Tech Titans Diverge: Apple Beats Expectations, Microsoft Cloud Growth Slows

As of August 5, 2026, the US second-quarter earnings season has entered its final sprint. This week, market focus centered on the starkly contrasting performances of two tech giants—Apple and Microsoft. Apple's earnings report, released after the market close on August 4, showed its fiscal third-quarter (corresponding to the calendar second quarter) revenue reached $89.5 billion, a 6.2% year-over-year increase, surpassing the average Wall Street analyst estimate of $88.8 billion. The core driver of this growth was its services segment, which hit a record high, growing 15% year-over-year to $24.5 billion. The market widely believes that Apple's global active installed base of over 2.3 billion devices provides a solid foundation for the continued monetization of its service ecosystem. In the earnings call, CEO Tim Cook specifically highlighted strong growth in Vietnam and India, calling them the standout emerging markets of the quarter. This directly correlates with Vietnam's growing middle-class consumption power and the import demand supported by the relative stability of the Vietnamese Dong exchange rate.

However, in stark contrast to Apple's robust performance, Microsoft's overall results, while positive, showed signs of slowing growth in its core Azure cloud business. Microsoft's earnings report showed total revenue of $68 billion, a 14% year-over-year increase, but the revenue growth rate for its closely watched Azure cloud computing service dipped slightly from 31% in the previous quarter to 29%. This subtle change sparked market concerns about whether the massive investment in AI infrastructure can be continuously translated into high-growth returns. Microsoft's management partly attributed this to global macroeconomic uncertainty and hesitation in capital spending by some enterprise clients, though they emphasized that the contribution from AI services is accelerating. This divergence in performance directly led to Apple's stock rising nearly 2% in after-hours trading, while Microsoft's stock fell under pressure by about 1.5%, thereby influencing the overall trend of the Nasdaq Composite Index.

S&P 500 Fluctuates Near Highs, Vietnam's Forex Market Shows Increased Linkage

Affected by the diverging tech earnings, the three major US stock indices were mixed on August 5. The Dow Jones Industrial Average edged slightly higher, supported by catch-up gains in some traditional industry giants among its components; the S&P 500 closed nearly flat, settling around the 5,450 mark; while the tech-heavy Nasdaq index fell slightly by 0.3%. The market is in a delicate balance: on one hand, overall corporate earnings remain healthy, especially showing resilience in consumer electronics and services; on the other hand, concerns about the overvaluation of AI concept stocks have never fully dissipated. The S&P 500's current forward price-to-earnings ratio is about 21.5 times, significantly higher than the 18 times average of the past decade, making any earnings miss a potential trigger for sharp stock price corrections.

This volatility in the world's most important stock market is having an increasingly significant transmission effect on Vietnam's foreign exchange and capital markets. According to preliminary data released by the State Bank of Vietnam in early August, the country's foreign exchange reserves climbed to a record high of approximately $105 billion by the end of July. This robust figure provides a solid defensive buffer for the Vietnamese Dong exchange rate. During the period of US tech stock turbulence, the central rate for the US Dollar against the Vietnamese Dong (USD/VND) remained relatively stable within the 24,500 to 24,600 range, demonstrating the State Bank of Vietnam's ability to smooth abnormal cross-border capital fluctuations using monetary policy tools under its managed floating exchange rate regime. However, the reaction in Vietnam's securities market was more direct, with the VN-Index dropping over 1.5% intraday on August 5, primarily impacted by net foreign selling of tech-related concept stocks, highlighting the high correlation between domestic investor sentiment in Vietnam and global tech stock risk appetite.

New Trend in Cross-Border Capital Flows: From One-Way Outflow to Two-Way Tug-of-War

A deeper analysis of the current cross-border capital flow landscape reveals a new trend shifting from past one-way outflows to a two-way tug-of-war. In recent years, Vietnamese investors' enthusiasm for participating in US stock investments through various compliant channels, such as QDII funds and structured notes, has continued to surge. Especially against the backdrop of US tech stocks repeatedly hitting new highs, significant amounts of Vietnamese Dong funds were converted into US dollars and flowed overseas, which to some extent exerted depreciation pressure on the Vietnamese Dong. However, entering the second half of 2026, with the State Bank of Vietnam continuing its tight credit policy and active exchange rate management, domestic deposit rates in Vietnam have remained relatively high at 6%-7%. Meanwhile, the US Federal Reserve held rates steady after its August meeting, and the positive interest rate differential between Vietnam and the US has begun to attract some international hot money back into Vietnam's bond and deposit markets.

This pattern of two-way capital flows means that Vietnamese investors need to calculate currency hedging costs more precisely when allocating US stock assets. For example, a Vietnamese investor holding Apple shares might achieve a 10% return in US dollar terms on the stock price, but if the Vietnamese Dong appreciates by 1.5% against the US dollar during that period, their final return in local currency will be significantly diluted. Therefore, in the current market environment, simply tracking US stock market trends is no longer sufficient. Investors must integrate signals from the State Bank of Vietnam's monetary policy, Vietnam's domestic inflation data (the latest July CPI year-over-year increase has fallen back into the target range of 3.2%), and the pace of foreign direct investment inflows to conduct cross-market macro hedging operations.

Investment Outlook: Defensive Growth and a Local Currency Perspective

Looking ahead to the remaining trading sessions in August, the US stock market barometer will point towards a deep divergence between defensive growth sectors and AI infrastructure. As the earnings season concludes, the market will refocus on macroeconomic data, particularly the upcoming US July non-farm payrolls report and Consumer Price Index. For institutional and individual investors in Vietnam, the current strategy should focus on two core dimensions: first, within US stock allocations, appropriately tilt towards consumer and healthcare stocks with strong cash flow and high dividend yields to hedge against the volatility risk of overvalued tech stocks; second, closely monitor the State Bank of Vietnam's foreign exchange management measures and use tools like forward foreign exchange contracts to lock in exchange rate risks.

In its latest monetary policy statement, the State Bank of Vietnam reiterated its commitment to controlling the depreciation of the Vietnamese Dong within a flexible target of 2% to 3% for 2026, to support export competitiveness and maintain sufficient foreign exchange reserves. This policy floor provides an important macro anchor for cross-border investors. Against the backdrop where US tech giants have yet to fully prove that their massive AI capital expenditures can generate proportional profit increases, Vietnamese investors should remain clear-headed, shifting their US stock investments from a simple pursuit of high growth to a risk-adjusted strategy that balances exchange rate gains with absolute returns. After all, in today's era of accelerating global financial capital flows, every subtle adjustment in the Vietnamese Dong exchange rate could become the 'invisible hand' determining the profit or loss of cross-border investments.