ETFs for the Distribution Phase: Why Individual Bonds & Bond Funds Often Fall Short

As investors enter the distribution phase of their financial lives, the priorities of portfolio construction shift dramatically. Liquidity becomes essential, diversification grows more important, and the ability to meet income needs – sometimes by tapping into principal – must be balanced against risk and market volatility. Fixed income typically becomes a larger share of the overall allocation as time horizons shorten and risk tolerance declines. While individual bonds and bond mutual funds have historically been the primary vehicles for fixed income exposure, each can present meaningful challenges for retirees and near-retirees. In contrast, bond ETFs can offer a blend of flexibility, liquidity, transparency, and tax efficiency that make them particularly well-suited for distribution-phase portfolios. This article explores the limitations of individual bonds, the drawbacks of traditional bond funds, and why ETFs often provide the most practical solution.

Exhibit 1 table

Part 1: The Challenge With Buying Individual Bonds

On the surface, individual bonds appear to offer simplicity and predictability – fixed coupons, stated maturities, and the ability to plan cash flows with precision. However, for most investors in the distribution phase, building and maintaining a portfolio of individual bonds is far more complex and often impractical. A major issue is diversification and properly diversifying across issuers, maturities, and credit qualities. An investor generally needs at least $500,000 dedicated specifically to fixed income to diversify with individual bonds, implying a total portfolio size of roughly $1 million if the target allocation is 50% bonds. Below this level, investors may concentrate too heavily in too few positions, increasing the risk that any single issuer or sector could negatively affect their income or liquidity needs.

Even for larger portfolios, liquidity can remain a significant challenge. Individual bonds trade over the counter, meaning pricing is less transparent and spreads can be wide, particularly during periods of market stress. It is not uncommon for liquidity to dry up entirely when volatility spikes, leaving retirees with the unwelcome choice of holding bonds they would prefer to sell or accepting unfavorable pricing to raise cash. This is especially problematic for distribution-phase investors who may need to generate funds unexpectedly, or whose withdrawal schedules cannot be easily altered.

Additionally, while holding individual bonds to maturity can eliminate mark-to-market concerns, it introduces reinvestment risk as shorter maturities roll off. When that happens, a retiree may be forced to reinvest proceeds into an interest-rate environment that is less favorable than before. Managing ladders across a wide range of maturities requires ongoing attention, and longer-term bonds – often purchased for higher yields – increase exposure to duration risk. For those without large portfolios or the ability to withstand illiquidity, the complexity and cost of managing individual bonds often outweigh the perceived benefits.