Motley Fool Money
Episode: How to Review and Rebalance Your Portfolio
Date: December 20, 2025
Host: Robert Brokamp
Guest: Sean Gates, Certified Financial Planner

Episode Overview

This episode, hosted by Robert Brokamp, focuses on a timely personal finance topic: how individual investors should review and rebalance their portfolios as the year ends and new year begins. Certified financial planner Sean Gates joins the discussion, offering a practical, experience-driven approach to evaluating portfolio health, establishing target allocations, benchmarking, and deciding when and how to rebalance. The tone is pragmatic, occasionally humorous, and always geared toward empowering listeners to make sensible investment decisions aligned with their personal goals and risk tolerance.

Key Discussion Points & Insights

1. Economic & Market Outlook Highlights

• K-Shaped Economy and 2026 Outlook

  • Brokamp references Schwab's stock and economy outlook to set the scene, emphasizing the continuing divergence between higher and lower income Americans (the "K-shaped" economy).
    • "The result is a split personality in confidence. Textbook K." (Robert Brokamp quoting the Schwab report, 01:56)
  • Despite gloomy consumer sentiment ("vibression"), GDP growth is expected due to July's "One Big Beautiful Bill," but federal debt will rise.

• Inflation & Living Standards

  • Market Watch analysis notes a 25% rise in prices over five years for essentials (housing, food, transportation), with incomes up 27%—leaving many feeling "behind" as standards of living barely improve.
    • “Standing still is not enough. Most would like to see their standard of living improve over a five-year span. Thus, they feel like they're falling behind.” (Robert Brokamp quoting Alicia Munal, 03:53)

• Retirement & Longevity Myths

  • Brokamp debunks the myth that retiring earlier always leads to a longer life. Actual research shows working longer is better correlated with longevity, especially in those with good health.
    • “Finka and Blanchett found that people who continue working lived longer than those of the same age who had retired.” (Robert Brokamp, 04:21)

2. Starting Your Portfolio Review (06:01–09:44)

• Have a Target Allocation First

  • Sean Gates strongly recommends that portfolio review starts with understanding your target allocation, which should be based on risk tolerance and capacity.
    • “If you don't have a target, you don't know what to rebalance towards.” (Sean Gates, 07:00)
  • The target can be formal (like an investment policy statement) or informal, and could be the classic 60/40 stocks-bonds split or something else.

• Investor Psychology & Market Timing

  • Gates notes many investors’ sense of comfort is tied to bull markets. He reminds listeners that portfolio rebalancing needs are highly individual and must account for personal goals, not just market highs.
    • Brokamp: "You may feel pretty good right now, but you may be feeling good because the market is doing well?" (07:40)
    • Gates: “Valuations is something to consider when you're thinking about rebalancing...but you have to go through a lot of education for someone to help guide them.” (08:03)

• Asset Allocation & The “Quilt Chart”

  • Gates and Brokamp describe the visual “quilt chart,” illustrating how different asset classes outperform or underperform in various years.
    • "You could look at 2024 and see that gold did very well that year, you know, up 20%, but then bonds were negative 5%...A well-diversified portfolio is usually going to fit somewhere in the middle." (Sean Gates, 08:45)
  • Asset allocation smoothes returns and manages volatility—key for long-term goal achievement.

3. Real-World Complications: Individual Stocks and Benchmarking (09:44–13:29)

• High Concentration in Individual Stocks

  • Gates shares that many investors, especially in the Fool community, may have high (even 50%+) concentrations in a single stock. This requires special consideration and may not fit classic allocation models.
    • “If you looked at a quilt chart for Apple, it's like, how do you proxy that against broad asset classes?” (Sean Gates, 10:51)

• Benchmarking Wisely

  • Gates and Brokamp agree that benchmarking against the S&P 500 is often inappropriate for diversified portfolios, as they may include bonds, international stocks, cash, etc.
    • “Is it more important just to make sure you have enough money to accomplish your financial goals?” (Brokamp, 11:18)
    • “The most important thing [is] are you achieving the rate of return for the level of volatility that you're comfortable with towards your goal achievement.” (Sean Gates, 11:35)
  • Overreliance on benchmarks can cause dangerous overexposure to risk by encouraging all-in S&P 500 investing.

• Performance Chasing Risks

  • Gates explains the risk of firing money managers who underperform the S&P 500, leading to destructive performance chasing.
    • “[It’s] a version of chasing performance and you can trap yourself in that way.” (Sean Gates, 13:30)
  • Even when the S&P 500 underperforms (as in international stocks or gold in certain years), diversification pays off over time.

