In 2022, something broke.
For years, the standard advice was to hold a 60/40 portfolio: 60% stocks and 40% bonds. Many financial advisors recommended this approach as a simple way to invest for retirement.
But in 2022, both parts of the portfolio lost value simultaneously.
The S&P 500 dropped 18%. The Bloomberg Aggregate Bond Index fell 13%.
It was the first time since 1969 that stocks and bonds, which are meant to balance each other, both fell together. Many retirees who thought their portfolios were safe saw losses on both sides. For example, a £1 million nest egg could have shrunk by about £300,000, illustrating the considerable effect of these dual losses.
This was not an unpredictable event. It was a sign that the investment environment had changed.
The issue is that many people still hold a 60/40 portfolio without much thought. Do you know exactly what is in your investment portfolio, pension, or ISA?
The Uncomfortable History Lesson
The last time this happened, it took a decade to recover. This period taught us a key lesson: inflation can corrode every traditional cushion in your portfolio.
Throughout the 1970s, stocks and bonds moved in lockstep—both getting crushed by inflation that neither could hedge against. Paul Volcker eventually broke the cycle by jacking interest rates to 20%, triggering a brutal recession but restoring order.
According to the San Francisco Federal Reserve, over the long term, stocks and bonds have tended to move in the same direction more often than many investors assume, suggesting a modest positive correlation. This means it is not guaranteed that stocks and bonds will move in opposite directions. This relationship depends on the wider economic environment. When inflation is high, both can lose value simultaneously.
The last four decades of falling rates and tame inflation gave the impression that 60/40 was bulletproof.
The 60/40 approach worked well for a long time, but that was mostly due to favorable conditions.
Building a Portfolio That Survives Regime Change
So what actually works?
There is no single asset class that always performs best. Different types of investments do well at different times, depending on the economic cycle.
The key is to understand the role of each asset class and build a portfolio that does not rely on a single set of conditions lasting forever.
Let’s break down the six building blocks of a modern portfolio.
1. Public Equities: The Growth Engine
What they are: Ownership stakes in publicly traded companies.
Stocks are still the main way to build wealth over the long term. Over the past hundred years, they have outperformed other types of investments because they represent ownership in businesses that grow their earnings over time. They areused for:
Growth:
The historical equity risk premium is roughly 4-5% annually above bonds. This suggests that, over the long term, equities tend to deliver higher returns than bonds, driven primarily by earnings growth. Companies reinvest their profits to fund expansion, develop new products, and enter new markets, each of which helps increase their earnings potential. Income: Dividend stocks provide cash flow with growth potential.
The hidden risk nobody talks about:
The S&P 500 is now less diversified than it used to be. The “Magnificent 7” (Apple, Microsoft, Alphabet, Amazon, Nvidia, Meta, Tesla) now represents roughly 30% of the index. A “diversified” index fund is effectively a concentrated bet on big tech and AI continuing their dominance. Ask yourself this: If Big Tech underperforms for five years, how would your current index fund fare? Considering this scenario underscores the need to re-evaluate your investment strategy for true diversification. A practical step you can take immediately is to review your index fund’s top holdings to understand your exposure. This simple action can help you make well-informed choices and explore alternatives that enhance your portfolio’s true diversification.
In 1999, the top five S&P 500 companies represented 18% of the index. Within three years, four of them had lost 50-80% of their value.
Popular companies can eventually fall out of favour. The timing is uncertain.
A practical step is to add equal-weighted funds or international stocks to your core index holdings. For example, Japanese and UK stocks have helped diversify US investors’ portfolios.
2. Fixed Income: The Stability Anchor
What they are: Loans you make to governments or corporations in exchange for interest payments.
Bonds are meant to provide income and help reduce the ups and downs in your portfolio. They are expected to perform differently from stocks.
But this does not always happen.
The sub-classes:
- Government Bonds: US Treasuries are considered “risk-free” (from default, not from loss)
- Corporate Credit: Higher yields but credit risk if companies fail
- Private Credit: Loans to private companies—currently filling the void left by banks retreating from lending
The hard truth:
Bonds have an inverse relationship with interest rates. When rates rise, bond prices fall. For instance, a 1% increase in rates could cause a 30-year bond to lose around 15% of its value, whereas a 2-year note might only drop by about 2%. This illustrates the concept of duration risk: longer-term bonds are more sensitive to interest rate changes than shorter-term bonds. After 40 years of declining rates, which boosted bond returns, we’ve entered a new regime.
Bonds are still useful for income and for protection during periods of falling prices. However, it is risky to assume they will always offset stock losses.
The move:
Shorten duration (less sensitivity to rate changes) and consider TIPS (Treasury Inflation-Protected Securities) for explicit inflation hedging.
3. Cash and Cash Equivalents: The Liquidity Buffer
What they are: Money market funds, Treasury bills, certificates of deposit.
Cash is the safest asset in terms of its face value. You will not lose your original amount.
However, inflation means your money buys less over time, even if the amount remains the same.
- Liquidity: For expenses within 12 months
- Defensive: A safe harbour during extreme volatility
The silent tax:
Inflation is a tax on cash. At 3% inflation, your cash loses a third of its purchasing power over a decade. At 5%, it’s half.
Cash is important for short-term needs and for peace of mind. But keeping too much cash for the long term will likely reduce your wealth after accounting for inflation.
