Prior Trading Day Summary
On Mon Aug 17 2026 stock indexes ended the day slightly lower as investors attention returned to the Iran conflict and rising bond yields.
The SPX ended the day down 40 points to close at 7745. Intraday the SPX saw very low volume of 4.5 billion shares traded with 69% of that volume being traded lower and 66% of all stocks falling by the close.
The NASDAQ fell 84 points ending the day at 26,644. Volume was low at 7.9 billion shares traded. By the close 51% of all volume was being traded lower and 60% of all stocks were falling.
Let’s review the technical indicators from the close of Mon Aug 17 2026 to see what they predict for Tue Aug 18 2026.
Stock Market Outlook: SPX Closing Chart For Mon Aug 17 2026
The index ended the day below the Upper Bollinger Band for a sixth day which is bearish.
The closing candlestick is bearish for Tuesday and signals dips are likely.
The 21 day moving average is rising and closed at 7592. This is bullish.
The 50 day moving average is rising and closed at 7515. This is bullish.
The 100 day moving average is rising and closed at 7367. This is bullish.
The 200 day moving average is rising and closed at 7109. This is bullish.
The Lower Bollinger Band is rising which is bearish. The Upper Bollinger Band is rising which is bullsh.
The SPX chart is still more bullish than bearish for Tuesday but there are bearish signs to be aware of.
SPX Stock Market Outlook review of Mon Aug 17 2026
Stock Market Outlook: Technical Indicators Review
Momentum: Momentum is falling and positive. It is bullish.
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MACD Histogram: MACD (Moving Averages Convergence / Divergence) issued an up signal on Mon Aug 3 2026. The up signal was weaker on Mon Aug 17 2026.
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Ultimate Oscillator: The Ultimate Oscillator is falling which is bearish.
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Slow Stochastic: The Slow Stochastic has a weak down signal in place. It is overbought.
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Relative Strength Index: The RSI signal is falling. This is bearish.
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| Rate of Change: The rate of change is rising. It is signaling Tuesday will end higher. Settings: Rate Of Change is set for a 21 period. This indicator looks back 21 days and compares price action from the past to the present. With the Rate Of Change, prices are rising when signals are positive. Conversely, prices are falling when signals are negative. As an advance rises, the Rate Of Change signal should also rise higher, otherwise the rally is suspect. A decline should see the Rate Of Change fall into negative signals. The more negative the signals the stronger the decline. |
Stock Market Outlook: Support and Resistance Levels |
| 7825 is resistance |
| 7800 is resistance |
| 7780 is resistance |
| 7750 is resistance |
| 7700 is resistance |
| 7650 is resistance |
| 7600 is resistance |
| 7590 is resistance |
| 7570 is resistance |
| 7550 is resistance |
| 7500 is resistance |
| 7450 is support |
| 7425 is support |
| 7400 is support |
| 7370 is support |
| 7350 is support |
| 7300 is support |
Stock Market Outlook for Tue Aug 18 2026
For Tue Aug 18 2026 the technical indicators are signaling the day will end lower for a third straight day.
Dips will occur on Tuesday and are still opportunities to setup trades but the Lower Bollinger Band turning higher could be an early warning that the index will pullback further before resuming the uptrend.
Potential Economic and Political Market Moving Events
Monday:
8:30 Empire State Manufacturing Survey beat estimated and rose to 20.6
10:00 NAHB Housing Market Index for August beat estimates and rose to 35
Tuesday:
8:30 Housing starts for July are estimated at 1.3 million, down from 1.4 million prior
8:30 Import prices are estimated to have fallen 0.1% from 0.3% prior
9:15 Industrial production month over month for July is estimated to rise 0.4% from 0.1% prior
10:00 Pending Home Sales month over month are estimated to rise to 0.6% from -5.4% prior