Shingle Theory

Filed Under:
Dictionary Says

Definition of 'Shingle Theory'


A suitability doctrine first introduced by the Securities and Exchange Commission in the 1930s. The idea is that a broker who hangs out a shingle will represent his or her customers fairly and responsibly when making suggestions regarding securities.

Investopedia Says

Investopedia explains 'Shingle Theory'


Also referred to as "fiduciary duty", these suitability doctrines were originally used to ensure the protection of investors from unscrupulous broker-dealers.

Here, "shingle" refers to a small sign, indicating a professional office.

comments powered by Disqus
Hot Definitions
  1. Tech Street

    A term used in the financial markets and the press to refer to the technology sector. Companies like Intel, Microsoft, Apple and Dell are all considered to be part of Tech Street.
  2. Momentum Investing

    An investment strategy that aims to capitalize on the continuance of existing trends in the market. The momentum investor believes that large increases in the price of a security will be followed by additional gains and vice versa for declining values.
  3. Momentum Investing

    An investment strategy that aims to capitalize on the continuance of existing trends in the market. The momentum investor believes that large increases in the price of a security will be followed by additional gains and vice versa for declining values.
  4. IPO ETF

    An exchange-traded fund that focuses on stocks that have recently held an initial public offering (IPO). The underlying indexes tracked by IPO ETFs vary from one fund manager to another, but index IPO ETFs are usually passively managed and contain equities that have recently been offered to the public.
  5. IPO ETF

    An exchange-traded fund that focuses on stocks that have recently held an initial public offering (IPO). The underlying indexes tracked by IPO ETFs vary from one fund manager to another, but index IPO ETFs are usually passively managed and contain equities that have recently been offered to the public.
  6. Maritime Law

    A body of laws, conventions and treaties that governs international private business or other matters involving ships, shipping or crimes occurring on open water.
Trading Center