Trend & directionGuppy Multiple Moving Average · GMMA
Daryl Guppy's twin-group ribbon that separates short-term traders from long-term investors.
Works best in trending marketsEngine-computed on a fixed sample series
What it is
The Guppy Multiple Moving Average, or GMMA, is a ribbon of twelve exponential moving averages designed by Australian trader Daryl Guppy to show two different groups of market participants at once. Six short averages represent short-term traders, and six long averages represent long-term investors, and the whole point is to watch how these two crowds behave relative to each other. Instead of a single line that blends everyone together, the GMMA separates the fast, fickle money from the slow, committed money so you can see who is in control of a trend. When both groups agree and fan out in the same direction, a trend has broad support; when the short group collapses back into the long group, the traders are having second thoughts. It answers the question of not just which way price is moving but how much conviction stands behind the move, which is what makes it a tool about the health of a trend rather than a simple timing signal.
How it is calculated
The GMMA plots two bundles of exponential moving averages on price. The short-term group uses periods of 3, 5, 8, 10, 12, and 15, capturing the behaviour of active traders, and the long-term group uses periods of 30, 35, 40, 45, 50, and 60, capturing investors. Each of the twelve is an ordinary EMA — a moving average that weights recent prices more heavily — and none is shifted or transformed; the innovation is entirely in grouping and reading them together. Because the averages within each group have similar lengths, they tend to travel as a cohesive band, expanding when the group agrees and compressing when it is uncertain. There are no thresholds or oscillator values to compute; the signal lives in the visual relationship between the two ribbons — how wide each is, how far apart they sit, and whether they are converging or crossing. The eye does the arithmetic, reading the separation and ordering of the bands as a proxy for the balance of power between the two cohorts.
Reading it, step by step
Read the long-term group first as the structural trend: when its six lines are cleanly ordered and sloping, investors are committed and the underlying direction is intact. Read the short-term group as the timing and sentiment layer: when it pulls away from a well-separated long group, both cohorts agree and the trend is strong and healthy. Compression of the short group — its six lines squeezing together and toward the long group — signals that traders are hesitating and a pause or pullback may be near. If the short group crosses fully through the long group, that is a regime change, a handover from one trend to the other. The width of the long group matters too: a wide, well-spaced long ribbon indicates a durable trend that pullbacks are unlikely to break, whereas a narrow long ribbon warns the underlying conviction is thin. The most powerful configuration is both groups fanned out in the same direction with clear air between them.
Best timeframes and settings
The GMMA is a trend tool that works across timeframes but is most often used on daily charts for swing and position trading, where the distinction between short-term traders and long-term investors is most meaningful. The standard periods (3 through 15 for the short group, 30 through 60 for the long) are Guppy's own and are usually left unchanged, since the whole framework is calibrated around them. Traders sometimes scale the idea to intraday charts, keeping the same twelve lengths but applying them to lower timeframes for faster signals at the cost of more noise. Because it is built from EMAs, the responsiveness-versus-noise trade-off is inherent: the short group reacts quickly and will tangle in choppy conditions, while the long group is deliberately slow and stable. Shortening the periods would make the ribbons jumpier and blur the two-cohort distinction, so the more common adjustment is to change timeframe rather than the lengths themselves.
When and where to use it
Use the GMMA to judge the strength and health of a trend and to distinguish a durable move from a fragile one, which makes it valuable both for entering with conviction and for holding through pullbacks. It suits trending, liquid markets — index and large-cap equities, major FX, and commodities — where sustained directional moves give the two ribbons room to fan out. It is particularly good at keeping you in a strong trend, because as long as the long group stays wide and ordered, a shallow dip in the short group is just a pullback rather than a reversal. It is weakest in range-bound, choppy markets, where the two groups repeatedly tangle and produce ambiguous readings. Avoid leaning on it as a precise entry trigger in isolation, since twelve lagging lines mean the signals arrive after the turn; use it instead to gauge context and to time entries on pullbacks within a confirmed trend.
Strategies that use it
Fan-expansion entry: go long when the short group crosses up through the long group and both ribbons then expand and fan apart in the same direction, holding while the long group stays cleanly ordered and rising, and exiting when the long group begins to compress or the short group crosses back through. Pullback-continuation strategy: within an established uptrend, wait for the short group to compress toward — but not fully break through — a wide, well-separated long group, then buy the resumption as the short group re-expands upward, with a stop below the long ribbon. Trend-health filter: use the width and ordering of the long group as a gate for other setups, taking trades only in the direction of a wide, well-ordered long ribbon and standing aside when it is narrow or tangled. Across these, the long group defines the structural trend and your invalidation, while the short group provides the timing.
Combining it with other indicators
The GMMA gives structure and conviction but benefits from tools that confirm momentum and pinpoint entries. A momentum oscillator such as RSI or the MACD can confirm that force accompanies a short-group expansion and can flag divergences that warn a fanned trend is tiring. Support-and-resistance levels and trendlines give precise price references for the pullback entries the GMMA identifies, since the ribbon itself is a zone rather than a single line. Volume corroborates the strength of a fan expansion, with rising volume backing a genuine trend acceleration. ADX pairs naturally with it as an objective trend-strength gauge, confirming with a reading above 20 to 25 the very trend the wide long ribbon suggests. Because the GMMA is inherently visual and lagging, these confirmations help time actions that the ribbon alone would signal late.
Where it fails
Twelve moving averages are twelve lagging lines, so GMMA signals arrive after the turn and the crowded display can be hard to read at a glance. Its worst environment is a choppy, directionless market, where the two groups tangle repeatedly and produce a stream of ambiguous crossovers that lead nowhere. Traders often misread a brief compression of the short group as a reversal when it is only a pullback within an intact trend, or conversely hold too long because the slow long group has not yet rolled over. The visual nature also invites subjective interpretation of how wide or ordered the ribbons must be. The defences are to anchor decisions on the long group's structure rather than every short-group wiggle, to avoid the tool in obvious ranges, and to combine it with momentum and volume so that entries are timed rather than taken blindly on a lagging crossover.
A worked example
Picture a stock in a healthy uptrend. The long-term group — the EMAs of 30 through 60 — is fanned out and rising, spread between roughly 100 and 102, showing committed investors firmly in control. Above it the short-term group of 3 through 15 sits clustered between 105 and 107, well clear of the long group, so both cohorts agree and the trend is strong. Price then pulls back, and over several days the short group compresses downward toward 102, its lines squeezing together as traders take profits, but it does not cross through the long group, which stays wide and rising. This is the classic continuation setup: the structural trend is intact and only the timing layer has wobbled. When the short group stops falling and begins to re-expand upward, the trader buys the resumption near 103, placing a stop just below the long ribbon around 101. As long as the long group remains ordered and rising, the position is held; a full collapse of the short group down through the long group would be the signal that the trend has changed and the trade is done.