Understanding Inflation Hedges: A Beginner's Guide to TIPS, Commodities, and Infrastructure Exposure

Why Inflation Protection Is Back in Focus

Wednesday's release of the latest Consumer Price Index puts inflation squarely in the spotlight for markets. The headline CPI is expected to land near 3.6% for September, a figure pushed up partly by energy cost increases tied to the ongoing conflict with Iran. While the rate has fallen well below the 9.1% peak recorded in 2022 — a spike driven by the pandemic-era supply shock — it remains comfortably above the Federal Reserve's 2% target. The PCE index, the Fed's preferred measure, showed a 3% core reading in August.

Consumer sentiment is tracking the same direction. The New York Fed's Survey of Consumer Expectations revealed that the one-year inflation outlook climbed to 3.9% in September, the highest reading since May 2023. For traders and investors, the practical question is how to build a portfolio that is not blindsided if prices keep creeping higher.

How TIPS Work — and Why They Underperformed This Year

Treasury Inflation-Protected Securities (TIPS) are often the first asset mentioned when the conversation turns to inflation hedging. The mechanics are straightforward: the bond pays a fixed coupon, but its principal value adjusts upward (or downward) in line with inflation. Those adjustments are based on the non-seasonally adjusted CPI for All Urban Consumers, applied with a three-month lag. The practical effect is that interest is calculated on a rising principal, giving the holder a cushion that a conventional Treasury does not provide.

Despite that design, TIPS have not rewarded investors this year. The iShares TIPS Bond ETF, which tracks the ICE U.S. Treasury Inflation Linked Bond Index, has posted a total return of roughly −1.16% year-to-date. The culprit is not a spike in inflation expectations but a sharp rise in real yields — the nominal yield minus expected inflation. With the 10-year Treasury note recently touching multi-year highs near 5.3%, bond prices fell across the board, and TIPS were no exception.

That same rise in real yields, however, has made TIPS more attractive going forward. The 10-year TIPS yield closed at 2.951% on October 5 and is currently trading around 2.87%, levels last seen in November 2008, according to Tradeweb data. Jason Draho, head of asset allocation Americas at UBS Global Wealth Management, noted that at current rate levels the asset class is becoming "interesting" for allocation purposes.

R.J. Gallo, chief investment officer of global fixed income at Federated Hermes, offered a more technical explanation for the losses: the income generated by TIPS coupons was simply not enough to offset the price declines driven by climbing real yields. He pointed to strong economic growth and a U.S. fiscal deficit hovering near 6% of GDP — a level that forces the government to borrow heavily — as the underlying drivers.

Managing Duration Risk in a TIPS Portfolio

Draho cautioned that TIPS with maturities of ten years or longer carry significant duration risk. Buying long-dated TIPS is, in his words, a large bet that interest rates will not climb further. One practical way to reduce that risk is to hold individual TIPS rather than a fund locked to a benchmark index duration. Investors can construct a TIPS ladder, matching maturities to anticipated income needs over the coming decade. Holding any individual TIPS to maturity guarantees receipt of the greater of the original principal or the inflation-adjusted amount, though interim price volatility is unavoidable.

Greg Sharenow, a PIMCO portfolio manager, highlighted the appeal of short-duration TIPS as a defensive play. He observed that over the past five to seven years the market has now experienced its third supply shock, and in each instance realized inflation ended up higher than what had been priced in. He added that while PIMCO's base case is for inflation to eventually decline, that timeline keeps getting pushed out by new real-world events. For investors wanting shorter-duration exposure, options include the Vanguard Short-Term Inflation-Protected Securities ETF, the iShares 0-5 Year TIPS Bond ETF, and the PIMCO 1-5 Year U.S. TIPS Index ETF.

Commodities as a Natural Inflation Hedge

TIPS are not the only tool in the inflation-protection toolbox. Rick Rieder, BlackRock's chief investment officer for global fixed income, advocates a multi-asset approach that layers in equities, commodities, and alternative assets to create balance. He described the strategy as adding more income-generating exposure, keeping interest-rate risk moderate, and using alternatives to smooth overall portfolio returns.

Draho specifically points to long-term asset-allocation research that includes the high-inflation environment of the 1970s. His conclusion: over extended periods, commodities help reduce risk and improve diversification, and their benefits are most pronounced when inflation overshoots expectations. Rather than picking individual commodities — a task he considers difficult given that gold and oil tend to shine under different economic and monetary-policy scenarios — he recommends owning a consistently rebalanced basket. ETFs that fit that approach include the Invesco Optimum Yield Diversified Commodity Strategy ETF (PDBC) and the iShares S&P GSCI Commodity-Indexed Trust (GSG).

The economic logic behind commodity exposure is what Sharenow calls "price pass-throughs": the degree to which companies can shift rising input costs onto customers through higher prices. That pass-through mechanism is inherently beneficial to commodity producers and, by extension, to investors holding those assets.

Infrastructure: The Overlooked Inflation Play

Another asset class Draho highlights is infrastructure — operators of roads, ports, bridges, and other hard physical assets. Companies in this space function as "toll takers," collecting long-term revenue under contracts that frequently include inflation riders or built-in price adjustment clauses. That contractual structure gives infrastructure cash flows a natural link to the inflation rate, making the sector a structural hedge.

For investors seeking diversified exposure, the iShares Global Infrastructure ETF (IGF) and the ProShares DJ Brookfield Global Infrastructure ETF (TOLZ) are two vehicles that bundle a range of infrastructure names into a single tradeable product.

Putting It All Together

For those who prefer a single vehicle that blends TIPS, commodities, gold, and real estate investment trusts, several multi-asset inflation-protection funds exist, including the State Street Multi-Asset Real Return ETF, the Fidelity Strategic Real Return Fund, and the PIMCO Inflation Response Multi-Asset Fund. Sharenow, who manages the PIMCO fund, explained that the goal is to hold a number of different exposures so the portfolio delivers a balanced return without needing to pinpoint the single best asset class at any given moment. In that fund, TIPS carry the heaviest weighting, followed by commodities.

None of the analysts quoted are issuing an alarm on inflation. Draho's framing is more measured: the risk is that another supply-side shock could push prices higher, and it makes practical sense to add protection against that scenario. For traders and long-term investors alike, understanding how each of these asset classes responds to rising prices — and the specific risks they carry, from duration in TIPS to timing in commodities — is the first step toward building a portfolio that can weather the next inflation surprise.