A good rule is to keep enough cash to cover 3 to 6 months of expenses. Any extra money should be invested to grow over time.
4. Real Assets: The Inflation Hedge
What they are: Tangible assets—real estate, infrastructure, commodities, gold.
When inflation is high, real assets often outperform stocks and bonds. The income from these assets, such as rents or commodity prices, usually increases along with the cost of living.
The key players:
- Real Estate: Commercial, industrial, residential properties. Currently seeing a “flight to quality” toward data centers and logistics warehouses.
- Infrastructure: Energy transition and AI data center demand are driving secular growth.
- Commodities: Oil, agriculture, metals—volatile but powerful diversifiers
- Gold: The ancient haven. Historically reduced portfolio drawdowns in the course of market stress
The tradeoff:
Real assets are often harder to sell quickly. For example, selling property can take time, and commodity prices can change a lot in a short period.
Consider this scenario: If you needed funds in 90 days, could this warehouse REIT be sold without a discount? Such questions help weigh real-asset trade-offs and encourage you to test exit scenarios, reinforcing prudent allocation sizing.
You can get exposure to real assets through infrastructure or commodity-related stocks, which are easier to buy and sell. Real Estate Investment Trusts (REITs) also let you invest in property without owning it directly.
5. Alternative and Private Markets: The Hidden Opportunity
What they are: Investments outside public markets—private equity, venture capital, private credit, hedge funds.
It is worth noting that 86% of companies with more than $250 million in revenue are privately owned.
The median company now goes public at age 14, up from age 6 two decades ago. That means most of the value creation—the explosive growth phase—happens before ordinary investors can participate.
When Amazon went public in 1997, individual investors could benefit from its growth from $438 million to $1.5 trillion. In contrast, when companies like SpaceX eventually go public, much of the growth has already happened.
The opportunity:
- Enhanced returns: The “illiquidity premium” compensates for locked-up capital
- Diversification: Private markets have a lower correlation to the public market mood
The tradeoff:
Investing in private markets usually means your money is locked up for several years. Choosing the right manager is very important, as returns can vary widely. Fees are also higher than in public markets.
You can get some exposure to private markets through interval funds or business development companies (BDCs), which are more liquid. Even a small allocation, such as 5-10%, can improve your portfolio’s long-term performance.
A word of warning, though, this type of investment is high risk for potentially high reward. Only get into this type of investing if you are clear about the risk and know what you are doing. They are not suitable for the vast majority of normal investors
6. Digital Assets: The Frontier
What they are: Cryptocurrencies (Bitcoin, Ethereum), stablecoins, and tokenized real-world assets.
Digital assets are a controversial area. Some people see them as speculative, while others believe they represent a new way to store and transfer value.
There is some truth to both views.
How institutions use them:
- Non-correlated alpha: Returns that don’t move with traditional markets
- Asymmetric upside: Small allocations can meaningfully boost portfolio returns during crypto bull markets
The main risk to consider is this:
Bitcoin’s standard deviation has exceeded 1,500% in recent periods. A 5% portfolio allocation can swing your total returns by 10%+ in a year—in either direction. Imagine a situation in which Bitcoin experiences a 90% drawdown. How would such a dramatic shift impact your way of living and financial goals? Scenario planning like this encourages aligning your allocation with your emotional risk tolerance, more than chasing theoretical upside.
There is still uncertainty about regulations, and many digital asset projects may not succeed.
If you want to invest in digital assets, consider keeping your allocation small, such as 1 to 5%. Only invest money you can afford to lose.
The Action Plan
Step 1: Audit your regime sensitivity
Audit your regime sensitivity. Look at your current investments and ask yourself: if inflation stays at 5% for 10 years, which assets in your portfolio will help protect you? If you cannot identify any, you may need to make changes.
Step 2: Identify your inflation protection hole
As a general guideline, the percentage of your portfolio in inflation-protected assets, such as TIPS, commodities, or real assets, should be similar to the number of decades you plan to invest. For example, if you are investing for 30 years, consider allocating 20-30% to these asset types.
Checklist:
– Inventory your current assets.
– Determine percentage exposed to inflation-proof assets.
– Compare your current allocation against your investment timeline.
– Identify gaps in portfolio protection.
– Plan modifications as needed.
Step 3: Explore one alternative this quarter
Choose one asset class you have not invested in before, such as private crypto, infrastructure funds, or a commodities ETF. Learn about it and consider making a small investment. Expanding your investment options can be done step by step.
The Takeaway
No single asset class wins in every environment.
Technology stocks lead in early cycles. Defensive utilities shine in recessions. Commodities spike during inflation. Bonds rally in deflation. Cash preserves sanity during chaos.
Building a modern portfolio is not about guessing which asset will do best next year. It is about creating a system that can handle changes in the investment environment without predicting the future. The portfolio worked for decades until it didn’t.
Your portfolio should be designed to adjust to evolving circumstances.
This article cannot give you specific advice about your own circumstances. However, the only way to deal with this type of problem is to get educated, and this starts with understanding what you already have in your portfolio.
If you found this article helpful, you might enjoy our weekly newsletter. We share more topics on building a life of time and financial freedom at www.building-out.com.
This post is for educational purposes only and does not constitute financial advice. Always do your own research and, if needed, obtain advice from a qualified financial adviser regulated by the FCA.
Good luck on your journey!
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