Glossary term

Active Management

Active management is an investment approach where a manager chooses securities or adjusts a portfolio in an effort to outperform a benchmark or achieve a specific strategy.

Updated

May 16, 2026

Read time

3 min read

What Is Active Management?

Active management is an investment approach where a portfolio manager chooses securities, changes allocations, or makes other investment decisions in an effort to outperform a benchmark or achieve a specific strategy. Instead of simply tracking an index, the manager is making judgments about what to own, what to avoid, and when to make changes.

Active management can apply to mutual funds, ETFs, separately managed accounts, hedge funds, and individual portfolios. The central promise is judgment. The central tradeoff is that judgment usually comes with higher costs, tax consequences, and the risk of underperforming the benchmark.

Key Takeaways

  • Active management relies on manager decisions rather than simply copying an index.
  • The goal may be to outperform, manage risk, follow a specific style, or exploit market inefficiencies.
  • Active funds often have higher fees and trading costs than passive funds.
  • More trading can create tax consequences in taxable accounts.
  • Skill matters, but even skilled managers can underperform for long periods.

How Active Management Works

An active manager may analyze financial statements, valuation, economic conditions, earnings trends, credit quality, interest rates, sector positioning, or technical signals. The manager then builds a portfolio that differs from a benchmark. Those differences are the source of both potential outperformance and potential underperformance.

Some active managers make concentrated stock selections. Others adjust bond duration, sector weights, credit exposure, cash levels, or international exposure. Active management is not one strategy. It is a decision-making framework where the manager has discretion.

Active Management Versus Passive Management

Passive management usually tries to track an index. Active management tries to make choices that differ from the index. That difference affects cost, expectations, and how performance should be judged.

Approach

Main idea

Common risk

Active management

Manager makes portfolio decisions

The manager can be wrong or too expensive

Passive management

Portfolio tracks an index

The investor gets the index's risks and downturns

Neither approach is automatically better in every setting. The question is whether the active strategy has a clear role, a reasonable cost, and a realistic chance to add value after fees and taxes.

Why Active Management Can Cost More

Active management usually requires research, trading, oversight, and portfolio management. Those costs show up through expense ratios, advisory fees, trading costs, and sometimes tax drag. In a taxable account, frequent buying and selling may create capital gains distributions or realized gains.

Higher cost does not make active management bad by itself. It raises the hurdle. The manager needs to add enough value to justify the extra expense and complexity.

When Active Management May Fit

Active management may make sense when a market is less efficient, a strategy needs risk control that an index does not provide, or an investor wants a specific mandate such as income, downside awareness, tax management, or concentrated exposure. It may be less compelling when the strategy is expensive, hard to evaluate, or mostly resembles a cheaper index fund.

The Bottom Line

Active management means a manager is making investment decisions instead of simply tracking an index. It can add value, but the value has to be judged after fees, taxes, risk, and the possibility that the manager's choices do not work.

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