Nasdaq rips 220 points higher in twenty minutes on a strong open, then spends the next hour drifting quietly sideways to slightly lower in a tight, orderly channel before breaking higher again and running another 200 points. That middle hour was not the trend ending. It was the trend resting, and reading that pause correctly is the difference between holding a winning trade through it and exiting a good position because it stopped moving for a while.
Flags and pennants are the market's version of catching its breath after a sprint, and they are among the more statistically reliable continuation patterns precisely because the pause itself carries information: who is still in the trade, and how calmly they are behaving.
What makes the flagpole and the flag
Every flag needs an impulse move first, the flagpole: a sharp, high momentum run that clearly separates itself from the chop before it. Without a real flagpole, a sideways consolidation is just a sideways consolidation, not a flag. The flag itself is the pause afterward, a small, tight, usually counter sloping channel or a symmetrical pennant shape, running against the flagpole's direction on noticeably lower energy than the move that created it. A healthy flag stays shallow, rarely retracing more than a third to half of the flagpole, and stays orderly, without the wide, messy swings that suggest real distribution is happening instead of a pause.
Pennant versus flag
A pennant is functionally the same idea as a flag with a different shape: instead of a parallel channel, the consolidation converges into a small triangle, tightening as it goes. The distinction matters less than getting the core idea right in either version: a small, contained, low energy pause after a real impulse, not a large or volatile one.
The measured move for targets
Flags and pennants use the same measured move logic as other patterns: measure the flagpole's height and project that distance from the point where the flag breaks. A flagpole that ran 220 points on Nasdaq, followed by a flag breaking higher, projects roughly another 220 points from the breakout point, treated as a guide rather than a promise. This is also where patience earns its keep: entering during the flag itself, guessing the resumption before it confirms, means risking a stop against a pattern that has not yet shown its hand.
A worked example
Gold rallies sharply from 2,380 to 2,412, a 32 dollar flagpole, then spends six hours drifting in a tight range between 2,405 and 2,412, clearly shallower than half the flagpole and orderly rather than choppy. Price breaks above 2,412 with a close at 2,416. Entry on that close, stop below the flag's low at 2,405, an 11 dollar risk. Measured target from the 32 dollar flagpole projects to roughly 2,448. On a $10,000 account risking one percent, $100, at $100 per dollar per standard lot, that sizes to roughly 0.09 lots. If price closes back inside the flag below 2,412 after the breakout, the continuation has failed and the trade is wrong.