Bank of America delivers blunt stock market warning investors can’t ignore
Bank of America (BAC) It waved a not-so-subtle red flag for bond market investors and anyone else with positions in the stock market.
In a new Flow Show note, chief equity strategist Michael Hartnett He argued that the era of “everything but bonds” had arrived and traditional securities trading had failed.
In laying out his brief rationale, he said the first half of the 2020s delivered what he called:bond market humiliationLong-term government debt has suffered unprecedented losses.
For perspective, the data supports Hartnett’s view that long-term government bonds have indeed suffered large, unusual losses.
iShares 20+ Year Treasury Bond ETF (a proxy for “long bonds”) had a big decline 31% in 2022 (one of his worst years), maximum drawdown is almost at -47.8% From the 2020 peak to the end of 2025.
So where does the money go if bonds can no longer protect your portfolio?
BofA’s response is broad and in many ways among the more contradictory views.
Hartnett expects back half of decade to be positive international stocks, emerging markets, commodities and goldThe weakening of the dollar fuels reflation abroad.
Well artificial intelligence Stocks, which have garnered all the attention in the last three years, may take a backseat for small and medium-sized players due to strong restructuring trends and industrial restructuring.
Bank of America warns that shifting market leadership could challenge investors as bonds lose their safe-haven role.Photo: Spencer Platt, Getty Images” loading=”eager” height=”640″ width=”960″ class=”yf-lglytj loader”/>
Bank of America warns that changing market leadership could challenge investors as bonds lose their safe-haven role.Photo: Spencer Platt at Getty Images ·Photo by Spencer Platt at Getty Images
BofA’s warning is apparently more about the underlying fundamentals of shifting investment portfolios than the next big trade.
Hartnett believes in effective use of tethers (shock absorbers) They failed at their main job, It is forcing investors to rethink risk across the entire stock market.
Hartnett believes this rethinking process is already underway.
A weaker dollar, stronger commodity prices and reflation outside the US will be positive international and emerging market stockswhich is otherwise overdue.
For perspective, US Dollar Index fell 9% of its value in the last 12 months and almost fell 2% in last 5 days only, Market Monitoring noted.
Let’s take a clean indicator to look at the numbers for emerging stocks. iShares MSCI Emerging Markets ETF to see how they fare against tech-heavy companies. S&P 500.
The performance of the tape throughout 2025 is as follows.
Moreover, the global reflation argument also reveals itself in the figures.
The data shows that Japan no longer in a deflationary period Investing.com indicating title inflation 2.1% and core inflation 2.4% (both are above the Bank of Japan’s target).
Chinese It’s a little more volatile, but consumer prices are improving. CPI increased by 0.8% And sunflower seed CPI increased by 1.2%Ex-factory prices remain mostly deflationary. Meanwhile, eurozone not openly flirting deflationor when inflation is near 1.9% and services are still running hot.
In drawing parallels with today’s stock market, Hartnett looks back to the 1970s, when the setup felt awfully familiar.
At the time, investors were flocking to the “Nifty Fifty”: dominant, blue-chip growth stocks that seemed almost bulletproof. So investors were ready to pay any price for quality.
But soon macroeconomic conditions changed due to rising inflation figures, government intervention, a weakening dollar and a contraction in valuations.
Although businesses survived, their stocks took a big hit.
This is exactly the parallel Hartnett is now drawing.
Today’s AI-driven mega-caps have convinced investors that they are exceptional businesses, but overconcentration leaves the door open for a major correction if the macro backdrop becomes slightly less supportive.
Honestly, you don’t have to be an active stock market investor to notice what a handful of names are like. Nvidia and Google have driven much of the business news cycle.
Over the past few years, a small group of AI-related megacaps have led stock market returns, and the data shows just how skewed the rally has become.
Magnificent 7 is now available for more than 34% of the S&P 500.That’s an unusually high number for a handful of stocks.
The top 10 stocks account for approximately 39% of the indexIt’s easily above the peak of around 27% in the late 1990s.
like poster boys NvidiaThe brainless representative of AI-driven enthusiasm, Increased by roughly 240% in 2023 and another 170% in 2024per Investopedia.
Nvidia provided approximately 15.5% of the S&P 500’s total gain in 2025 aloneA surprising statistic to say the least.
Inflation, politics and policy pressures are effectively changing the entire backdrop of the market. But this is not about an emerging doomsday scenario, but about a change in leadership as new circumstances emerge.
We are already seeing this taking shape, as the numbers show. For perspective, technology dominates S&P 500 up 1% Year-to-date, following the Russell 2000’s 7.5% gain in the same period. Associated Press reports.
Industry leadership is not currently in technology either.
Here’s a look at the total return (dividends Including the performance of major ETFs representing their sectors through January 23, 2026.
Other Wall Street strategists included Jeremy SiegelWharton professor emeritus and WisdomTree’s chief economist echoes that sentiment.
One latest CNBC interviewThe long-promised expansion of market leadership appears durable, raising questions about the strength of the megacap tech rally, Siegel said.
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