Technical Definition
The Hammer Candlestick Pattern is a single-candle formation that appears after a price decline and indicates that the market has rejected lower prices.
The market tried to go down, failed, and came back up.
This failure to stay at lower levels is the core message of the Hammer.
Market Psychology
Prior Context
The market is already falling Sellers are confident Buyers are cautious or absent
During the Candle
Sellers push price lower aggressively Stops are triggered Panic selling may appear
Shift in Control
Buyers step in at lower levels Value buyers / short-covering emerges Selling pressure starts weakening
Close of the Candle
Price closes near the top Sellers lose control Buyers prove that lower prices are unacceptable
Pattern Anatomy
Long lower wick
Price moved sharply lower during the session. This shows strong selling effort.
Small body near the top
Price recovered before the session ended. This shows buying response.
Close near the open/high
Buyers were strong enough to cancel most of the decline.
Pattern Rules
Appears after a decline
Without a prior fall, there is nothing to reverse.
Lower wick at least 2× the body
Shows meaningful rejection, not a minor pullback.
Small real body near the top
Confirms buyers regained control before close.
Upper wick should be small
If price moved up and failed again, rejection is weak.
Signal Confirmation
- Next candle closes above the Hammer
- Price does not break Hammer’s low
- Market structure supports upward movement