What the option chain shows
GIFT Nifty is trading at −0.004% (−0.9 points) in the pre-market window, holding almost exactly at Friday's close levels as the final week of the September series unfolds. The prior session (Friday) saw Nifty close 75.63 points higher, a 0.325% gain, while Sensex moved in the opposite direction, declining 19.32 points (−0.026%). That divergence—one index advancing while the other retreated—sets an uneven tone heading into expiry week.
India VIX remains contained at 11.39, reflecting low volatility expectations despite the calendar proximity to series close. With only 1 day remaining until Nifty contract expiry and 3 days for Sensex, traders are navigating the final squeeze before rollover. The 5-day average daily move stands at 226.41 points for Nifty and 734.2 points for Sensex, establishing the scale of intraday swings participants should monitor as expiry mechanics come into play.
Bias and readiness
Nifty's chart support sits at 23,292.28, with resistance at 23,394.83—a tight 102-point band that frames potential trade boundaries early in the session. The options chain shows OI support building at the 23,300 strike (Addition activity), while 24,000 resistance also saw fresh positioning added. This dual buildup across support and resistance suggests market-makers are bracing for either directional thrust or pin-action as expiry approaches.
Sensex presents a wider picture, with chart support at 74,150.47 and resistance at 74,583.95. OI support at 68,000 and resistance at 74,500 both showed Addition, indicating fresh hedges and new shorts/longs being layered into key levels. The 74,500 resistance level overlaps closely with the chart resistance zone, which may act as a pivot for intraday momentum tests.
Levels to watch
The flat GIFT open masks an interesting asymmetry: Nifty's upside from Friday against Sensex's weakness suggests sector rotation or large-cap divergence was at play. Expiry week tends to compress ranges as index participants square positions, but the OI additions across both support and resistance for both indices indicate fresh conviction entering the week rather than outright liquidation. Watch how the morning cash open respects or breaks these charted zones—both indices are setting up for intraday volatility despite the calm pre-market read.