Advanced Forex · Market Profile · Lesson 03 of 8
Value Area, POC and Profile Distributions
Distinguish TPO value from volume value and interpret distribution shapes.
Value area is a measurement convention, not a price magnet. Before drawing a trading conclusion, identify whether the profile uses time at price or volume at price, which session it covers, and whether a developing reference has been mistaken for its final value.
Point of control
The TPO point of control is the price with the greatest count of time brackets under the chosen rules. Volume POC is the price with the greatest traded volume. They may differ because time at price and contracts at price are distinct measures.
Calculate both on the same session if your platform supports it. Record the gap in ticks and inspect whether heavy volume concentrated during a brief high-activity interval.
Value-area convention
Many platforms calculate a value area containing approximately seventy percent of TPOs or traded volume, expanding around the POC by their algorithm. Different expansion and tie-breaking rules can produce different boundaries.
Compare the default seventy-percent setting with a second threshold. A shifted boundary is a calculation change, not a new market event.
VAH and VAL
Value-area high and low describe the edges of the selected distribution. A move through VAH may be accepted or rejected; neither direction is automatic. The opening location and developing participation determine the meaning.
Sketch two cases at yesterday’s VAH: price spends several brackets above it, or quickly falls back into value. State what evidence separates the cases.
Normal and skewed profiles
A roughly bell-shaped distribution often accompanies rotational trade; a skewed distribution may indicate directional inventory or incomplete discovery. Shapes summarize the past interval and depend on the session chosen.
Draw a histogram with price vertically and activity horizontally. Explain why a long tail can result from a fast move with little time spent at those prices.
Double distributions
A double-distribution profile has two concentrations separated by a lower-participation region. It can arise when the market transitions from one accepted region to another. The separation is a reference, not a promise of a gap fill.
Mark the upper and lower nodes and the transition zone. Review whether subsequent trade accepted the newer node or returned to the earlier one.
High and low participation
High-activity areas suggest repeated agreement at those prices. Low-activity areas may reflect rejection or fast movement, but the interpretation changes with the instrument, tick size and sampling window.
Compare a thin region in TPO with the corresponding traded-volume distribution. If the two disagree, describe the disagreement rather than forcing a single story.
Developing value
During a session, the POC and value boundaries can move as new trades or TPO brackets accumulate. A developing profile is provisional. Levels that look stable near the close may have moved repeatedly earlier.
Capture profile snapshots at three fixed times. Track the POC at each snapshot and note whether a backtest using the final POC would accidentally use future information.
Review task
A robust worksheet records the profile calculation, session definition, shape, POC, value boundaries and subsequent response. Treat profile labels as hypotheses to be tested against observable price behavior.
Exercise: profile three sessions, compare TPO and volume POCs, then describe one rejected breakout and one accepted move. Write the evidence that would have contradicted your initial view.
Review questions and study checklist
For Value Area, POC and Profile Distributions, choose a single futures instrument and exchange session before constructing a profile. Record the session open and close, tick size, value area convention and whether the chart uses TPO letters or traded volume. Then calculate the point of control and note whether the following session accepts price above, below or through that level. A different session template can produce different profile levels; keep the template fixed for comparisons.
Apply Value Area, POC and Profile Distributions to two explicitly different datasets: exchange-traded gold futures and a broker spot-gold quote. Futures volume reflects transactions on that exchange, whereas spot tick volume counts quote updates at a particular provider. Do not describe the two series as interchangeable. Document which feed and contract month produced each value area or point of control, then assess whether the conclusion changes when the input dataset changes.
Independent review: Value Area, POC and Profile Distributions
For value area, poc and profile distributions, start with the distinction between “Point of control” and “Value-area convention”. Record what can be observed directly in the data or chart before adding a causal interpretation. Write down the timeframe, instrument and the point in time at which the evidence became available.
For value area, poc and profile distributions, next revisit “VAH and VAL”. Build two competing explanations for the same observation, then identify the additional observation that would distinguish them. Avoid assuming that a visual pattern reveals the intentions of unseen market participants.
Your review of value area, poc and profile distributions should include one historical example that fits the lesson definition and one that appears similar but fails an essential condition. Save both examples with the same measurement rules. If the classification changes when the chart is viewed without future candles, record that limitation rather than discarding the example.
- Define an observable condition for “Point of control” without relying on future price action.
- Explain how “Value-area convention” changes the interpretation, including one contrary outcome.
- Identify a failure mode related to “VAH and VAL” and a condition for rejecting the hypothesis.
- Estimate transaction costs, execution uncertainty and a maximum hypothetical loss before discussing a trade.