Support Level
Quick Definition
A price level where buying pressure typically overcomes selling pressure, preventing further decline.
What Is Support Level?
A support level is a price point on a chart where a stock or asset tends to stop falling because buying interest increases. It represents a concentration of demand that prevents further price decline.
How Support Forms:
- Previous lows where buyers stepped in
- Round numbers ($100, $50)
- Moving averages (50-day, 200-day)
- Fibonacci retracement levels
- Volume profile (high volume price areas)
Types of Support:
- Horizontal Support: Flat price level from previous lows
- Trendline Support: Diagonal line connecting higher lows
- Dynamic Support: Moving averages that rise with price
- Psychological Support: Round numbers, all-time highs/lows
Trading Applications:
- Entry Points: Buy near support with stop below
- Stop Loss Placement: Below support level
- Risk/Reward: Calculate potential upside vs. risk to support
- Breakdowns: Support break → bearish, becomes resistance
Support Strength Factors:
- Number of times price tested the level
- Volume at the support level
- Time spent at the level
- Spacing between tests
Important Notes:
- Support isn't guaranteed to hold
- Broken support often becomes resistance
- Use with other technical indicators for confirmation
Support Level Example
- 1Stock repeatedly bouncing off $50 creates strong support
- 2200-day moving average acting as dynamic support
Related Terms
Resistance Level
A price level where selling pressure typically overcomes buying pressure, preventing further advance.
Trend Line
A diagonal line drawn across price highs or lows to identify the prevailing trend direction and potential support/resistance.
Moving Average
A calculation that averages a security's price over a specific number of periods, smoothing price data to identify trends.
Fibonacci Retracement
A technical tool using horizontal lines at Fibonacci ratios (23.6%, 38.2%, 50%, 61.8%) to identify potential support/resistance levels.
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