2008issue C021-3
Point-and-figure forex breakouts and triangles
Editorial two-step lab for currency charts: convert a continuous quote stream into a price-only point-and-figure grid with an explicit box-size and three-point-reversal, then treat every double test, triple test, 45-degree line, and triangle as a breakout hypothesis that later boxes can confirm or invalidate.
- Point-and-figure charts plot price alone and omit volume, elapsed time, and open or close markers, so they can follow a continuous currency stream without a broker-assigned daily session.
- Under a three-point-reversal, a new opposite column starts only after a reversal exceeds three boxes. With a 10-pip box-size that threshold is 30 pips, and smaller swings stay in the current column.
- On this grid, double-top and double-bottom formations are potential breakout setups, whereas the same names on bar charts are often treated as reversal patterns.
- Triple tests, 45-degree line breaks, and the less frequent symmetrical triangle-pattern are read the same way: a later box through the tested line is the breakout signal.
A two-step currency lab
TradersWeek editorial framing treats currency chart reading as a two-step lab. First convert a continuous quote stream into a point-and-figure grid. A point-and-figure chart is a price-only chart of alternating X and O columns that records directional box fills and omits clock time, volume, and open or close stamps. The conversion uses an explicit box-size and a three-point-reversal.
Second, treat every double test, triple test, 45-degree line, and triangle-pattern as a breakout hypothesis. A breakout is a confirmed move through a previously tested price box, 45-degree line, or pattern boundary, used as the signal that tests that hypothesis. Later boxes can confirm or invalidate it.
The sequence is editorial. The construction rules and pattern labels below are the historical workflow described by the archive.
Price as the only input
Point-and-figure charts generally plot price alone and omit volume, elapsed time, and open or close markers. Construction does not require open or close prices and is described as working with a continuous price stream.
Around-the-clock currency quoting means any daily open or close shown on bar or candlestick software is assigned by a broker or market maker rather than by a single market-wide session. Currency trading has no single centralized exchange that yields marketwide volume, so the method uses price as its sole input.
Box-size and the three-point-reversal
Box-size is the pip increment that must be filled before another X or O is added to the active column. Under the three-box reversal convention, a new opposite column starts only after a reversal exceeds three boxes. With a 10-pip box that threshold is 30 pips, and smaller swings remain in the current column.
An illustrated GBP/USD point-and-figure chart uses a 10-pip box and a three-point reversal and marks both a double-top break and a triple-top break.
Double and triple tests
On point-and-figure charts, double-top and double-bottom formations are classified as potential breakout setups, whereas the same names on bar charts are often treated as reversal patterns. A double-top-break is a point-and-figure condition in which price exceeds a prior column high and is read as an upside breakout setup rather than a reversal.
Triple tops and triple bottoms are described as less frequent than double tests, with a later break treated as more significant as the number of tests of the same line increases. A triple-top-break is a point-and-figure condition in which a third test of the same resistance line is exceeded and is read as a higher-significance breakout setup.
Trendlines and the triangle-pattern
Point-and-figure trendlines are constrained to 45-degree angles, and breaks of those lines are presented as candidate breakout events.
A triangle-pattern is a contracting structure on the point-and-figure grid whose eventual box break above or below the boundary is treated as a directional signal. Symmetrical triangles form less often on point-and-figure grids than on bar or candlestick charts because of stricter box rules. When they do form, an upside or downside box break is treated as the signal.
What later boxes do
In editorial terms, each of these conditions is only a hypothesis until a later box moves through the tested price, the 45-degree line, or the triangle boundary. That later box is the breakout. A failure to print that box leaves the hypothesis unconfirmed. This falsification step is TradersWeek instruction for using the historical workflow, not an archive result and not a claim about profitability.
All readings on this track · 30 readings
- 1988Constructing trend definitions with filters and lines
- 1989Reversal count as the clock on point-and-figure charts
- 1989Point-and-figure setup and session-average entry windows
- 1989Two-scale point-and-figure trendlines and stop placement
- 1989Adjusted net asset value, tighter reversals, and written stops on a fund point-and-figure chart
- 1990Stack option odds after point-and-figure signals
- 1991Constructing a point-and-figure downtrend-break
- 1991Constructing point-and-figure box and reversal charts
- 1991Constructing a close-tested one-two ladder on a point-and-figure chart
- 1992Point-and-figure, breadth, and volume as falsifiable hypotheses
- 1992Three-gate stock selection with ranks and point and figure
- 1993Constructing combined stochastics and point-and-figure relative strength
- 1997Point-and-figure box scale and reversal construction
- 2000Cotton weekly point-and-figure: late-stage decline, named weekly close
- 2000Constructing point-and-figure charts for support, resistance, and breakouts
- 2001Swiss franc: seasonal permission and a weekly point-and-figure breakout
- 2001Constructing point-and-figure boxes and reversals
- 2002Point-and-figure construction: box, live column, and three-box reversal
- 2003E-mini point-and-figure box-size and a descending-triangle breakout
- 2003A reconstruction critique of point-and-figure daytrading
- 2004Point-and-figure column moving-average crossovers
- 2005Box-series transforms for trend and channel work
- 2006Constructing bearish point-and-figure support breaks
- 2008Point-and-figure forex breakouts and triangles
- 2012From tactile charts to written trade rules
- 2013Combine a Point and figure chart and Moving-average crossover inside one System optimization procedure
- 2015Point-and-figure time and volume limits are conventions to test
- 2016Measurement-first critique of indicator defaults
- 2017Point-and-figure construction, reversals, and column-based overlays
- 2019A 2019 charting case as a three-check trend classroom