The past week saw markets experience intense volatility, with traders glued to headlines around the clock, making for an exceptionally busy period in global finance.

The escalation of Middle East hostilities, which appears to be intensifying and driving another surge in oil prices, coupled with a severe sell-off in the seemingly unstoppable AI computing infrastructure trade, dominated global equity market movements.

Global stock markets, and financial markets more broadly, are undergoing a complex, high-stress test combining a significant heating-up of Middle East geopolitical conflict, a return of energy-driven inflation, and a de-leveraging of momentum in the AI computing theme.

The Philadelphia Semiconductor Index has fallen more than 20% from its June peak, officially entering a technical bear market.

South Korea's stock market, due to its heavy weighting in memory chips, the daily rebalancing of leveraged ETFs, and concentrated retail margin positions, has become the epicenter of the global reversal in the AI computing trade.

From the de-leveraging frenzy in Seoul's chip stocks to Wall Street's use of quantitative models to seek safe havens, stocks with consistently strong cash flows, robust balance sheets, and long-term underperformance relative to the AI theme are currently the undisputed stars of the equity market.

For instance, consumer electronics giant Apple Inc. (AAPL.US), viewed as an "AI laggard" but sitting on massive cash reserves, has seen its stock surge recently even as the AI computing theme tumbled, reclaiming its title as the world's most valuable company.

South Korea's market, often seen as an "AI computing bellwether," has frequently triggered circuit breakers for both sharp gains and steep losses recently.

The Philadelphia Semiconductor Index's plunge of over 20% from its June high into a technical bear market, combined with extreme, volatile selling in global AI-themed and semiconductor stocks due to overly crowded and highly leveraged long positions, suggests a shift in investment focus toward high-quality fundamentals, low momentum, ample cash flow, and cyclical and defensive stocks with strong fundamentals that have significantly underperformed hot tech names this year.

Last week, the S&P 500 index, a key U.S. benchmark, closed down 1% on Friday, falling roughly 1.5% for the week.

The Dow Jones Industrial Average fell 0.8% on Friday, losing 0.9% weekly.

The Nasdaq Composite, a global barometer for tech stocks, saw the largest decline, dropping 1.4% on Friday and 2.9% for the week.

This week, against a backdrop of escalating Middle East tensions, the Philadelphia Semiconductor Index in a bear market, and continued severe de-leveraging in South Korea, investors face another five trading days packed with major financial events.

Amid these significant global developments, Middle East geopolitics will undoubtedly be a constant thread, with the most anticipated events being the earnings reports from two pillars of the U.S. "Magnificent Seven" tech giants, which hold substantial weight in the S&P 500.

Alphabet Inc. (GOOGL.US), Google's parent, and Tesla Inc. (TSLA.US), the AI, electric vehicle, and robotics leader helmed by the world's richest person, Elon Musk, are scheduled to report results after the U.S. market closes on Wednesday.

On the global central bank policy front, the European Central Bank's interest rate decision is due, with markets expecting no change.

Additionally, three other major U.S. tech and global chip giants—International Business Machines Corp. (IBM.US), Intel Corp. (INTC.US), and Texas Instruments Inc. (TXN.US)—are set to report this week.

Companies focused on AI data center power supply systems, GE Vernova Inc. (GEV.US) and Honeywell International Inc. (HON.US), will also report, with GE Vernova's gas turbine business being crucial amid a global shortage for AI data center construction.

Advanced Micro Devices, Inc. (AMD.US), the AI chip leader second only to Nvidia in scale, will hold its "Advancing AI" event this week, where CEO Lisa Su's speech may provide updates on new AI GPU product plans and roadmaps.

With energy transport through the Strait of Hormuz once again fully disrupted and the international oil benchmark, Brent crude, rising above $90 per barrel in early Asian trading on Monday, significantly reigniting inflation and interest rate tail risks, the earnings calls from these super-sized tech giants across AI chips, data center CPUs, industrial/analog chips, AI applications/large language models, electric vehicles, robotics, AI data center power supply, and cloud computing, along with AMD's product roadmap and Lisa Su's speech, have become increasingly critical.

Against the backdrop of escalating geopolitical turmoil and a sharp correction in the AI computing theme, this week's results and outlooks from tech titans like Alphabet, Tesla, Intel, IBM, GE Vernova, and Honeywell are no longer routine reports.

They represent a key pricing juncture to test whether "unprecedented AI computing capital expenditure can translate into actual revenue, cash flow, and return on investment," and will determine if the current sell-off in the AI computing trade is nearing its end, if the rotation from AI to non-AI tech and cash-rich sectors will continue, or if the decline will spread from AI computing leaders to broader tech giants and wider global market sectors, potentially plunging global equities into a bearish phase.

Key Market Themes and What to Watch

The evaporation of $3 trillion in chip stock market value, combined with oil prices returning to the $90 level, has made "real AI revenue generation" the new pricing anchor for tech stocks amid rising geopolitical tensions.

Beyond the heavyweight Magnificent Seven reports from Alphabet and Tesla, attention will be on Intel's report on Thursday to gauge forward-looking demand for AI-related chips.

