Encyclopedia › Chart and candlestick patterns ›

Hammer

Not tested by us Not tested by us yet. No verdict stamp.

It looks like a hammer. The story: sellers pushed price down, buyers pushed it back up. Often mentioned after a fall as a possible turn.

Evidence: Marshall, Young and Rose (2006) tested candlestickOne "candle" shows where price started, ended, and how far it went in a period. strategies on Dow Jones stocks (1992–2002) with a careful statistical method. They found that neither bullishSomeone who thinks the price will go up. nor bearishSomeone who thinks the price will go down. candlestick signals beat buy-and-hold. That does not prove they never work anywhere, but it is a good reason to test before trusting.

See Candlestick for how a single candle works and Do chart patterns work? What the research says for the bigger picture.

Related

• Candlestick
• Do chart patterns work? What the research says
• Doji
• Engulfing pattern

Sources & studies

1. Investopedia (secondary): Hammer
2. Marshall, Young & Rose (2006), Journal of Banking & Finance

Chart and candlestick patternsCandlestickDo chart patterns work? What the research says

Last checked: 2026-11-04 · Educational, not financial advice.

Education only, not financial advice. No signals. Backtests are hypothetical: real trading can be worse. Past results don't predict future results.