Today: 18 May 2026

Oil prices brace for a volatile week after Iran strikes: Hormuz disruption and OPEC+ output move in focus

Oil prices brace for a volatile week after Iran strikes: Hormuz disruption and OPEC+ output move in focus

OPEC+ agreed to raise oil output by 206,000 barrels per day as tanker operators paused or rerouted shipments after Iran warned the Strait of Hormuz was closed. Major Japanese shipping lines halted transits in the area. Oil markets are closed until Monday, when traders expect sharp price moves. No confirmed damage to infrastructure, but tanker rates have surged.
Before Wall Street opens Monday: Iran strikes, oil-supply fears and the U.S. jobs report

Before Wall Street opens Monday: Iran strikes, oil-supply fears and the U.S. jobs report

Wall Street closed out February with the Dow down 1.05%, S&P 500 off 0.43%, and Nasdaq down 0.92%, marking their steepest monthly drops since March 2025. Oil shipments through the Strait of Hormuz stalled after U.S.-Israel strikes killed Iran’s Supreme Leader, prompting Iranian missile retaliation. OPEC+ agreed in principle to raise output by 206,000 barrels per day, but traders remain focused on supply risks.
UK stocks Monday: Iran strikes jolt oil, Barclays credit scare lingers, earnings stack up

UK stocks Monday: Iran strikes jolt oil, Barclays credit scare lingers, earnings stack up

Oil and shipping risks after U.S.-Israeli strikes on Iran are expected to drive London’s market open Monday, following OPEC+’s tentative deal to raise output as Gulf shipments stalled. The FTSE 100 closed Friday at a record 10,910.55, up 0.6%, with Barclays down 4.2% and IAG off 7.5%. At least 150 tankers anchored outside Hormuz on Sunday after Iranian warnings. UK factory PMI data is due at 09:30 GMT.
Borsa Istanbul week ahead: BIST 100 turns to Turkey inflation test after Friday drop

Borsa Istanbul week ahead: BIST 100 turns to Turkey inflation test after Friday drop

Borsa Istanbul’s BIST 100 index closed Friday down 1.17% at 13,717.81, with market value at 13.59 trillion lira ($310.2 billion) and turnover of 191 billion lira. Banks fell 1.71% while tech shares rose 3.08%. February inflation data is due Tuesday, with the central bank set to meet March 12. The lira hit a record low of 44.00 per dollar in February, down 20.68% over 12 months.
Chile stocks week ahead: IPSA faces MSCI aftershocks, SQM results and key data

Chile stocks week ahead: IPSA faces MSCI aftershocks, SQM results and key data

Chile’s S&P CLX IPSA index closed Friday at 10,877.74, down 1.56%, capping a 4.8% monthly drop—its worst since October 2023—amid MSCI-driven repositioning. Retailers and banks led declines; Cencosud fell 5.95%. The peso weakened to 873.71 per dollar. The central bank will release January IMACEC data Monday, and SQM reported 2025 net income of $588.1 million.
Vietnam stocks week ahead: Ho Chi Minh VN-Index faces a settlement test after T+2 glitch

Vietnam stocks week ahead: Ho Chi Minh VN-Index faces a settlement test after T+2 glitch

Ho Chi Minh Stock Exchange will reopen Monday after a KRX system maintenance delay disrupted some T+2 settlements late last week. The VN-Index closed Friday at 1,880.33, up 0.04%, while the VN30 index fell 0.39%. Settlement issues were resolved by Friday afternoon, according to state media. Traders await Monday’s manufacturing PMI and key February economic data later in the week.
NGX Group dividend and bonus plan jolts the stock — what Nigeria’s market watches this week

NGX Group dividend and bonus plan jolts the stock — what Nigeria’s market watches this week

NGX Group shares jumped 9.8% Friday to 124 naira after posting a 44% rise in 2025 operating profit and declaring a 3 naira full-year dividend plus a 1-for-3 bonus issue. The NGX All Share Index ended February up 23.9% year-to-date at 192,826.78 points, with market capitalisation at 123.76 trillion naira. The market reopens Monday after the weekend closure.
Egypt stock market week ahead: EGX30 futures go live as Cairo shares slide

Egypt stock market week ahead: EGX30 futures go live as Cairo shares slide

Egypt’s stock exchange launched futures trading on the EGX30 index Sunday, marking its first listed derivatives. The EGX30 fell 3.29% by mid-morning, with broader indices also down sharply. Telecom Egypt reported 2025 net profit more than doubled to 22.6 billion pounds; its shares dropped 2.31%. The IMF last week cleared Egypt to draw $2.3 billion after completing program reviews.
1 March 2026
Iran strikes and gas shutdown put Tel Aviv Stock Exchange TA-35 on edge — what to watch this week

Iran strikes and gas shutdown put Tel Aviv Stock Exchange TA-35 on edge — what to watch this week

Israel’s Energy Ministry ordered a temporary shutdown of parts of its natural gas reservoirs after joint U.S.-Israel strikes on Iran. The TA-35 index closed Friday up 0.65% at 4,128.36. Chevron’s Leviathan field and Energean’s production vessel were both shut. Investors await Monday’s market reopen amid heightened geopolitical tensions and an OPEC+ meeting.
SET Index week ahead: Thai stocks brace for oil shock, dividends and a short trading week

