Daily Market Update – 18 March 2026

📊 Market Snapshot – Tuesday 17 March 2026

Markets staged a modest recovery on Tuesday amid ongoing Middle East tensions, with all eyes on the Federal Reserve’s interest rate decision due Wednesday. Oil prices surged past $103 as the Strait of Hormuz crisis deepened, while gold held near the psychological $5,000 mark.

💱 Forex Rates

🥇 Commodities

🌍 Global Headlines

🇮🇷🇮🇱 Iran War Escalates – Day 18 of Strait of Hormuz Crisis

The US-Israel conflict with Iran entered its 18th day with significant developments. Israel confirmed it killed Ali Larijani, Iran’s security council leader, in a targeted strike in Tehran — a major escalation. The Strait of Hormuz remains effectively blocked, with Iran having conducted 21 confirmed attacks on merchant ships since March. Oil prices have surged roughly 40% this month alone. The USS Gerald R. Ford aircraft carrier is temporarily pulling into port after an onboard fire.

Market impact: Brent crude topped $103, safe-haven assets remain bid, and the dollar is capturing dual tailwinds from geopolitical risk and Fed hold expectations.

🇺🇸 Top US Intel Official Resigns Over Iran War

Joe Kent, Director of the National Counterterrorism Center, resigned on Tuesday, posting his letter on X. He stated Iran “posed no imminent threat to our nation” and said he could not “in good conscience” support the war. This is the highest-profile resignation from the Trump administration since the conflict began, raising questions about internal divisions over war strategy.

Market impact: Added political uncertainty, though markets absorbed the news without major disruption.

🇨🇺 Cuba Plunges Into Island-Wide Blackout

Cuba suffered a complete grid collapse on Monday, leaving approximately 10 million people without power. The crisis — fuelled by US sanctions and a chronic oil shortage worsened by the broader energy supply disruption — marks yet another total blackout for the struggling island nation.

Market impact: Limited direct market impact, but underscores the ripple effects of Middle East energy disruption on oil-dependent nations globally.

🇺🇸 Pentagon Expands Golden Dome to $185 Billion

The US Department of Defense raised the cost estimate for the “Golden Dome” missile defence shield to $185 billion — up $10 billion — to accelerate development of space-based tracking and hypersonic detection systems. Major defence contractors are set to benefit.

Market impact: Defence stocks gained, with Lockheed Martin, Raytheon, and Northrop Grumman among likely beneficiaries.

📈 Global Markets

🇺🇸 US Indices Stage St. Patrick’s Day Rally

US stocks ended higher for the second consecutive session as investors digested war developments and positioned ahead of the Fed decision. Tech and airline stocks led gains, while energy names benefited from surging oil prices. The DXY Dollar Index hit a 10-month high of 100.22.

🏦 Federal Reserve – All Eyes on Wednesday

The FOMC began its two-day policy meeting on Tuesday. A rate hold at 3.50–3.75% is near-certain (92%+ probability). The real event is Wednesday’s release of the dot plot and Chair Powell’s press conference at 20:00 SAST. Analysts expect the median projection to pencil in one rate cut for 2026, but any shift to zero cuts would be a hawkish surprise that could strengthen the dollar further.

Key data: US Retail Sales for February came in — a closely watched gauge of consumer spending amid the oil shock.

Other Central Banks This Week

• 🇦🇺 RBA (Tuesday): Expected to hold at 4.10%
• 🇪🇺 ECB (Thursday): Under pressure from energy-driven inflation
• 🇯🇵 BoJ (Thursday): Rate at 0.50%, yen strengthening on safe-haven flows

🇿🇦 South Africa Focus

Rand Under Sustained Pressure

The South African rand traded flat on Tuesday at around R16.74/USD, but the bigger picture is concerning. The rand has:

• Lost over 6% against the dollar in 2026
• Shed 2% last week and nearly 4% the week before
• Come under sustained pressure from surging oil prices

As a net oil importer, South Africa is particularly vulnerable to the Hormuz crisis. Rising fuel costs feed directly into inflation, which constrains the SARB’s ability to cut rates even as growth slows.

Growth Outlook Downgraded

Morgan Stanley cut its 2026 SA growth forecast to 1.7% from 2.0%, citing weaker consumer spending, tighter financial conditions, and currency volatility. The rand’s sensitivity to global risk sentiment could amplify the impact of any further escalation in the Middle East.

All eyes locally are on the Fed decision Wednesday — a hawkish surprise would pile additional pressure on the rand and push borrowing costs higher for South African consumers.

💡 Financial Planning Implications

For Investors

Volatility is elevated across all asset classes. Gold near $5,000 and oil above $100 are not normal conditions — they reflect genuine geopolitical risk. Diversification matters now more than ever. Avoid making panic-driven portfolio changes; instead, ensure your asset allocation matches your risk tolerance and time horizon.

For Borrowers

The SARB is likely to hold rates steady, but rising inflation from oil prices makes further rate cuts unlikely in the near term. If you have variable-rate debt, budget for rates to remain at current levels — or potentially increase — through 2026. Fixed-rate options are worth exploring.

For Retirement Savers

Market turbulence creates anxiety, but long-term investors should stay the course. Rand weakness actually benefits portfolios with offshore exposure. If your retirement annuity or pension fund has global equity and commodity exposure, you’re likely seeing those components outperform. Don’t let short-term headlines derail a long-term strategy.

📞 Need Guidance?

Uncertain times call for clear thinking. Our team at Old Mutual Secunda can help you make sense of market movements and ensure your financial plan is positioned for whatever comes next.

📞 Call us: 017 620 3990
📧 Get in touch via our website

Disclaimer: This market update is provided for informational purposes only and does not constitute financial, investment, tax, or legal advice. Past performance is not indicative of future results. Market conditions can change rapidly. Always consult a qualified financial adviser before making investment decisions. Old Mutual Secunda is an authorised Financial Services Provider.