📊 Market Summary
The NIFTY index closed at 24,154.90, down 0.55% on 18 August 2026, reflecting a bearish bias among F&O stocks. Bank NIFTY also slipped 0.41% to 57,262.40. Among the ~200 actively traded F&O stocks, 53 advanced while 135 declined, with an average loss of 0.51%. The market saw more selling tails than buying tails, indicating pressure at higher prices.
🏆 Top Gainers & Losers
Top Gainers
- TIINDIA: +7.94% — Strong upward move with 33.2x volume and aggressive buying at lows.
- BOSCHLTD: +3.75% — Automobile sector strength with a trending upward session.
- MCX: +3.64% — Banking & Finance stock with moderate volume and buying interest.
- LTF: +3.21% — Banking & Finance sector showing positive momentum.
- IDEA: +2.77% — Telecom stock tested higher prices early and held gains with buying support.
Top Losers
- SBICARD: -4.17% — Banking & Finance stock saw heavy selling with 4.9x volume.
- INOXWIND: -4.13% — Infrastructure sector weakness reflected in this stock.
- OBEROIRLTY: -3.81% — Realty sector under pressure with notable volume.
- LODHA: -3.42% — Continued weakness in Realty sector.
- MPHASIS: -3.11% — IT sector stock declined amid broader tech weakness.
🏭 Sector Scorecard
| Sector | Average % Change | Stocks Count |
|---|---|---|
| Automobile | +0.67% | 15 |
| Chemicals | +0.53% | 5 |
| Pharmaceuticals | +0.26% | 16 |
| Energy & Oil | -0.03% | 17 |
| Cement | -0.17% | 5 |
| Telecom | -0.34% | 3 |
| Banking & Finance | -0.52% | 54 |
| FMCG | -0.71% | 14 |
| Infrastructure | -0.72% | 26 |
| Diversified | -0.76% | 35 |
| Metals & Mining | -0.92% | 10 |
| Realty | -1.62% | 6 |
| Information Technology | -2.03% | 12 |
💰 FII/DII Activity
As of 17 August 2026, Foreign Institutional Investors (FIIs) showed a bullish stance with a net long position of 446,389 contracts in futures and options combined. Domestic Institutional Investors (DIIs) held a net short position of 4,064,266 contracts, indicating selling pressure from domestic players. FIIs maintained a net long futures position of 357,2993 contracts, while DIIs were net short by 4,064,266 contracts in futures.
📰 News That Moved Markets
- Following smart money: The Economic Times highlighted where India's top investors are placing their bets next, signaling cautious positioning.
- NIIT rally: A unique mutual fund holding drove a 125% rally over six months, showing selective sector strength.
- IPO updates: Behari Lal Engineering is set to list tomorrow, while Torrent Gas plans a $418 million IPO, adding fresh interest in the market.
📈 Volume & Smart Money Signals
Volume surged above 1.5 times average in 110 stocks, showing heightened trading activity. Notably, TIINDIA recorded 33.2 times average volume, confirming strong buying interest. Several stocks showed high delivery percentages, including BAJAJHLDNG (74.5%) and PIDILITIND (74.4%), suggesting smart money accumulation. The market saw 89 stocks with heavy selling tails, indicating aggressive selling near daily highs.
🔮 Under the Hood: Market Structure
Today's market structure was predominantly bearish. The day type distribution showed 90 stocks with a normal variation downward session (normal var ↓), indicating a broad decline within the previous day's price range. Only 26 stocks experienced a normal variation upward day.
Opening price behavior saw 116 stocks opening within the previous day's fair value zone (the price range where most trading occurred), while 39 opened below the previous day's lower fair value boundary, and 21 stocks gapped down, reflecting cautious sentiment.
There were 8 strong downward moves from the opening bell (open drive down) compared to 1 upward, reinforcing the bearish tone. Selling tails (heavy selling at the day's highs) appeared in 89 stocks, signaling resistance to higher prices. Buying tails (aggressive buying at the day's lows) were seen in 31 stocks, showing some support.
Single prints, representing rapid price moves with little trading, were slightly more on the downside (4) than upside (3), suggesting quick downward price acceptance in some stocks.
⚡ F&O Highlights
Today was the weekly F&O expiry day, often associated with increased volatility and position adjustments. Four stocks were in the F&O ban list due to price limits: BANDHANBNK, LICI, MANAPPURAM, and SAIL.
🎯 Stocks to Watch Tomorrow
- TIINDIA: Watch for continuation of strong momentum supported by heavy volume and buying interest.
- BOSCHLTD: Trending upward session may extend gains in the automobile sector.
- SBICARD: Monitor for potential rebound or further weakness after sharp decline.
- Behari Lal Engineering: IPO listing tomorrow could attract fresh investor attention.
📐 Key Levels for Tomorrow
| Index | Support | Resistance | Fair Value Zone |
|---|---|---|---|
| NIFTY | 24,158.25 (Value Area Low) | 24,238.25 (Value Area High) | 24,158.25 to 24,238.25 |
| BANKNIFTY | 57,350.00 (Value Area Low) | 57,550.00 (Value Area High) | 57,350.00 to 57,550.00 |