FTB-C000523 / Formula component

OBV Signed Volume

OBV signed volume is current volume multiplied by close direction.

Intermediate 1 linked topicEvidence-reviewed

Definitions

In plain terms

It is the per-row increment that feeds the running OBV level.

Technical

SignedVolume_t = sign(C_t-C_(t-1)) V_t; it is measured in the volume unit supplied by the dataset.

Scope

Do not confuse a signed increment with a signed trade count or buyer-initiated volume.

Examples

  • A reviewer computes OBV Signed Volume from a small OHLCV fixture and checks readiness, units, and edge cases before publication.

Common misconceptions

  • Do not confuse a signed increment with a signed trade count or buyer-initiated volume.

Concept relationships

Prerequisites

Related

Required by

Where this concept is used

Evidence and governance

  1. On-Balance Volume (OBV) TradingView · official platform documentation

    Supports: preferred label, short definition, technical definition, formula

    Limits: Does not establish predictive power, trading profitability, or a universal divergence rule.

  2. Volume indicators function group TA-Lib · first party technical publication

    Supports: preferred label, short definition, technical definition, formula

    Limits: Library compatibility does not by itself prove a project's seed, warm-up, or missing-data policy.

  3. Consolidated Tape Investor.gov · official standard

    Supports: preferred label, short definition, technical definition, formula

    Limits: This glossary does not infer buyer/seller intent or normalize all venue and reporting differences.

  4. Closing Price Investor.gov · official standard

    Supports: preferred label, short definition, technical definition, formula

    Limits: A close is not automatically an adjusted close and may vary by market session convention.

  5. What Is Volume? CME Group · official exchange

    Supports: preferred label, short definition, technical definition, formula

    Limits: Futures contract conventions do not define every equity or digital-asset volume feed.

Reviewed by
fintech-builder-batch-010
Last reviewed
2026-08-01
Next review
2027-08-01
Record status
evidence reviewed

This record is evidence-reviewed and readable, but not yet promoted to published — it is served noindex,follow and excluded from the sitemap.