HVN (High Volume Node)

What it is

A High Volume Node, or HVN, is a price slot inside a volume profile where significantly more contracts traded than at the neighboring slots above and below. Visually, an HVN is a fat horizontal bar in the profile histogram — a bulge that stands out from the surrounding distribution. When you stack one session's profile, or a multi-day composite, the HVNs are the price ranges the market kept coming back to.

The concept exists because volume distribution is rarely uniform. Inside any session, price spends a lot of time in some areas and almost no time in others, and that lopsided dwell time is what HVNs capture. An HVN is not the same as the Point of Control — the POC is the single highest-volume price level, while a profile can contain several HVNs spread across its range.

Why it matters

HVNs mark zones the market has accepted as fair value over the formation window. Acceptance means buyers and sellers transacted heavily there without one side rejecting it. On a future revisit, that history tends to slow price down — counterparties remember the level, resting orders accumulate around it, and traders fade or buy into it. That is why HVNs are commonly drawn as horizontal lines on the chart and used as support, resistance, or magnets.

Practical uses include:

• Identifying potential pull-back targets inside a trend (HVNs below a rising market).
• Spotting reaction levels on the open by looking at prior-day HVNs.
• Building a composite multi-session profile and using its HVN cluster as longer-term value.

How it appears on Sierra Chart

Sierra Chart's native Volume Profile studies expose volume-at-price histograms for any user-defined window — session, multi-session composite, visible range, or custom date span. HVNs are not labeled automatically as discrete levels in the same way the POC, VAH, and VAL are, but they are visually obvious as the wider bars in the histogram. Some traders identify them manually by eye; others use third-party studies that auto-detect local maxima inside the profile.

The underlying data is the same per-price-level volume that powers Numbers Bars and the VAP container exposed to ACSIL — so any custom study can compute HVNs programmatically by walking the profile array and flagging local volume peaks.

Common patterns / pitfalls

• HVN width matters. A 4-tick HVN in the middle of a quiet range is far less actionable than a 20-tick HVN built over a multi-day balance.
• HVNs from low-liquidity sessions (overnight ETH on most futures) are weaker reference levels than HVNs from full RTH sessions.
• Do not confuse high volume with high time. A profile can show an HVN where price barely paused but enormous size cleared at one level — that behaves differently than a slow-drip HVN.
• HVNs work best paired with structural context (prior session high/low, naked POC, VWAP). In isolation they are just history.

Related SCS studies

The SCS catalog includes several studies that surface volume profile information on the chart, including footprint and single-print detection. HVN identification itself is a derivation on top of the native Volume Profile and is usually done visually or via composite analysis rather than a dedicated SCS product.