Scalping: is a trading strategy aimed at profiting from small variations in the price of a stock.

SEC (Securities and Exchange Commission): is the independent U.S. federal agency that protects investors by maintaining a fair market and facilitating capital formation.

Share: Titles issued by the companies whose possession grants proportional ownership of the same.

Short position: refers to a trading technique in which an investor sells an asset with the intention of buying it at a later date, sometimes at the same price or at a lower price.

Short Sale: The sale of an asset or stock that the seller does not own. Generally, this is a transaction in which an investor sells borrowed securities in anticipation of a price decline; the seller must return an equal number of borrowed shares at some point in the future to his creditor.

SIPC (Securities Investor Protection Corporation): is a non-profit organization that protects users' investments in the event of bankruptcy of a broker-dealer or investment firm.

Simple interest: Interest calculated using the principal as the base. Interest is paid by borrowers to lenders for the risk of using their money.

Smart Beta ETF: is a type of exchange-traded fund (ETF) that uses a rules-based system to select the investments to be included in the fund's portfolio. These are based on traditional ETFs and tailor the components of the fund's holdings based on predetermined financial parameters. An example of such an ETF is the Vanguard Value ETF (VTV).

Split: A stock split occurs when a company increases the number of its shares to increase its liquidity. Each old share is exchanged for two or more new shares. In a 2-for-1 split, two new shares are delivered for each old share.

Spread: is the transaction fee charged for the foreign exchange service.

Stagflation: an economic cycle characterized by slow growth and high unemployment accompanied by inflation.

Standard & Poor's 500: is the market capitalization-weighted index of the 500 leading companies listed on the American stock exchange.

Stock Trader: a person who seeks to profit from trading securities either by working under instructions from an institution, under instructions from clients or on his own account.

Stop-Loss Order: these are orders with instructions to close a position on a security in the market when it reaches a certain price, with the intention of avoiding or limiting losses.

Soft Forks: these are changes that occur imperceptibly in the crypto asset's code - hence the adjective "soft". These are routine software updates to fix bugs, check security systems and modify or introduce new features.

Stock symbol or ticker: is a unique series of letters assigned to a security for trading purposes. Securities listed on the New York Stock Exchange (NYSE) may have four or fewer letters. Nasdaq-listed securities may have up to five characters.

An example of these are: AAPL (Apple) NASDAQ - DPZ (Domino's Pizza) NYSE

Stock Market: institutions, companies and individuals that exchange stocks, bonds and other types of financial assets listed on the stock exchange.

Stock positions: the current market value of all assets in your portfolio.