exercise/strike price n. preţul la care deţinătorul poate să vândă sau cumpere un titlu de valoare, la care îşi poate exercita o opţiune

E.g.: A subsidy was agreed in 2013 at a whopping strike price of £92.5 per megawatt hour, when Britain’s power demand, and wholesale electricity prices, were expected to be on a steadily rising trajectory. (economist.com)