4. Practical Portfolio Maintenance (13:29–18:51)

• How To Evaluate Individual Investments

  • For mutual funds or ETFs: compare with similar category peers over 3–5 years.
  • For index investors: fewer holdings, less need for line-by-line review.
  • For stock pickers: allow underperformers time to recover, mind tax location when deciding what to trim or sell.

• Annual vs. Less Frequent Rebalancing

  • Gates supports a more relaxed approach:
    • "If you said every two years I'm going to rebalance, I think that's perfectly fine...There's no forced mechanism of rebalancing." (Sean Gates, 17:06)
    • Check semi-annually, but act only when necessary, especially when an individual holding becomes too large (20%+).

• “Water Your Flowers, Not Your Weeds”

  • Let winners run longer rather than forcing strict rebalancing.
    • "Things that are doing well tend to do well. There's a bit of momentum there." (Sean Gates, 16:58)

• Use Cash Flows To Rebalance

  • Brokamp recommends redirecting new contributions to underweight assets, selling overweight assets to meet withdrawals, or stopping dividend reinvestment in overweighted holdings.
    • "You sell your overweighted assets...use that cash to buy something that you need a little bit more of." (Robert Brokamp, 18:19)

5. Behavioral Insights: The Dangers of Over-Tinkering (18:51–20:50)

• Avoid Over-Managing Your Portfolio
  • Gates believes that investors who tinker less tend to do better. Review more often than you act.
    • “By and large, the people who just don't mess with their account very much tend to do better than the people who are over tinkering with their portfolio.” (Sean Gates, 18:51)
• The Value of a Conservative Allocation
  • Maintaining some conservative holdings (like bonds or cash) can help investors avoid panic selling and provides flexibility in turbulent markets.
    • “You should always have some amount of conservatism in your portfolio to make a positive movement.” (Sean Gates, 20:40)
  • Gates shares how “using the conservative element to ‘make a positive action’” helps clients avoid sudden all-cash moves during market turmoil.

Notable Quotes & Memorable Moments

• On Diversification & Asset Allocation:

  • “A well diversified portfolio just kind of rides along in the middle, it's never the number one, it's never the bottom, but it's a nice smooth ride.” (Robert Brokamp, 09:44)

• On Inappropriate Benchmarking:

  • “…people are getting over their ski tips in terms of risk taking because everyone thinks you can just put everything in the S&P 500. Look, it's done 10% every year. And that's not appropriate for your level of risk or your goal set.” (Sean Gates, 12:10)

• On Letting Winners Run:

  • "I have grown an affinity to the foolish philosophy of watering your flowers, not your weeds." (Sean Gates, 16:58)

• On Rebalancing Frequency:

  • “I'm actually cool with a slower rebalancing process.” (Sean Gates, 16:58)

• On Behavioral Management in Turbulent Times:

  • "The people I can talk off the ledge better is usually someone who has a conservative element in their portfolio." (Sean Gates, 19:42)

Timestamps for Important Segments

• Opening market/economic analysis: 00:08–04:33
• How to establish and review target allocation: 06:01–09:44
• Individual stocks, benchmarking, and behavioral risks: 09:44–13:29
• Reviewing individual holdings, when and how to rebalance: 13:29–18:51
• Behavioral finance insights, importance of conservatism: 18:51–20:50

Tone & Takeaways

Throughout the episode, Brokamp and Gates blend expert knowledge with a conversational, relatable tone. They stress the importance of investor self-awareness, the risks of chasing benchmarks or over-managing portfolios, and the practicality of using cash flows and calm, periodic reviews to guide rebalancing. The “foolish philosophy” values investing peace of mind, patience, and making measured moves aligned with long-term objectives—not with market headlines or peer comparisons.

Essential Advice

1. Set a target allocation that reflects your goals and risk comfort.
2. Rebalancing need not be rigid—review semi-annually or annually, but act only as appropriate.
3. Diversification and some conservative holdings curtail bad behavior in tough markets.
4. Ignore the S&P 500 as your sole benchmark if your portfolio has multiple asset classes.
5. Less tinkering often leads to better long-term results.

For investors preparing for 2026, this episode delivers both the rationale and the roadmap for thoughtful, goal-based portfolio management and a calm, Foolish approach to rebalancing.