Earnings from established industrial-tech firms GE Vernova and Honeywell should help investors understand business conditions related to industrial activity and the underlying power demand for AI data centers.

Also crucial is legacy tech giant IBM's report on Wednesday, following a significant sell-off triggered by a pessimistic letter from CEO Arvind Krishna.

Elsewhere, results from the three major U.S. telecom carriers—AT&T Inc. (T.US), T-Mobile US, Inc. (TMUS.US), and Verizon Communications Inc. (VZ.US)—will help assess demand in the traditional telecom sector, particularly whether the satellite internet wave led by SpaceX is continuing to significantly erode their market share, offering insights into the revenue prospects for SpaceX's Starlink.

The dense earnings calendar balances a relatively quiet week for global economic data.

Preliminary July PMI data from S&P Global will provide a broad macroeconomic assessment of global economic conditions.

For equity investors, these large tech companies need to deliver "quantifiably optimistic returns on investment."

Since June 22, the global chip stock sell-off has erased over $3 trillion in market value, with a significant portion of that capital flowing into the Magnificent Seven and other blue-chip companies with long-standing high-quality fundamentals, strong finances, ample cash flow, and long-term underperformance versus the AI theme.

This week, this rotation faces a major test on both the buy and sell sides: Magnificent Seven members Alphabet and Tesla report on the buyer side, while leading seller-side firm, legacy U.S. chipmaker Intel, also reports.

Senior analyst Daniela Hathorn from Capital.com stated, "Investors will be watching closely to see if these tech giants' profits can justify their high valuations, and whether the recent pullback will evolve into a broader correction or is merely a pause in the AI-driven global tech rally."

In Q1 2026, global semiconductor sales surged a much higher-than-expected 79% year-over-year, far above the 38% growth in Q4 2025.

BNP Paribas expects growth in Q2 could reach a staggering 132%.

BNP Paribas analysts note that for large tech companies, AI data center capital expenditure from the five hyperscalers—Microsoft Corp. (MSFT.US), Alphabet, Amazon.com, Inc. (AMZN.US), Meta Platforms, Inc. (META.US), and Oracle Corp. (ORCL.US)—is projected to grow 79% year-over-year in 2026 to $644 billion, and 18% in 2027 to $759 billion.

However, Jeff Buchbinder, chief equity strategist at LPL Financial, says the key market question these tech giants need to answer now is whether such massive AI spending can generate real, reasonable returns on investment.

Simply spending money is no longer enough; investors urgently want to see tangible AI revenue generation.

Buchbinder wrote in a report, "Cutting-edge AI technology is entering a new phase. The market is shifting from pricing promises to pricing execution on revenue generation."

He added that the recent sharp correction in the semiconductor sector suggests this shift is already accelerating.

Buchbinder stated, "Investors should focus less on who is spending the most in this AI super-cycle and more on who can create quantifiably optimistic returns on investment from these massive outlays."

Overall, the stock market has shifted from rewarding "scale of investment" to scrutinizing incremental cloud revenue, inference utilization rates, depreciation pressures, free cash flow, and return per unit of computing power.

If Alphabet's report and outlook can demonstrate that revenue from AI search and AI cloud services, closely tied to AI applications, is sufficient to cover rising AI computing capital intensity, it would support the rotation from chips to the Magnificent Seven and global chip and AI infrastructure-related tech theme stocks.

Conversely, any degree of AI capital expenditure cuts, slowing AI-related return on investment, or deteriorating free cash flow could be interpreted as a major negative turning point in the AI computing infrastructure investment cycle.

Oil Price Shock and the Earnings Test

Simultaneously with the tech earnings challenge, energy transport through the Strait of Hormuz is again under severe pressure, raising the question of whether "holding cash flow" is the current investment mantra.

On the geopolitical front, which seems to be worsening, oil flows through the Strait of Hormuz began recovering rapidly during the roughly one-month period when a preliminary U.S.-Iran agreement to end the war appeared sustainable.

However, Goldman Sachs notes this progress reversed sharply over the past week as the memorandum of understanding broke down and the ceasefire was replaced by increasingly intense crossfire between U.S. and Iranian forces over several days, with energy transport through the strait now significantly reduced amid renewed bombing.

Lu Ming Pang, Vice President of Gas and LNG Research at Rystad Energy, said, "The market initially expected oil and gas transport flows to normalize after the U.S.-Iran MoU was signed on June 17. However, these expectations did not materialize, and the latest escalation further reduces the likelihood of a near-term recovery."

Early in the conflict, oil flows through the strait dropped to near zero before recovering to about 10 million barrels per day in early July.

Goldman commodity strategists, led by Daan Struyven, stated that as of July 15, flows had fallen back to just about 3-5 million barrels per day and could decline further.

The strategists said this setback currently leaves the oil market facing a supply shortfall of up to 13.4 million barrels per day from the Gulf region.

Escalating Middle East tensions have pushed international oil prices significantly higher again.

By Friday afternoon, Brent crude futures were up about 15% for the week, pushing the international benchmark back above $87.50 per barrel.

U.S. benchmark WTI crude futures rose about 14%, trading above $81 per barrel.

