MMR = Sum of USD value of each risk unit derivatives MMR + Borrowing MMR Derivatives MMR = Max {[Max (Spot shock, Theta decay risk, Extreme move) + Basis risk + Vega risk + Interest rate risk + Stablecoin depegging risk], Adjusted minimum charge} mmr Initial margin requirement (IMR) 1.3 × MMR Risk factor (MR) Derivative margin calculates 7 risks (MR1-6 and MR9) by stress testing the portfolio under a specific set of market conditions of each risk unit, and then applying a minimum charge (MR7).