- The weak form of EMH posits that past movements and volume do not affect future stock prices. Believers in the weak form do not believe in Technical Analysis.
- The semi-strong form of EMH posits that stock prices incorporate all public stock information. Believers in the semi-strong form do not believe in Fundamental Analysis and Technical Analysis.
- The strong form of EMH posits that stock prices incorporate all public ...
The genesis of this article came from Alvin Chow of Dr Wealth who make this quote of social media. I was once reminded of the Efficient Markets Hypothesis (EMH). On Investopedia, the definition of EMH is as follows :
"The efficient market hypothesis (EMH) is an investment theory that states it is impossible to "beat the market" because stock market efficiency causes existing share prices to always incorporate and reflect all relevant information."
This theory is broken down into three sub-forms: