COE Insights

COE Bid-to-Quota Ratio: Calculation and Limits

Learn what bids divided by quota measures, why it is not your probability of success, and how to read it alongside the clearing premium.

When COE Quota Rises, Must Premiums Fall?

Why a quota increase is not a guaranteed price cut, and what a reproducible quota-versus-premium comparison would need to measure.

COE Price Records: How to Check Highs and Lows

Find a record with its category, exercise and coverage period, and avoid confusing the largest nominal premium with affordability or investment performance.