In early Asian trading on Monday, Brent crude futures continued to rise, briefly surpassing the $90 per barrel mark.

Rystad Energy's Lu Ming Pang added, "As market confidence in the security of the Strait of Hormuz continues to weaken, the market will increasingly need to price in the possibility of supply disruptions lasting longer."

Due to increasingly turbulent global geopolitics, sustained strong overseas demand for U.S. equities, and a seemingly more hawkish Federal Reserve, the U.S. dollar index has started the year strongly.

Even though the dollar has appreciated about 2.5% against a basket of other major currencies, Bank of America still sees room for further gains in the second half of 2026.

The bank's foreign exchange team identifies three main drivers for dollar outperformance: Middle East geopolitical conflict, the AI investment boom, and the prospect of higher-for-longer interest rates.

First, the Iran conflict and potential closure of the Strait of Hormuz would keep geopolitical tensions elevated and push up dollar-denominated oil prices.

Second, Bank of America analysts write, the dollar will benefit from a continued surge in overseas demand for U.S. stocks as investors outside the U.S. seek exposure to the AI computing theme and the broader tech sector.

The team states the final piece is Bank of America's "clear deviation from market consensus" on interest rates.

The bank expects the Fed to hike rates three times by 25 basis points each in 2026, while the market currently prices in only one hike.

The bank believes that if rates ultimately rise by a cumulative 75 basis points, it would likely be a significant positive for the dollar.

According to the latest quantitative data from institutions, the Technology, Media, Telecom momentum factor has retreated about 40% from its peak, and high-beta momentum baskets are down about 33%.

The Philadelphia Semiconductor Index fell nearly 10% in a week, and even core industry leaders like Taiwan Semiconductor Manufacturing Company and ASML, which reported strong results, were sold off, indicating the price adjustment stems mainly from positioning, leverage, and excessive expectations rather than a collapse in current profits.

Goldman Sachs' trading desk believes the de-momentum trade has entered the "late innings," with the core rationale being that the magnitude, speed, and volatility-adjusted impact of the decline are nearing historical extremes.

However, if earnings fail to prove AI capital expenditure offers quantifiable returns, or if large tech companies start emphasizing spending cuts and cash flow preservation, remaining crowded positions could still trigger a final round of capitulation selling.

Therefore, the core of this global tech earnings season is undoubtedly a simultaneous judgment on both ends of the AI value chain: Alphabet and Tesla represent the compute buyers and AI application monetization side, while Intel represents the chip supply and manufacturing side.

Reports from GE Vernova and Honeywell will further provide cross-verification on data center power, industrial equipment, and real economy demand.

This aligns with the underlying logic of the "summer retreat window" emphasized by Bank of America's senior strategist Michael Hartnett, often called "Wall Street's most accurate strategist."

Bank of America's Bull & Bear Indicator has risen to 9.6, an extreme level reflecting highly concentrated fund flows into tech stocks and emerging markets, with market optimism built on the simultaneous validity of four assumptions: no hard landing, no Fed rate hikes, no cuts to AI capital expenditure, and no political shocks.

Hartnett views the approximately $65, 200-day moving average for a Magnificent Seven ETF as a key support level for risk appetite: as long as it holds, investors may still buy the dip.

However, if any degree of capital expenditure cuts occur and fail to propel the Magnificent Seven to new highs, the market would simultaneously downgrade both AI growth expectations and macroeconomic growth expectations, at which point cyclical sectors like banks, industrials, and brokers that previously absorbed rotation funds may also become unsafe.

Therefore, "rotating from chips to the Magnificent Seven" is not a natural safe haven but rather shifts risk from equipment orders to capital expenditure return rates.

Rising Middle East geopolitical risks undoubtedly complicate this tech giant earnings pressure test.

Re-escalated U.S.-Iran conflict has already slowed oil tanker traffic through the Strait of Hormuz, with Brent crude briefly exceeding $90; the strait carries about 20% of global energy transport, and a sustained closure would reopen the path to energy inflation, pressured corporate margins, and pricing for higher-for-longer Fed policy.

Consequently, the most reasonable market framework this week may not be simply deciding whether the "AI super bull market is over" or "blindly buying the dip after a crash."

Instead, the market may enter a phase of surface-level index volatility, extremely high internal dispersion, and a renewed pricing premium on cash flow.

In the short term, it is prudent to reduce exposure to single-stock leveraged ETFs, short-dated call options, and high-momentum plays reliant purely on valuation expansion.

Hedging oil price and interest rate risk with high-quality balance sheets, defensive cash flows, energy, and some undervalued cyclical assets is advisable.

The five signals that will truly determine the market's direction going forward are: Magnificent Seven capital expenditure guidance, revenue growth rates from AI applications like inference-side cloud computing resources, AI computing-related chip orders and inventory, actual traffic volume through the Strait of Hormuz, and whether leveraged positions in South Korea and the U.S. can be cleared.

Better-than-expected earnings can only provide a temporary bounce catalyst; better-than-expected returns on AI-related capital investment are necessary to restart a sustained, strong bull market around the AI theme.