History & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConGames & QuizzesVideosToday in HistoryDictionaryHistory & Society
  • History
  • Philosophy & Religion
  • Politics, Law & Government
  • Society & Social Issues
Science & Tech
  • Health & Medicine
  • Science
  • Technology
Biographies
  • Browse Biographies
Animals & Nature
  • Birds, Reptiles & Other Vertebrates
  • Environment
  • Fossils & Geologic Time
  • Insects & Other Invertebrates
  • Mammals
  • Plants
Geography & Travel
  • Geography & Travel
Arts & Culture
  • Entertainment & Pop Culture
  • Literature
  • Sports & Recreation
  • Visual Arts
Image GalleriesPodcastsSummariesTop QuestionsBritannica Kids
Britannica Money
Personal Finance
Investing
Trading
Retirement
Companies
Biographies
Finance & the Economy
Britannica Money Logo
About UsPrivacy PolicyTerms & Conditions
Ā© 2026Ā EncyclopƦdia Britannica, Inc.
Investing

Portfolio Management

Concentration risk management
Investing
Concentration risk: When winners (and company shares) take over your portfolio
Good eggs may need more baskets.
Treasury securities
Investing
Treasury securities: Bonds, notes, and bills
Different maturities, same ā€œfull faith and creditā€ guarantee.

Recently Updated

  • Why corporate governance matters in ESG investingGuardrails for doing good.
  • AI wants the keys to your portfolioShould you let an algorithm make decisions with your money?
  • Investing with your valuesESG and related strategies can help green up your portfolio.

See All

4 strategies for investing in AI stocks
The intelligence is artificial; the investment opportunities are real.
6 ways to start investing on a budget
Grow your portfolio without breaking the bank.
AI wants the keys to your portfolio
Should you let an algorithm make decisions with your money?
Absolute return strategy: Targeting portfolio growth with less volatility
Is it possible to see positive returns in any kind of market?
Beta, benchmarks, and risk: Measuring volatility
Plus 4 ways to use beta beyond vol.
Compounding interest and investment returns: The incremental approach to building wealth
Time is money.
Concentration risk: When winners (and company shares) take over your portfolio
Good eggs may need more baskets.
Creating your own ESG fund: A practical guide for investors
Align your investments with your priorities.
Cycle race: How sector investing can help investors navigate bull and bear markets
It can smooth performance.
ESG investing trends: Performance, debates, and more
Investing with a green thumb.
Financial advisor or DIY? Finding the right balance
You can outsource tasks, but you canā€™t outsource responsibility.
Financial advisors: What are they and do you need one?
Thereā€™s no right or wrong answer.
Financial benchmarks: Does your portfolio measure up or fall short?
A scorecard for your investments.
Fractional shares: Slicing stock into bite-size pieces
No long-division calculations necessary.
How to build an investment policy statementā€”even if you donā€™t have a financial advisor
Your money; your road map.
How to invest according to your values or your faith
Aligning your money and your beliefs.
How to start investing while repaying student debt and loans
An early start can make a big difference.
How value at risk (VAR) helps estimate investment losses
The science of worst-case comfort.
In search of alpha: Hard to prove; hard to sustain
Alpha is in the eye of the beholder (and the fund manager).
In the market for a financial advisor? Here are 8 questions to ask
Due diligence starts with you.
Investing for beginners: Stocks, bonds, alternatives, & risk
A Britannica Money Learning Journey
Investing with a robo-advisor
A cyber-financial planner.
Investing with your values
ESG and related strategies can help green up your portfolio.
Investment types: Your building blocks for diversification
Stocks, bonds, funds, and moreā€”mix, match, and customize.
Is 60/40 dead? An asset allocation method hits hard times
Is it time to adjust?
Micro-investing: Your gateway to financial empowerment?
Mighty oaks grow from tiny acorns.
Need financial guidance? Here are 4 types of financial advisors
Which (if any) is right for you?
Portfolio beta weighting: What it is, why it matters, and how to use it
Your portfolioā€™s volatility in a single number.
Portfolio diversification: What investors need to know
A long-term strategy to balance risk and reward.
Ready to invest? A beginnerā€™s guide to managing a portfolio
A Britannica Money Learning Journey
Regulation Best Interest: A rule to protect investors
Your broker-dealer is required to be on your side.
Risk vs. reward: The first step toward measuring and managing risk
Keep your balance.
Should I try to time the market? Tops, bottoms, and trends
Timing your trades? Donā€™t get clocked.
Should you pay a financial advisor? 4 fee types and how they work
Fee structure drives incentives.
Systematic risk: The PRIME forces that move markets
You canā€™t just diversify them away.
Tax-loss harvesting: Maximizing tax efficiency in your investment portfolio
Strategies for capital gains and loss optimization.
The great debate: How growth vs. value stocks differ and why each could be worth owning
Itā€™s the ultimate argument among stock investors.
Thinking about socially responsible investing? Hereā€™s what to know
The E, S, and G.
What is a fiduciary financial advisor?
Putting the clientā€™s interest first at all times.
What is dollar cost averaging?
Getting more for your money over the long haul.
Why corporate governance matters in ESG investing
Guardrails for doing good.
Why stars are becoming dealmakers
For many celebrities, the next act is investing.
SUBSCRIBE