The U.S. 10-year Treasury yield breached 5% on Tuesday, global bonds extended a punishing sell-off, and crude oil held above $100 a barrel on the back of a supply shock tied to the Iran conflict. Under normal circumstances, that combination would rattle equity investors. Instead, fund managers are leaning further into stocks and betting on an earnings boom powered by artificial intelligence.

The gap between what bond markets are signaling and what equity investors are doing has rarely been this wide. That disconnect matters for anyone holding gold, silver, or hard assets as insurance against the day the two stories converge.

The Bank of America Global Fund Manager Survey, released Tuesday and reported by CNBC, showed a net 49% of money managers still overweight global equities in September. The survey polled 170 investors overseeing a collective $470 billion in assets. Stocks remained the most common overweight position of any asset class, and expectations for double-digit earnings-per-share growth over the next 12 months hit their highest level since August 2021.

Bond allocations, meanwhile, fell to their lowest since May 2022. That is a striking data point on a day the 10-year yield punched through a psychologically important round number.

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The BlackRock Thesis: Higher Yields Are Fine, as Long as Growth Explains Them

BlackRock Investment Institute strategists published a note on Tuesday making the case that rising rates and rising stocks are not contradictory. Their argument rests on a simple distinction: it matters why yields are climbing.

“When higher yields reflect stronger investment and growth, the resulting earnings strength can help offset a higher cost of capital. That explains why we maintain our U.S. equity and AI overweights.”

The logic is clean enough on paper. If yields are rising because the economy is strong, corporate earnings should grow fast enough to compensate shareholders for the higher discount rate. BlackRock went further, arguing that AI-related investment “can support growth and profits even as the same investment boom absorbs capital, power and other scarce resources.”

That is a tidy narrative. It also requires everything to go right at the same time. Growth must stay strong enough to justify earnings expectations. Inflation must stay tame enough that the Federal Reserve does not tighten further. And the AI capital expenditure cycle must keep delivering returns before the circular revenue streams that fund it start to wobble.

For metals investors, the question is what happens when one of those assumptions breaks. As we noted in our earlier coverage of bond yields surging past 4.7% on rate-hike fears, the relationship between rising yields and risk appetite is conditional, not mechanical. Higher yields driven by growth optimism look very different from higher yields driven by fiscal stress or inflation that refuses to cooperate.

The AI Trade: Bullish Consensus with Cracks Underneath

Equities have been on a tear this year. The S&P 500 was up more than 10.8% year-to-date, the Nasdaq Composite 11.8%, and the Dow Jones Industrial Average 8.4%. Markets in South Korea, Japan, and Europe also rallied. Much of that performance has been powered by the AI investment cycle, and the Bank of America survey showed most respondents expected continued heavy spending on AI infrastructure.

But the week brought fresh turbulence. Leading AI voices warned that the technology was moving too fast to be safe and that safeguards were needed. Stocks faced renewed volatility as investors tried to price in the possibility that regulatory friction could slow the capex cycle that has been driving earnings expectations higher.

Toni Meadows, head of investment at BRI Wealth Management, offered a more cautious read than BlackRock’s in an email to CNBC on Tuesday:

“The pace of investment in AI data centres and related infrastructure is insatiable at present but there will be bottlenecks and the circular nature of some revenue streams within the sector ultimately opens ‘the AI trade’ up to some fragility.”

Meadows did not expect the current questions to derail the broader story. But she flagged what could turn a pause into something worse: “Whether they develop into a deeper sell-off depends on how worried investors become about the returns to investment, the funding of spending and the circular nature of revenues in some areas.”

That phrase “circular nature of revenues” deserves attention. When companies in a supply chain are largely selling to each other, revenue growth can look impressive right up until the moment the music stops. It is the kind of fragility that does not show up in earnings-per-share forecasts until it does.

Mark Haefele, chief investment officer at UBS Global Wealth Management, struck a more confident tone in his Tuesday morning note. Asked whether the AI investment thesis still held, Haefele wrote simply: “We believe the answer is still yes.” He favored a diversified approach across the AI value chain and argued that stronger AI safeguards “may reshape competition, but the proposals so far do not establish that the AI capex cycle is ending.”

Oil, Yields, and the Macro Backdrop That Nobody Wants to Price

The macro picture behind the equity optimism is less comfortable than the survey numbers suggest. Oil above $100 a barrel is not a benign input. It feeds directly into energy costs, transportation costs, and eventually consumer prices. The Iran conflict’s supply shock is the proximate cause, but the second-order effects ripple through inflation expectations, central bank calculus, and household budgets.

