5 Common Chart Patterns Every Beginner Should Know
Prices don't move in straight lines — they trace out shapes, and some shapes show up so often they've got names. Knowing a few common patterns helps you describe what a chart is doing. Remember: patterns describe tendencies, and plenty fail.
1. The bull flag
A bull flag is a sharp move up (the "flagpole"), followed by a short, calm drift sideways or slightly down (the "flag") on lighter volume. Traders read it as a pause to catch breath after a strong move. It's called "bullish" because it often forms during an uptrend — but "often" is doing a lot of work; flags fail all the time.
2. The breakout
A breakout is when price finally pushes through a resistance level it's been stuck under. Breakouts on strong volume get the most attention, because volume suggests real conviction behind the move rather than a brief poke above the line.
3. The double top / double bottom
A double top looks like the letter M — price rallies to a high, pulls back, rallies to about the same high again, and fails. It suggests buyers tried twice to push higher and couldn't. A double bottom is the mirror image (a W shape) at the lows.
4. The consolidation / range
Not every pattern is dramatic. Often a stock just goes sideways, bouncing between support and resistance. This "consolidation" is the market pausing and deciding. Long quiet ranges sometimes precede big moves once price finally picks a direction.
5. The gap
A gap is an empty space on the chart where price jumped from one level to another with no trading in between — usually because big news broke while the market was closed. Gaps up follow good surprises; gaps down follow bad ones. (Our "why is it moving" pages exist to explain exactly these kinds of jumps.)
How this connects to grades
When Trader Club's AI Chart Reader gives a chart an A–D grade, it's essentially recognizing how clean or messy these structures look — a tidy bull flag with clear levels reads "cleaner" than a choppy, directionless mess. See What the Grades Mean.