The buyback or repayment of a debt to a creditor is known as redemption. Fixed income securities such as bonds, notes, or Pfandbriefe are redeemed in accordance with their terms of issue.
The reference price is the price of the underlying on the valuation date(s) used in calculating the payout amount.
Residual maturity is the remaining period until a security falls due or option rights expire.
Rho is a dynamic indicator that measures the sensitivity in the price of a warrant given a change in the interest rate level.