Latest / Bull Market Conversations with Fexingo: Rallies, Momentum, and Riding Market Strength / How Bull Markets Are Reshaping Corporate Bond Markets in 2026
Transcript
- Lucas: So the S&P 500 closed yesterday at 7,440, up another 1 percent on the week. And you look at the bond market and you see something that feels almost too comfortable. Luna: Too comfortable how? Are we talking about yields or spreads? Lucas: Spreads specifically. The gap between investment-grade corporate bonds and Treasuries has been narrowing for months now. We're at levels that historically don't leave much room for error. Luna: Right, because if the economy stumbles, those spreads blow out fast. But right now, real GDP growth is running at 2.1 percent annualized, and the Fed funds rate is at 3.63 percent and holding steady. Lucas: Exactly. The macro backdrop is solid. Companies are issuing debt like crazy — especially in the tech and healthcare sectors — to fund share buybacks and acquisitions. And with yields this low, investors are hungry for any extra basis points they can get. Luna: That's why you're seeing flows into bbb rated bonds, right? That's the sweet spot for yield without going full high-yield. Lucas: Precisely. BBB is the lowest rung of investment grade, and it's become the battleground. In the first half of 2026, issuance in that category is up something like 40 percent year-over-year. Companies are basically saying, 'We can borrow cheaply, so let's lock it in.' Luna: But that also means the quality of the BBB bucket is deteriorating. You've got some firms that are really borderline — one downgrade away from falling into junk territory. Lucas: That's the classic risk in a bull market. When everything looks good, everyone stretches for yield. And the bond market is starting to price in a bit of complacency. You can see it in the way high-yield spreads have compressed too. Luna: Yeah, the five-day move on the Russell 2000 was up 1.2 percent, which tells you risk appetite is still strong. Small caps and high-yield tend to move together. Lucas: And speaking of that risk appetite — if today was actually useful to you, the way these stay ad-free is listener support. It's buy me a coffee dot com slash fexingo. Luna: Yeah, we keep it going because listeners chip in. It's that simple. Lucas: So back to the bond market — one thing I find interesting is how passive bond ETFs have changed the game. You've got billions flowing into funds that track the broad investment-grade index, which means they're forced to buy whatever bonds are in the index, including the weaker BBB names. Luna: That creates a kind of artificial demand. But if sentiment shifts and money starts flowing out, those ETFs have to sell. And that could amplify any selloff. Lucas: Exactly. It's a liquidity risk that didn't exist a decade ago. And we saw a preview of it in March 2020, when even Treasury bonds had moments of dysfunction. The corporate bond market is much bigger now, and the ETF structure is still relatively untested in a real downturn. Luna: So what's the play for an investor who wants to stay in bonds but not get caught offside? Lucas: I think you have to be more active than usual. Look at the actual credit quality of the bonds in your fund, not just the yield. Some active managers are overweighting single-A and triple-B, but they're avoiding the riskiest double-Bs that are masquerading as investment grade. Luna: And duration is another factor. With the Fed on hold at 3.63 percent, the yield curve is still pretty flat. You're not getting paid much to go long. Lucas: Exactly. The ten-year Treasury is around 4.2 percent, so the spread over the fed funds rate is only about 60 basis points. That's not a huge premium for locking up your money for a decade. Investors are better off staying in the 2-to-5-year part of the curve, where you get most of the yield with less price volatility. Luna: And that's exactly what the big institutional money is doing. Pension funds and insurers are still buying long-duration to match liabilities, but the average retail investor might be better off in shorter maturities. Lucas: Let's also talk about the international angle. With the ECB and Bank of Japan still in easing modes, global investors are piling into U.S. corporate debt for the yield pick-up. That's been a big driver of demand. Luna: Right, because even with the Fed holding at 3.63 percent, you're getting more than you would on German bunds or Japanese government bonds, which are still near zero. Lucas: That foreign demand has been a stabilising force. But it also means the market is more sensitive to currency moves. If the dollar weakens, those foreign buyers might pull back. Luna: So you're saying the bull market in bonds is partly a function of global yield hunting, not just domestic fundamentals. Lucas: Absolutely. And that makes it more fragile. Because if the dollar starts to decline, or if global central banks change course, that source of demand could dry up quickly. Luna: What about the high-yield side? We've seen a 5.2 percent move in ARKK this week, which suggests speculation is alive and well. Does that bleed into bonds? Lucas: It does. High-yield issuance has been strong too, especially from companies in the tech and biotech space. But the coupon rates are low relative to history. The average yield on the Bloomberg High Yield Index is around 6.5 percent. That's not a huge premium over investment grade. Luna: So you're not getting paid enough to take on the extra default risk, especially if the economy slows. Lucas: Exactly. And with the Fed's interest on reserve balances at 3.65 percent, you can earn almost that much in risk-free cash. The risk-reward in high-yield doesn't look compelling right now. Luna: So if someone wants to stay in bonds, what's the one concrete move you'd suggest? Lucas: I'd focus on short-duration investment-grade bonds, either through an active fund or a ladder of individual bonds. You get a yield around 4.5 to 5 percent, very low credit risk, and minimal price volatility. That's a good sleep-well-at-night portfolio. Luna: And if you want a bit more yield, you can dip into the higher-quality BBB names, but keep it to a small allocation. Lucas: Right. The bull market in corporate bonds has been a great ride, but you want to be thinking about the exit before everyone else does. Luna: Are you seeing any signs of that exit happening yet? Lucas: Not yet. Flows are still positive. But the market is priced for perfection. If GDP growth surprises to the downside, or if inflation picks up again, that could change fast. Luna: So the bottom line: enjoy the yield, but stay nimble. Lucas: Exactly. And maybe keep some powder dry in cash or Treasuries so you can take advantage when spreads inevitably widen. Luna: That's the kind of thing that sounds boring but makes you money over a full cycle. Lucas: Boring works in bull markets too. Thanks for listening.