Banknifty analysis for 18 sept 2025

let’s break this down step by step using the OI Data, Change in OI, and Chart patterns for BankNifty (Spot 55,493, +0.63%).--

1. Option Chain & OI Analysis

Highest Put OI (Support zones):

55,000 PE → 14.14 L OI (Strongest support).

55,200–55,300 PE (2.7–3.4 L OI each) also adding cushion.

Highest Call OI (Resistance zones):

56,000 CE → 13.75 L OI (Strongest resistance).

55,500 CE → 8.44 L OI (Immediate resistance).

OI Change:

Puts gained fresh OI at 55200–55400, meaning traders are writing puts here = support base forming.

Calls added at 55500–55600, meaning strong supply zone overhead.

PCR (Put/Call Ratio): ~1.1–1.2 → slightly bullish but not overextended.---

2. Chart (Price Action)

BankNifty spot at 55,493.

Just below Immediate resistance zone = 55,540–55,600 (dotted levels on chart).

Supports visible at:

55,143 (first support).

54,852 (secondary support).

Candles show a strong rally from 54,067 → now testing resistance supply zone.--

3. Major Levels

Support: 55,000 (major OI + psychological) and 55,143.

Resistance: 55,540–55,600 (supply + max CE OI).--

4. Intraday Trade Setup (with Minimal Stop-loss)

Since VIX = 10.25 (very low) → moves will be controlled and option premiums will decay faster. Best to scalp near levels.

✅ Long Setup (Bullish Trade):

Entry: If price sustains above 55,550 with volume & candle close.

Target: 55,750–55,800.

Stop-loss: 55,450 (just below breakout level).

❌ Short Setup (Bearish Trade):

Entry: If price rejects 55,540–55,600 zone with a bearish candle.

Target: 55,200–55,000.

Stop-loss: 55,620.---

📌 Summary:

Support zone: 55,000–55,150.

Resistance zone: 55,540–55,600.

Perfect intraday trade: Sell near 55,550 resistance if rejection candle forms (tight SL 70 pts). Or Buy above 55,550 breakout (SL 100 pts).

Thanks

Banknifty analysis