Edge 2026
Quantitative Trading & Microstructure Pure Edge Computation

Order Flow Toxicity (VPIN) & Microstructure Risk Calculator

Measures asymmetric information and order flow toxicity in high-frequency trading market making.

Formula: VPIN = Sum(|V_buy - V_sell|) / (N * V_bucket)

Model Parameters

shares
shares
shares
buckets

Outputs & Underwriting Summary

Calculation Status
COMPUTED
Verified Model
Calculated VPIN Metric
44.0%
Regime: Elevated Informed Trading
Adverse Selection & Spread Penalty
14.5 bps
Flash Crash Probability: 18.0%
VPIN metric of 44.0% indicates Elevated Informed Trading. Market makers require a 14.5 bps half-spread widening to offset inventory skew.