Why Portfolio Construction Fails When It Ignores People
In wealth management, what appears on an investment statement is only a fragment of the full picture. Traditional portfolio construction treats risk as something that exists solely within financial assets, allocating stocks, bonds, and alternatives investments as though investors arrive as blank slates. In reality, investors come with careers, income streams, business interests, pensions, and illiquid holdings that materially shape their financial lives.
Human capital, the present value of future earnings, is often the largest asset an individual owns, particularly early in life. Held-away assets, including private businesses, employer stock, real estate, and deferred compensation, further complicate the risk landscape. When these elements are ignored, portfolios may appear diversified on paper while quietly concentrating risk in practice. Completion portfolios exist to address this gap, constructing financial portfolios not in isolation, but in the context of total economic wealth.
Human Capital as a Financial Asset
Human capital can be analyzed using the same framework applied to traditional financial assets. It represents a stream of future cash flows, discounted to present value based on risk and uncertainty. The stability of those cash flows determines whether human capital behaves more like a bond or more like equity. ¹
For example, individuals with stable and predictable income, such as government employees, tenured academics, or workers with strong union protections, effectively hold bond-like human capital. Their income streams are relatively insulated from economic cycles. In contrast, entrepreneurs, commission-based professionals, and business owners have income that fluctuates with market conditions, making their human capital equity-like in nature. ²
This distinction matters as research in financial economics demonstrates that investors whose labor income is volatile and correlated with market risk should optimally allocate less to risky financial assets.³ When income risk is ignored, portfolio construction can unintentionally amplify total household risk rather than diversify it.
Age and the Changing Nature of Risk Capacity
Human capital is not static; its value and risk characteristics evolve over time. Early in life, future earnings dominate the household balance sheet, often dwarfing investable assets. As working years pass, human capital declines and financial capital becomes the primary driver of long-term security.
Lifecycle finance research shows that this transition meaningfully alters optimal portfolio risk.⁴ Younger investors often have greater capacity to absorb volatility, while older investors face asymmetric consequences from losses as financial assets replace labor income. A portfolio that remains unchanged through this transition ignores the declining ability to recover from adverse outcomes.
Risk tolerance questionnaires often remain constant, but risk capacity does not. Portfolios that fail to adapt to these circumstantial changes risk being anchored to outdated assumptions about an investor’s economic resilience.
Held-Away Assets and Invisible Concentration
Beyond income, held-away assets materially affect an investor’s exposure to risk. These assets are frequently excluded from portfolio construction despite their size and influence. Concentrated employer stock, private businesses, real estate holdings, pensions, and deferred compensation all embed specific risk factors such as equity exposure, interest-rate sensitivity, liquidity risk, and correlation to economic cycles.
For example, a conservative investment portfolio may coexist with substantial equity exposure through a privately owned business or stock-based compensation. Conversely, a defined benefit pension provides bond-like cash flows that reduce overall portfolio risk, often justifying greater exposure to growth assets elsewhere. ⁵
Ignoring held-away assets creates blind spots. What appears diversified in isolation may be highly concentrated when viewed holistically.
Completion Portfolios as a Practical Solution
Completion portfolios are designed to complement, not duplicate, an investor’s existing exposures. Rather than optimizing a single account, they seek to balance risk across the entire household balance sheet by incorporating human capital, held-away assets, and investable financial capital.
This approach reframes portfolio construction. The objective is not to maximize returns within a narrow sleeve of assets, but to align total risk with long-term goals and constraints. Two investors with identical financial portfolios may require very different allocations once their income sources and off-balance sheet assets are considered.
Completion portfolios acknowledge that diversification occurs across life circumstances as much as it does across securities.
Why Cookie Cutter Portfolios Fail Quietly
Model portfolios assume that investors are interchangeable. They tend to rely on standardized risk classifications that ignore meaningful differences in how wealth is earned, held, and exposed to uncertainty. Research consistently shows that optimal asset allocation depends on labor income risk, correlation, and lifecycle stage.⁶
When these factors are excluded, portfolio recommendations can feel comforting while embedding structural fragility. Failure is rarely dramatic, instead it appears during stress, when market declines coincide with income disruption or liquidity needs that were never modeled. Personalization is not complexity for its own sake, it’s risk management grounded in reality.
A Broader Definition of Wealth
Human capital and held-away assets explain why investors with similar portfolios experience vastly different outcomes. They highlight the limitations and the danger of evaluating success based solely on account balances. Wealth is not a number, but a relationship between resources, obligations, flexibility, and time.
At Westmount Wealth Management, we do not build portfolios in isolation. Where appropriate, we build completion portfolios designed around our clients’ lives, not templates. Our approach integrates evidence, humility, and a recognition that risk rarely announces itself where it ultimately resides.
True diversification begins by understanding where risk already lives.
This information has been prepared by Damir Alnsour, MBA, CFA, CFP®, TEP, FCSI® who is Head of Portfolio Management, Portfolio Manager, Financial Planner for Westmount Wealth Management Inc. Westmount Wealth Management Inc. is registered as a Portfolio Manager in British Columbia, Alberta, and Ontario. Westmount Wealth Planning Inc. is a subsidiary of Westmount Wealth Management Inc.
This material is distributed for informational purposes only and is not intended to provide personalized legal, accounting, tax, or specific investment advice. Please speak to a Westmount Wealth Advisor regarding your unique situation.
Bodie, Zvi, Robert C. Merton, and William F. Samuelson. “Labor Supply Flexibility and Portfolio Choice in a Life-Cycle Model.” Journal of Economic Dynamics and Control, vol. 16, no. 3–4, 1992, pp. 427–449.
AnalystPrep. “Characteristics of Human Capital and Financial Capital.” CFA Level III Study Notes, AnalystPrep, http://www.analystprep.com/study-notes/cfa-level-iii/characteristics-of-human-capital-and-financial-capital/.
Benzoni, Luca, Pierre Collin-Dufresne, and Robert S. Goldstein. “Portfolio Choice over the Lifecycle when the Stock and Labor Markets Are Cointegrated.” The Journal of Finance, vol. 62, no. 5, 2007, pp. 2123–2167.
Viceira, Luis M. “Life-Cycle Funds.” Wharton School Working Paper, University of Pennsylvania, 2009.
Milevsky, Moshe A., and Alexandra C. Macqueen. Pensionize Your Nest Egg. Wiley, 2010.
Campbell, John Y., and Luis M. Viceira. Strategic Asset Allocation: Portfolio Choice for Long-Term Investors. Oxford University Press, 2002.
