Author: CryptoSlate / Andjela Radmilac
Compiled by: TechFlow
Deep Tide TechFlow Introduction: Over the past 20 years, the hedging relationship where U.S. Treasuries rise when stocks fall, and vice versa, has completely broken down. Now, both are falling simultaneously, which means the final "shock absorber" in investment portfolios has disappeared. Bitcoin, as the asset furthest out on the risk curve, is under dual pressure.
For the past 20 years, U.S. investors have essentially enjoyed free insurance: when stocks fell, Treasuries rose, with losses on one side of the portfolio partially offset by gains on the other. This relationship was so reliable that an entire industry built products around it, and a whole generation of asset allocators took it for granted.
But this mechanism broke down around 2020 and has not recovered since.
UBS now calculates a two-month rolling correlation between the S&P 500 index and the 10-year Treasury yield of -0.69, the lowest reading since 1996.
This means stocks and bonds are moving in sync to a degree not seen in 30 years, and the asset that was supposed to offset stock losses has instead become a source of losses itself.
If Bonds Are No Longer a Safe Haven, What Is?
It's easy to say the convergence of bonds and stocks is due to investors losing confidence in U.S. government debt. But as usual, the answer is more complex. Data tells us investors still want the safety offered by bonds, but now they want safety without duration risk.
Duration is a bond's sensitivity to interest rate changes. A 30-year Treasury bond nominally protects holders from default but is fully exposed to inflation and the path of policy rates. Although these are two different risks, after the 2008 financial crisis, the distinction wasn't very important because inflation was largely dormant.
Once inflation reared its head, the hedge broke down. The correlation between stocks and bonds depends less on the actual level of inflation and more on its volatility. It also depends on what is driving the market: news about growth or news about inflation.
When growth dominates, stocks and bonds react inversely, because weak growth hurts stocks but benefits bonds. When inflation dominates, they move in the same direction, because higher inflation hurts both equally. AQR research found this explains about 70% of the long-term variation in U.S. stock-bond correlation, with similar results internationally.
Since 2022, inflation has been the dominant factor, and it has lasted longer than we've ever seen before. Even cooler inflation reports like the June one—which pulled headline CPI down to 3.5% and brought the long-end 30-year yield back down near 5%—haven't changed anything, because it's the volatility of inflation that is the problem, not any single reading.
The 30-year Treasury yield broke above 5% for the first time since 2007 and has spent most of 2026 above that line, hovering around 5.1% as of July 16th. Earlier this year, a $25 billion new 30-year bond auction cleared above 5%, the first time in 18 years investors got that kind of yield on a long bond.
The U.S. deficit is projected to expand from about 5.8% of GDP in 2026 to 6.7% in 2036, with net interest payments growing as a share of the economy each year. OECD governments will need to raise a total of about $18 trillion this year.
Just as supply thickens, foreign demand is thinning. Japanese investors were net sellers of $29.6 billion of U.S. government, agency, and local debt in the first quarter, the largest net selling since 2022, as domestic yields finally became worth holding. Japan's 10-year climbed to its highest level since 1997, and Germany's 10-year bund reached a 15-year high. The global buying that suppressed long-end borrowing costs for two decades is pulling back in multiple places simultaneously, and the term premium is the price of that pullback.
All of this tells us investors are buying dollars, short-term Treasury bills, and short-term bonds—liquid and with almost no duration risk. They are selling the long end because it carries all the duration risk. This is a 180-degree turn in the safe-haven trade, and it explains why the dollar can remain strong in a week when the 30-year is being sold off.
Where Does This Leave Bitcoin?
Bitcoin is now as sensitive to macro conditions as the dollar and gold.
BTC performs well when real yields fall, the dollar weakens, financial conditions ease, and investors seek alternatives to traditional assets. A rise in U.S. Treasuries brings the first three together, which is why a falling bond market removes three supports at once. The bounce that pulled Bitcoin back above $64,000 this week occurred precisely when a mild inflation report pulled down front-end yields.
Goldman Sachs arrived at a similar conclusion from a different angle, warning that rising yields have compressed the equity risk premium to the point where investors get almost no compensation for holding stocks relative to risk-free assets. The 10-year Treasury spent most of 2026 above this threshold, moderating only to around 4.55% after this week's cooler data.
Bitcoin is further out on the same curve than stocks, meaning it absorbs pressure from both sides. Higher risk-free rates increase the opportunity cost of holding non-yielding assets. Falling stocks reduce the risk appetite for funding equity positions.
Neither of these is a crypto-specific problem, so neither can be solved by crypto-specific news, which is why regulatory developments in Washington have repeatedly failed to support buying pressure this year.
But despite the correlation, this is not a battle between Bitcoin and U.S. Treasuries. Under the inflation risk-off regime, they are not competing for anything. They are on the same side of the same trade, selling duration and volatility, and accumulating cash. Gold, long bonds, and Bitcoin can all fall in the same week while the dollar stays strong, telling us exactly how much interest rate and volatility exposure anyone wants to hold right now.
The fiscal conditions producing a 5% long-term yield—deficits, interest burdens, and waning foreign buying—are the very conditions that make fixed-supply assets outside the sovereign credit system attractive to institutional holders.
Some of this capital is already visible in the $15 billion of tokenized Treasuries held on-chain, a crypto-native bet on yield, not scarcity. Bitcoin's problem is that the conditions strengthening its long-term logic hurt it in the short term.
U.S. Treasuries can reclaim the role they played from 2000 to 2019. That requires inflation volatility to subside, growth risks to become the dominant factor again, and for the Fed to have room to ease in the face of weakness.
We've seen this combination of factors after every previous inflation shock, and so far, nothing rules it out from happening after this one. But a single month of mild inflation data is not that combination yet, even if it is the kind of data point that will eventually accumulate in that direction.
Until then, Bitcoin trades in a market where the world's deepest asset class no longer absorbs anyone's shock. This removes the floor beneath every risk asset, and it removes it fastest from those assets that pay nothing to wait.
