Stock markets revive with a new high in the S&P 500 after the fall caused by US-Iran attacks

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Dólar, Bolsas de Valores, Investimentos, Ação de Valor Foto: Dólar, Bolsas de Valores, Investimentos, Ação de Valor - Foto: Miha Creative/shutterstock.com

The S&P 500 index registered a notable recovery on March 2, 2026, reversing the sharp losses seen earlier in the trading session. Investidores promptly took advantage of the initial low, provoked by new attacks between Estados Unidos, Israel and Irã over the weekend, which generated fears of an escalation in Oriente Médio. The unexpected turn signaled market resilience, which sought stability amid geopolitical volatility.

The session began with Wall Street in sharp decline, with the Dow Jones Industrial Average index losing almost 600 points. Essa reaction was a direct reflection of the intensification of the conflict and concern about the impact on oil prices and the global economy.

However, the rapid improvement in market sentiment transformed the scenario. At the end of the day, the S&P 500 rose 0.1%, and the Dow Jones rose 0.5%, while the Nasdaq Composite fluctuated close to stability.

Market resilience amid instability

The turnaround in stock indices was driven by a combination of strategic factors. Primeiramente, oil prices in the Estados Unidos retreated from the session’s highest levels, relieving some of the inflationary pressure and concerns about the economic consequences of the ongoing war. Essa moderation in the energy market served as a crucial catalyst for reviving investor confidence.

Secondly, there was a strong buying movement in shares of technology sector leaders, such as Nvidia and Microsoft. Essas companies are often seen as highly liquid assets and demonstrate greater resilience in periods of global uncertainty, attracting capital in search of relative security and growth potential.

Finally, the stock market has a history of recovering from previous geopolitical conflicts. Essa Investors’ institutional memory contributed to the perception that the initial drop could represent a buying opportunity, a pattern that has been repeated on several occasions throughout recent history.

Market reaction and technology sector

The recovery was particularly notable in the technology sector, where shares of large companies such as Nvidia and Microsoft saw increases of approximately 2%. Este mass purchasing movement demonstrated investors’ preference for solid companies with high market power, capable of withstanding geopolitical fluctuations and uncertainties.

In addition to technology giants, other sectors also showed significant recovery. Bancos and companies linked to the economy, such as Caterpillar, saw their shares appreciate. The defense sector also benefited from the scenario, with shares of Northrop Grumman and Lockheed Martin rising around 4%, while RTX also recorded gains. Energy companies, including Exxon Mobil and Chevron, also saw 3% increases.

The iShares Expanded Tech-Software Sector ETF (IGV) rose 1.5% in mid-session, an indication of the strength of the software sector. Este performance highlights investors’ strategy of “buying low” in companies with strong fundamentals, even in the face of a global scenario of tensions.

Escalation of tensions in the Middle East

The backdrop to the market volatility was the intensification of attacks between Estados Unidos and Israel against Irã. The attacks culminated in the death of Líder Supremo, Aiatolá Ali Khamenei, an event that marked a decisive turning point for República Islâmica and one of the most significant episodes since 1979. The military operation, according to statements by President

In response, Iranian officials promised strong retaliation, raising fears of a further escalation of the conflict. Relatos of explosions in cities such as Dubai and Abu Dhabi, located in an already sensitive region, heightened concerns about regional and global stability.

This tense scenario, with imminent attacks and retaliations, created an environment of uncertainty that initially destabilized financial markets around the world. The repercussion of the events in Oriente Médio demonstrated once again the interconnection between geopolitics and the global economy.

Impact on oil prices and global market

The fear that the confrontation in Oriente Médio could turn into a major war, with the potential interruption of oil supplies, caused the commodity’s prices to rise sharply. Irã, being the fourth largest oil producer in OPEC, has a strategic role in the global energy market. Prolonged disruption at Estreito of Ormuz, one of the most important choke points for the flow of crude oil, could have severe repercussions.

An eventual disruption could not only destabilize energy markets, but also reignite inflationary pressures on a global scale, affecting oil-dependent economies. While crude oil prices retreated from their daily highs, contributing to improved market sentiment, they were still up more than 5% for the session after peaking at 12%.

The future trajectory of the oil market, as well as global economic stability, will critically depend on the evolution of the conflict and its ability to impact maritime oil transport.

Expert analysis and the future of investing

KKM CEO Financial, Ele reiterated the view that despite escalating geopolitical tensions, the bull market remains.

Ross Mayfield of Baird corroborated the perception of recovery by noting that there was “no escalation from here” in the conflict. Ele suggested that if Irã intended to use nuclear means, shut down Estreito from Ormuz, or damage critical energy infrastructure, the signs would already be evident. Essa analysis contributed to the stabilization of the market, dispelling part of the fear of an immediate intensification.

Investors attentive to historical patterns anticipate a well-known movement, where shares, after an initial fall due to geopolitical conflicts, tend to recover in the following weeks. Dados History indicates that the S&P 500 generally turns positive within two weeks after a major conflict, with an average gain of 1% three months later. Essa The prospect of recovery in the medium term strengthened the decision of many to take advantage of the market decline.

Software Stock Recovery and Prospects

Shares of software companies stood out in the market recovery, with investors taking advantage of the fall to acquire technology stocks that were falling. The iShares Expanded Tech-Software Sector ETF (IGV) rose 1.5% in mid-session, an indication of the sector’s strength.

This movement reflects investors’ confidence in the innovation capacity and resilience of the software sector, even in periods of turbulence.

The IGV index, although it recovered significantly this session, was still down more than 21% for the year and remained around 29% below its recent high. The appreciation observed on this day, therefore, represents a relief and a sign of a possible reversal.

The resilience of technology stocks and analysts’ belief in the market’s ability to recover from geopolitical shocks offer a cautiously optimistic outlook for the coming months. Surveillance over the development of the scenario in Oriente Médio and its economic impacts will be crucial to determine the sustainability of this recovery.

Luís Henrique Costa é jornalista formado pela FMU, editor-chefe e fundador do Mix Vale, portal de notícias em atividade desde 2013. Responde pela direção editorial do veículo, que cobre Brasil e mundo em economia, benefícios sociais, esportes, tecnologia, ciência e entretenimento. Atua na área há mais de 15 anos e lidera uma equipe de cerca de 15 colaboradores.

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