Knockouts linked to basket of indices and reverse convertible notes (RCNs) were the most used payoffs by sales volume and market share (US$57.7 billion, 17.9%) in 2020, replacing range and accrual. Leverage long/short with stop loss stay on top by issuance (18,799/13,902) as Hong Kong SAR's callable bull/bear contracts (CBBCs) continue to dominate issuance.