Floating Rate Notes Safer Way to Play Treasuries
Floating-rate Treasury ETFs sit in a useful middle ground for investors who want government backing without taking on much duration risk. The key portfolio distinction is not just that the notes are U.S. government obligations, but that their coupons reset frequently. That makes them behave differently from traditional Treasury funds, which are far more exposed to price declines when rates move up.
For long-term allocators, the point is less about โsafetyโ in the abstract and more about function. These funds can serve as a cash-plus sleeve, a temporary parking place for reserves, or a stabilizer inside a broader fixed-income mix. They are most useful when an investor wants Treasury exposure but does not want to lock in the interest-rate sensitivity that comes with longer maturities.
The tradeoff is that floating-rate notes are not a full replacement for core bonds. Because coupons reset rather than stay fixed, they can lag if short-term yields fall. That means investors are exchanging duration risk for reinvestment risk. In other words, the income stream may adjust quickly, but it does not provide the same ballast as a portfolio of intermediate or long Treasuries when growth slows and rates decline.
ETF structure also matters. A fund built from weekly auctioned notes should generally track its underlying cash-flow mechanics closely, but investors still need to consider bid-ask spreads, holding-period goals, and whether the strategy fits the job they want fixed income to do. Used thoughtfully, floaters can be a practical tool for preserving flexibility while staying inside the Treasury universe.
Outside of cash instruments, thereโs really no such thing as a risk-free bet in financial markets, but U.S. Treasuries are supposedly close. That is assuming interest rates donโt rise. Thatโs exactly what happened in 2022 and part of last year. And that decimated longer-dated U.S. government debt. Fortunately, there are avenues for adding safety to Treasuries. One of the better ideas is floating rate notes.
Colloquially known as โfloaters,โ these bonds are new relative to other forms of debt issued by Uncle Sam. They are accessible via ETFs such as the WisdomTree Floating Rate Treasury Fund (USFR).
One of the kings of the category, USFR did exactly what it was supposed to do when interest rates rose and proceed to remain elevated. Over the past three years, the fund gained 9.5% while the Bloomberg U.S. Aggregate Bond Index โ a gauge heavy on traditional Treasuries โ slid 9%. USFR has other benefits to offer fixed income investors as well.
Understanding USFR Perks
Not surprisingly, USFR was significantly less volatile on an annualized basis than aggregate bond ETFs or longer-dated Treasuries during the aforementioned tightening cycle. That wasnโt luck. Itโs attributable to features inherent with floating rate notes.
โThe volatility of the market price over the entire life of an FRN issue is typically only about two to six cents per $100 par amount,โ according to a 2019 paper by Matthias Fleckenstein of the University of Delaware and UCLA Andersonโs Francis Longstaff. โ(FRNs are) among the most-stable collateral or store-of-value options available in financial markets.โ
Their research pertains to two-year floaters, which are included on the roster of the $17.64 billion USFR. As the academics note, floaters can be considered as safe as cash. But as USFR confirms, itโs possible to generate far more upside with this asset class than can be earned with money market accounts.
Itโs also worth understanding how FRNs are able to deliver to investors significantly lower rate risk. Fortunately, that concept isnโt complex. It boils down to frequent resetting of the interest rates attached to these bonds.
โThe notes have two-year terms. Each week during that term, the interest rate you earn is reset, based on yields at the Treasuryโs weekly auction of 13-week T-bills. The T-bill yield closely tracks the Federal Reserveโs benchmark short-term rate, known as the federal funds rate. The FRN rate is the new T-bill yield plus a โspreadโ set by the Treasury on each FRN issue at auction,โ added UCLA Anderson School of Business.
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