | ₹5.5 cr | -₹0.68 cr | ₹4.8 cr |

## Recent sessions

| Date | Close | Call wall | Put wall | Gamma flip | Max pain | PCR |
| --- | --- | --- | --- | --- | --- | --- |
| 15 Oct 2026 | 5,840 | 6,000 | 5,700 | 5,647 | 5,800 | 0.80 |
| 14 Oct 2026 | 5,897.96 | 6,000 | 5,800 | 5,546 | 5,700 | 0.77 |
| 13 Oct 2026 | 5,988.8 | 6,000 | 5,800 | 5,620 | 5,700 | 0.87 |
| 12 Oct 2026 | 5,786.93 | 6,000 | 5,700 | 5,510 | 5,600 | 0.88 |
| 9 Oct 2026 | 5,768.36 | 6,000 | 5,600 | 5,485 | 5,600 | 0.90 |
| 8 Oct 2026 | 5,467.99 | 5,600 | 5,300 | 5,195 | 5,400 | 0.77 |
| 7 Oct 2026 | 5,506.89 | 5,500 | 5,300 | 5,162 | 5,400 | 0.73 |
| 6 Oct 2026 | 5,520.97 | 5,500 | 5,300 | 5,138 | 5,400 | 0.74 |

## Method

Implied volatility from settlement prices, carry from put-call parity, risk-free rate 5.5%. 90 contracts used, 0 skipped (no solvable volatility), 0 expiring on the trade date left out. Full method: https://squawkflow.com/india/method