Archive · 23 Aug 2026
Why Active Funds Struggle to Consistently Generate Alpha
Alpha means earning more than a suitable market benchmark.
The article says active funds often have trouble doing this for a long time.
A 2025 report found that nearly three-fourths of large-cap active funds fell behind a blended benchmark over 10 years.
Fund managers usually have similar qualifications and access to the same public information.
This makes it harder to explain performance differences through skill alone.
Luck can therefore have a major effect on results.
Markets may contain mispriced stocks, but those opportunities often disappear quickly as investors compete for them.
A fund can underperform even when its manager is skilled.
If that happens while someone is saving for an important life goal, they may end up with less money than needed.
Nearly three-fourths of large-cap active funds underperformed a blended LargeMidCap benchmark over 10 years, according to the 2025 SPIVA report.
Alpha is the excess return a portfolio earns over an appropriate benchmark and reflects both skill and luck.
Similar credentials and access to public information have narrowed differences in portfolio managers’ skill levels.
Efficiently inefficient markets make it difficult to identify mispriced stocks consistently before competing investors do.
Underperformance during the period tied to a life goal can create a shortfall in the wealth needed to achieve that goal.
- Who
- Large-cap active funds, portfolio managers, and investors.
- What
- The article examines why active funds have difficulty consistently outperforming their benchmarks and generating alpha.
- When
- The report cited is the 2025 SPIVA report; the article was published on August 23, 2026.
- Why
- Similar skill and information levels among managers, combined with quickly disappearing market mispricing and the role of luck, can make sustained outperformance difficult.
- Report
- 2025 SPIVA report
- Performance finding
- Nearly three-fourths of large-cap active funds underperformed a blended LargeMidCap benchmark over 10 years.
- Alpha definition
- The excess return of a portfolio over an appropriate benchmark.
- Skill factors
- Knowledge and information.
- Information access
- Market participants can use publicly disseminated information to make investment decisions.
- Market structure
- Markets are described as inefficient because assets can be mispriced, but efficient because mispricing may not last long.
- Potential consequence
- Underperformance during a life-goal investment period can produce a shortfall in terminal wealth.