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Bogleheads® wiki
- Investing Advice Inspired by John Bogle

Welcome

John Bogle at BH16.jpg
John Bogle
(1929 - 2019)
Forum posts
Welcome to the Bogleheads® wiki, a collaborative undertaking by members of the Bogleheads Community. This wiki is a reference resource for investors. Bogleheads emphasize starting early, living below one's means, regular saving, broad diversification, and sticking to one's investment plan.

If all this seems a bit overwhelming, relax and don't panic. A good place to begin is getting started (or getting started for non-US investors). Returning visitors may be interested in our new pages.

Getting started

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Today's featured article

An Investment policy statement (IPS) is a statement that defines general investment goals and objectives. It describes the strategies that will be used to meet these objectives and contains specific information on subjects such as asset allocation, risk tolerance, and liquidity requirements.

Consider the use of a simple investing plan (see below):

  • For investors challenged by the complexity of an Investment Policy Statement
  • When the investment objectives don't justify the effort needed to create an Investment Policy Statement (more...)

This week in financial history

May 3:

May 5:

  • 1979 - The first modern leveraged buyout using high-yield junk bonds, a $381 million deal to take Houdaille Industries private, is completed by Kohlberg, Kravis, Roberts & Co. Source: George P. Baker and George David Smith, The New Financial Capitalists: Kohlberg Kravis Roberts and the Creation of Corporate Value (New York: Cambridge University Press, 1998), pp. 71.

May 5:

May 6:

  • 1929 - The first trading session took place on the Luxembourg Stock Exchange. Source: Luxembourg Stock Exchange History
  • 2010 - In a technical market disturbance known as the "flash crash", the Dow Jones Industrial Average suffered its worst intra-day point loss, dropping nearly 1,000 points before partially recovering. Source

May 7:

May 8:

May 9:

  • 1894 - Benjamin Graham, considered the father of value investing, and coauthor/author of classic investment texts, Security Analysis (1934) and The Intelligent Investor (1949) was born on May 9, 1894 in London, U.K Source:Benjamin Graham, Wikipedia
  • 1972 - The final version of a study by Fisher Black and Myron Scholes introducing the Black-Scholes Option Pricing Formula was received by the Journal of Political Economy. This study specified the first successful options pricing formula (mathematics of option pricing, dynamic hedging strategies using options and other derivatives) and described the general framework for pricing derivative securities. The formula is one of most important mathematical tools in the modern theory of finance. Sources: Business history of Wall Street; The Pricing of Options and Corporate Liabilities. Journal of Political Economy, Vol. 86, p.637.

Can't find what you're looking for?

Use the wiki's Search box. Or, start from a top-level overview using Site navigation. A complete article list is also available.

You can search or register to ask a question on the Bogleheads forum, or browse recent posts from the Bogleheads' home page or our blog. We're also on Facebook.

Our Canadian sister site, Financial Wisdom Forum, and its finiki, the Canadian financial wiki has a similar focus, many like-minded members, and may be of interest as well.

We also have a sister site in Spain, Bogleheads® España (en español).

Contributing to the wiki

Anyone can read the wiki. If you would like to edit it, you must first join the Bogleheads forum. Once you've joined, send a private message requesting access, and you can then become an editor. Information on editing the wiki is available on the left sidebar of every wiki page. Suggestions are welcome by posting in Suggestions for the Wiki.

If you see content in need of improvement, or a new page on a topic not yet covered, consider becoming an editor so that you can contribute to the site. If you find yourself writing a reply to a forum question that's been discussed a number of times before, consider creating a wiki page with the answer. Then you and others can reply to subsequent questions on that topic with a link and a quote of your text. That way, the Bogleheads Community both preserves our knowledge base and makes it more accessible, particularly to those using search engines.