Tej Sthankiya, a senior investment analyst at Federated Hermes, acknowledged the difficulty of reading the current environment. He told CNBC that the recent AI sell-off created buying opportunities for longer-term investors, but added a caveat that metals readers should weigh carefully:

“It is difficult to predict how long this [volatility] will go on for as the market’s short term risk appetite is heavily influenced by the top-down macro (e.g. rates, oil, geopolitics), where trends have been less benign in recent days and weeks.”

Sthankiya also noted that the AI data center buildout remained “capacity constrained by access to critical semiconductor wafers and power,” with “no signs of these bottlenecks abating in the near term.” That constraint has implications beyond tech stocks. Power demand from data centers competes with other industrial and consumer uses, and the capital required to fund the buildout competes with every other borrower in a market where the 10-year yield just hit 5%.

The trend in long-duration Treasury yields hitting multi-decade highs is not happening in a vacuum. It reflects a world where government borrowing, energy costs, and capital-intensive private investment are all competing for the same pool of savings. Something has to give.

What the Bond Market Is Telling Gold Investors

The Bank of America survey found that 38% of respondents expected a global economic “boom” in the coming year. That is a remarkable level of optimism in an environment where bond allocations are at multi-year lows and the cost of capital is rising sharply. The survey also noted that the “excess bullishness” seen over the summer had faded somewhat, with the September equity overweight marking a slight pullback from the previous month.

For gold and silver holders, the setup is worth watching closely. A world where equities keep climbing despite 5% Treasury yields and triple-digit oil is a world that believes growth will outrun every headwind. That belief has been rewarded this year. But the conditions that make it fragile are accumulating.

Consider the list of things that must hold simultaneously for the current equity thesis to work:

  • Earnings growth must stay strong enough to justify elevated multiples against a 5% risk-free rate
  • Inflation must not reaccelerate despite $100 oil and massive AI-related capital spending
  • The Federal Reserve must not tighten further into an economy already absorbing higher energy costs
  • AI revenue streams must prove durable rather than circular
  • Geopolitical supply disruptions must not worsen

Any single failure in that chain could shift the calculus rapidly. And when risk appetite turns, it tends to turn fast. The debate over whether the Fed will hike further adds another layer of uncertainty. Rate-sensitive assets, including precious metals, tend to reprice violently when the consensus view on monetary policy shifts.

The Disconnect That Matters

What stands out most in the survey data is the gap between bond market behavior and equity investor sentiment. Fund managers are dumping bonds at the fastest pace in over four years while piling into stocks at levels that, while slightly off summer highs, remain historically aggressive. That is a bet on a very specific outcome: growth strong enough to justify both rising yields and rising equity valuations.

History suggests that when bond markets and equity markets tell different stories for long enough, one of them is wrong. The bond market is pricing in persistent inflation, heavy government borrowing, or both. The equity market is pricing in an earnings boom. Those two narratives can coexist for a while, but not forever.

Gold tends to do its best work precisely at the moment when that kind of consensus confidence cracks. It is not a bet against growth. It is insurance against the scenario where growth disappoints, policy responds clumsily, and the financial system discovers that 5% yields and $100 oil were not as benign as the survey respondents believed.

The pattern of ultra-wealthy investors trimming equity exposure and building cash reserves offers an interesting counterpoint to the fund manager survey. The people with the most to lose are not all reading the same playbook.

Meanwhile, the wealth effect from stock market gains continues to shape behavior across the economy, reinforcing the very confidence that keeps the equity rally alive. That feedback loop works beautifully until it reverses.

The Quiet Case for Hard Assets

None of this means equities must fall tomorrow. The fund managers polled by Bank of America are professionals managing real money, and their optimism is grounded in genuine earnings strength and a capital spending cycle that shows no signs of slowing. BlackRock’s point that the reason behind rising yields matters is analytically sound.

But the conditions under which that thesis breaks are exactly the conditions under which gold, silver, and other monetary metals tend to reassert themselves. A world of 5% yields, $100 oil, geopolitical supply shocks, and an AI investment cycle that may be more fragile than it appears is not a world where capital preservation is irrelevant. It is a world where the margin for error is thin and the penalty for being wrong is steep.

When everyone agrees the music will keep playing, the exits get very small very fast. Gold does not need the music to stop. It just needs enough people to start looking for the door.