SET Index week ahead: Thai stocks brace for oil shock, dividends and a short trading week

Thailand’s SET Index closed Friday at 1,528.26, down 0.35%, with turnover at 104.31 billion baht. Oil and travel stocks drew attention after U.S.-Israeli strikes on Iran disrupted shipping through the Strait of Hormuz. The market is closed March 3, with volatility expected when trading resumes. The baht traded at 31.0580 per U.S. dollar, little changed from the previous day.
Indonesia Stocks Week Ahead: IDX’s New Shareholder List, Free-Float Rule and Inflation Data Set the Tone

Indonesia Stocks Week Ahead: IDX’s New Shareholder List, Free-Float Rule and Inflation Data Set the Tone

Indonesia’s stock exchange will publish a new shareholder list and begin phasing in a 15% free-float rule next week, potentially forcing over 200 firms to sell more shares. The Jakarta Composite Index fell 0.44% last week to 8,235.485, with banks rising and energy and mining stocks declining. Bakrie & Brothers plans a rights issue of up to 90 billion shares, targeting IDR 4–6.5 trillion. Monday’s trade and inflation data may shift market sentiment.
Taiwan stocks week ahead: Taiex at lofty levels as U.S. jobs and AI jitters hit tech

Taiwan stocks week ahead: Taiex at lofty levels as U.S. jobs and AI jitters hit tech

Taiwan’s Taiex index closed at 35,414.49 before the Peace Memorial Day holiday, up about 5.38% since Feb. 11, with market value reaching NT$115.41 trillion, the Taiwan Stock Exchange said. Trading resumes Monday after the break. Chip and AI-related stocks remain key movers, while U.S. economic data is expected to drive early-week sentiment. Turnover last Thursday totaled NT$1.14 trillion, according to CNA.
IBEX 35 week ahead: Oil shock risk, Santander jitters and fresh data in focus on Spain’s BME

IBEX 35 week ahead: Oil shock risk, Santander jitters and fresh data in focus on Spain’s BME

Spanish stocks reopen Monday after U.S. and Israeli strikes on Iran raised supply fears and pushed Brent oil toward $100. The IBEX 35 last closed down 0.73% at 18,360.80, with banks under pressure after Santander fell 2.8% on UK credit worries. Acciona Energia proposed a 93% dividend cut and flagged 2 billion euros in asset sales. Amadeus beat earnings forecasts and approved a 500 million euro buyback.

Stock Market Today

  • Should You Buy ARM Holdings Stock Now?
    May 18, 2026, 5:54 PM EDT. ARM Holdings shares rose 2.85% on May 16, 2026, driven by growing investor interest in the semiconductor firm. ARM designs chips widely used in mobile devices and data centers, benefiting from expanding demand in AI and cloud computing. Analysts highlight ARM's strong market position but urge caution due to tech sector volatility. Investors should weigh growth prospects against market risks before buying ARM stock. Financial adviser Parkev Tatevosian, CFA, emphasizes independent analysis despite affiliations with The Motley Fool, which does not hold positions in ARM shares.

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DTE’s 1-GW Clean Power Bid Puts Michigan Developers on the Clock

DTE’s 1-GW Clean Power Bid Puts Michigan Developers on the Clock

18 May 2026
DTE Energy launched a solicitation for 1,000 MW of new wind and solar projects in Michigan, requiring the plants to deliver power by the end of 2029. The move comes as Michigan utilities face a 50% renewable energy mandate by 2030. Bids are due August 13, with contracts expected in early 2027. Local opposition remains a hurdle, as Ingersoll Township recently blocked a proposed DTE solar park.
NextNRG Stock Swings After Rally. Look at the Details.

NextNRG Stock Swings After Rally. Look at the Details.

18 May 2026
NextNRG shares surged 44% to $0.41 Monday after first-quarter revenue rose 29% to $21.1 million and gross profit more than tripled. Net loss widened to $10.8 million. A quarterly filing cited tight liquidity and “substantial doubt” about the company’s ability to continue as a going concern. Trading volume reached 195 million shares.
Wellgistics Health Shares Jump 100% Ahead of Tuesday Earnings

Wellgistics Health Shares Jump 100% Ahead of Tuesday Earnings

18 May 2026
Wellgistics Health shares jumped 108% to $0.1740 on Nasdaq Monday, with volume topping 614 million. The company withdrew preliminary proxy materials as it reviews potential strategic transactions. First-quarter results are due Tuesday after a late-filing notice for its 10-Q. Wellgistics recently announced a non-binding letter of intent to acquire WellCare Today for about $15 million.

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Super Micro Shares Slip, Eyes on Monday for SMCI

Super Micro Shares Slip, Eyes on Monday for SMCI

18 May 2026
Super Micro Computer shares closed at $31.04 Friday, down 6% on the day and 12.2% since May 8, as the Nasdaq fell 1.54%. The company reports $10.24 billion in March-quarter sales, missing analyst estimates and down from $12.7 billion the prior quarter, with a 9.9% gross margin and $6.6 billion in operating cash outflow. Management will address investors Monday at a J.P. Morgan conference.
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