Inverted Hammer Complete Guide
What is Inverted Hammer?
The Inverted Hammer is a single-candle bullish reversal pattern that appears at the bottom of a downtrend. Visually, it is characterized by a small real body—either green (bullish) or red (bearish)—located at the lower end of the price range, with a long upper shadow and little to no lower shadow. According to Steve Nison, the pioneer of Japanese candlestick charting, the upper shadow should be at least twice the height of the real body to be valid. The formation represents a period where bears initially controlled the trend, but bulls staged a significant intra-day rally. Although the price retraced to close near the lows, the spike in price indicates that buying pressure is beginning to test the resolve of the sellers. From a technical perspective, Thomas Bulkowski’s research in the 'Encyclopedia of Candlestick Charts' indicates that the Inverted Hammer acts as a bullish reversal 60% of the time in a bull market, though it ranks relatively low in overall performance compared to more complex patterns. Bulkowski notes that the pattern's reliability increases significantly when accompanied by high trading volume on the day of the hammer or a gap up on the following day. Crucially, this pattern requires confirmation. A single Inverted Hammer is not a buy signal on its own; traders look for the subsequent candle to close above the Inverted Hammer's body or for a gap up. Historically, the pattern has a 'break-even failure rate' of approximately 35% in bull markets. While it signals a potential floor, its high frequency means it often produces false signals in volatile markets. Therefore, it is best used in conjunction with oscillators like the RSI or at established support levels.
Identification Rules
- The candle must appear after a clear downward price trend.
- The upper shadow must be at least two times the length of the real body.
- The real body is located at the lower end of the candle's range; the color is secondary but green is preferred.
- There should be little to no lower shadow beneath the real body.
Historical Win Rate Statistics
US
| Total Occurrences | 10 |
| T+5 Win Rate | 80.0% |
| T+20 Win Rate | 100.0% |
| T+20 Avg Return | 25.01% |
Recent Cases
| Symbol | Date | T+20 Return |
|---|---|---|
| AMZN | 2026-02-10 | 0.69% |
| ABCP | 2025-06-09 | 9.66% |
| ACDVF | 2025-06-05 | 6.94% |
| AACBR | 2025-06-04 | 10.08% |
| ACHR-WT | 2025-05-23 | 23.18% |
| ABPWW | 2025-05-22 | 60.00% |
| AAPG | 2025-05-16 | 23.49% |
| AAPG | 2025-05-15 | 25.43% |
| AAUGD | 2025-05-07 | 47.33% |
| AAUGF | 2025-05-07 | 47.33% |
References
- Thomas N. Bulkowski (2005). Encyclopedia of Chart Patterns.
- Steve Nison (2001). Japanese Candlestick Charting Techniques.
FAQ
Does the color of the real body matter for an Inverted Hammer?
While the pattern is valid with either a red or green body, a green (bullish) body is considered more powerful as it shows the bulls were able to force a higher close. Bulkowski's data suggests green bodies have a slightly higher success rate.
What is the primary difference between an Inverted Hammer and a Shooting Star?
They look identical, but their context differs. An Inverted Hammer occurs at the bottom of a downtrend and signals a bullish reversal, while a Shooting Star occurs at the top of an uptrend and signals a bearish reversal.
How much confirmation is needed before entering a trade?
Technical analysts recommend waiting for the next bar to close above the Inverted Hammer's high. According to historical data, waiting for confirmation reduces the failure rate from 35% to significantly lower levels.
What does a very long upper shadow indicate?
A very long upper shadow indicates a massive intra-day rejection of lower prices. However, if it is excessively long, it may suggest that the overhead supply is still too heavy for a sustained reversal.
Is the Inverted Hammer reliable in all market caps?
It tends to be more reliable in high-volume, large-cap stocks. In low-liquidity penny stocks, the long upper shadow is often just noise or a 'pump and dump' rather than a structural trend reversal.
More Analysis
Parts of this page (FAQ, introductions) are AI-assisted. Core data and statistics are algorithmically computed. All pattern definitions are human-reviewed.
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Data source: EODHD · © 2026 KlineVision AI