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Sure, the market found a new way to panic: sell the thing usually treated as the safe asset. On Thursday, the US Treasury selloff pushed the 30-year yield to 4.986%, just shy of the 5% line, while the 10-year climbed to 4.46%. That puts long-dated government borrowing costs back at levels that previously forced a rapid policy rethink in Washington. [1]
The move matters because this is not just a routine rates wobble. Yields rose across the curve, signaling a broader repricing of inflation risk, fiscal strain, and near-term Federal Reserve expectations. The 30-year yield is now at its highest level since September 2025, and the 10-year is pressing toward the roughly 4.5% zone that markets increasingly treat as a political stress threshold. [2]

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Why this level matters

Last April, a spike in the 10-year Treasury yield to around 4.52% coincided with a sharp retreat from the Trump administration's tariff stance. Traders have not forgotten that episode. With the benchmark yield again approaching that same range, markets are watching for signs that rising borrowing costs could pressure policymakers into softening other hardline positions. [3]

That comparison has gained traction as the US-Iran conflict, which began with strikes in late February, feeds fresh concerns about inflation, supply disruptions, and deficit spending. Bond investors are effectively demanding a higher premium to hold long-term US debt. That is rarely a flattering verdict. [4]

The 30-year near 5% is the bigger warning

The headline number is the 30-year yield brushing 5%, because long bonds tend to capture fears that cannot be solved with one tidy Fed statement. When investors dump the far end of the curve, they are usually reacting to some mix of sticky inflation, rising issuance, and skepticism that rates will fall much anytime soon.

A 5% 30-year Treasury yield also has knock-on effects well beyond the bond market. It raises the reference cost for mortgages, corporate debt, and other long-duration assets. For risk markets, including crypto and equities, that means a tougher discount-rate backdrop. Put simply, when the supposedly risk-free rate gets more attractive, everything else has to work harder to justify its price.

Fed expectations are shifting

The bond selloff also reflects a change in rate expectations. Instead of pricing in easier policy, traders are increasingly entertaining the possibility that the Fed may need to stay restrictive for longer, or even consider another hike if inflation pressures intensify. That is a meaningful shift from earlier assumptions that the next move would almost certainly be a cut.

Shorter-dated yields, especially the 2-year Treasury, are typically the cleaner read on that question. Even without a full 2-year print in the source data, the broader curve move suggests markets are reassessing the path of policy as geopolitical risk collides with stubborn price pressures. [5]

It is not just a US story

The selloff has not been confined to Treasurys. Japan's 10-year government bond yield reached 2.38%, its highest level since 1999, adding to evidence that global bond markets are repricing higher-for-longer rates at the same time. That matters because synchronized moves in sovereign debt markets can tighten global financial conditions quickly, especially when investors are already on edge. [6]

What this means for crypto and broader markets

For crypto, higher Treasury yields are usually a headwind, not because they directly crush demand, but because they drain liquidity and improve the appeal of lower-risk returns. If the 10-year breaks decisively above 4.5% and the 30-year clears 5%, expect more scrutiny on leveraged positioning across speculative assets, including Bitcoin. [7]

The bigger issue is whether bond markets are now leading policy again. That happened in April 2025. It could happen again if yields keep climbing and financial conditions tighten fast enough to force a response.

What to watch next

Watch the 10-year around 4.5% and the 30-year at 5%. Those are the obvious stress markers. If both levels break and hold, markets may start pricing a more aggressive adjustment in policy, whether from the Fed, the White House, or both.

Also watch whether energy prices keep rising as the Iran conflict drags on. If oil adds another inflation impulse, the bond selloff has room to run. And if long yields keep climbing while risk assets wobble, including Bitcoin, the "safe haven" label on Treasurys may look a little optimistic, because of course it would.