Rule Of 70

The Rule of 70 is a simple mental‑math tool that estimates how many years it will take for a quantity to double given a…

Rule 10b5 1

Rule 10b5‑1 is a Securities and Exchange Commission (SEC) rule that allows corporate insiders to adopt prearranged, written trading plans for buying or selling…

Reverse Triangular Merger

• A reverse triangular merger is an M&A structure in which the buyer forms a wholly owned subsidiary that merges into the target; the…

Real Time Gross Settlement Rtgs

Real-time gross settlement (RTGS) is a funds-transfer system in which banks settle individual transactions instantly and on a one-by-one basis through a central bank’s…

Retail Price Index Rpi

Key takeaways – The Retail Price Index (RPI) is a UK measure of consumer price change first compiled in 1947. It is still published…

Roys Safety First Criterion Sfratio

Roy’s Safety‑First Criterion (SFRatio) is a simple, single‑period risk management rule that ranks investments or portfolios by the probability they will fall below a…

Royalty

A royalty is a payment made to the owner of property (often intellectual property or natural resources) in return for the right to use…

Routing Transit Number

An RTN (often called a routing number, transit number, or ABA number) is a nine‑digit code used in the United States to identify a…

Round Lot

A round lot is the market’s standard trading unit for a security. In U.S. equities this is traditionally 100 shares (or any multiple of…

Return On Sales Ros

Return on Sales (ROS) is a profitability ratio that shows how much operating profit a company earns for each dollar of sales. In other…