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Stock Market News — April 28, 2026 — Last 12 Hours PT (morning update)

Nasdaq slides >1% as OpenAI growth concerns trigger AI selloff. Hormuz transits at 3% of normal. Coca-Cola surges on raised guidance. Dimon warns of worse credit downturn. Citi lifts AI market view to $4T. Earnings flood continues.
Stock Market News — April 28, 2026 — Last 12 Hours PT (morning update)
Photo by vuk burgic / Unsplash

Executive Summary

Markets sold off Tuesday as a WSJ report flagging OpenAI's missed growth targets cascaded through AI-linked stocks, sending the Nasdaq down over 1% and hammering Oracle, CoreWeave, and chipmakers. Geopolitical tensions remained elevated with Hormuz Strait transits collapsing to 3% of normal amid a double naval blockade, pushing oil higher and pressuring airlines and consumer-facing companies. Bright spots included Coca-Cola's raised guidance, GM's lifted profit outlook, and HSBC upgrading US equities to overweight—though JPMorgan's Dimon warned the coming credit downturn would be worse than expected.

Net Sentiment | | Slightly Bearish (−1%) |

Top Market-Moving Headlines

S&P Slips, Nasdaq Slides >1% on OpenAI Growth Concerns

Category: AI / Indices | Sentiment: 🔴 Bearish

Wall Street mostly slid Tuesday after AI-aligned stocks faltered on concerns around OpenAI's revenue trajectory, per a WSJ report citing missed internal user growth targets.

Market Impact: The selloff hit the heart of the AI capex trade—Oracle, SoftBank, and CoreWeave all fell sharply. If upcoming Big Tech earnings don't validate AI spend, this could mark a meaningful rotation point.

Hormuz Transits Collapse to 3% of Normal Amid Naval Blockade

Category: Geopolitical / Energy | Sentiment: 🔴 Bearish

Hormuz transits fell to 3% of normal levels in the past week due to a double naval blockade, according to Bank of America, while Red Sea disruptions continued.

Market Impact: An extraordinary chokepoint risk. Oil prices climbed, energy stocks rallied, but downstream pressure on airlines, logistics, and consumer spending is accelerating rapidly.

JPMorgan's Dimon Warns Credit Downturn Will Be Worse Than Expected

Category: Financial / Macro | Sentiment: 🔴 Bearish

JPMorgan CEO Jamie Dimon warned that the upcoming credit downturn will be more severe than markets currently anticipate.

Market Impact: A stark warning from the most watched banker on Wall Street. Combined with elevated oil and geopolitical uncertainty, this puts credit-sensitive sectors on watch.

Coca-Cola Surges on Strong Volume Growth, Raises Annual Guidance

Category: Consumer Staples | Sentiment: 🟢 Bullish

Coca-Cola shares jumped 3.2% after reporting first-quarter volume growth that outpaced expectations and raising its annual adjusted profit forecast on steady demand for premium beverages.

Market Impact: Coca-Cola's resilience reinforces the defensive consumer staples trade. In an environment of rising oil costs and geopolitical uncertainty, pricing power is king.

GM Lifts Profit Outlook, Flags Expected Tariff Refund

Category: Automotive | Sentiment: 🟢 Bullish

General Motors posted a 22% rise in first-quarter core profit and lifted its full-year outlook, citing strong US truck sales and an expected tariff refund.

Market Impact: GM's ability to raise guidance despite tariff headwinds and the Iran conflict suggests domestic auto demand remains robust. The tariff refund flag is a notable policy flexibility signal.

Citi Lifts AI Market View to Over $4 Trillion on Enterprise Adoption

Category: AI / Tech | Sentiment: 🟢 Bullish

Citigroup raised its global AI market forecast, citing faster-than-expected enterprise adoption across industries.

Market Impact: Even as OpenAI growth questions spooked traders intraday, the structural AI thesis got a boost. The tension between near-term sentiment and long-term fundamentals defines the current AI trade.

HSBC Turns Bullish on US Equities Citing Earnings Momentum

Category: Macro / Strategy | Sentiment: 🟢 Bullish

HSBC upgraded its stance on US equities to "overweight" from "neutral," pointing to resilient corporate earnings momentum.

Market Impact: Another major bank joining the bullish camp. The upgrade reflects confidence that earnings growth can offset geopolitical and macro headwinds—at least for now.

Goldman Cuts US Consumer Spending Growth Forecast on Higher Oil

Category: Macro | Sentiment: 🔴 Bearish

Goldman Sachs lowered its 2026 discretionary cash inflow growth expectations for US consumers to 3.7%, driven by the impact of elevated oil prices on household budgets.

Market Impact: A direct link between the Hormuz crisis and Main Street. Consumer discretionary stocks face a double squeeze: higher input costs and weaker spending power.

Chip Equipment Stocks Fall on China Shipment Restriction Reports

Category: Semiconductors / Geopolitical | Sentiment: 🔴 Bearish

Shares of Lam Research, Applied Materials, and KLA declined following a report of new restrictions on chip equipment shipments to China.

Market Impact: The semiconductor equipment space faces a two-front challenge: AI demand uncertainty from the OpenAI report and tightening export controls. This narrows the investable universe in the sector.

Oracle, CoreWeave Lead AI Selloff on OpenAI Growth Concerns

Category: AI / Cloud | Sentiment: 🔴 Bearish

Oracle and CoreWeave shares dropped after a WSJ report revealed OpenAI missed internal targets, raising questions about the return on massive AI infrastructure investments.

Market Impact: Oracle's massive Stargate data center commitment and CoreWeave's reliance on AI compute demand make them ground zero for any AI capex reassessment.

DA Davidson Initiates Micron at Buy, Sets $1,000 Street-High Target

Category: Semiconductors | Sentiment: 🟢 Bullish

DA Davidson initiated coverage of Micron Technology with a Buy rating and a $1,000 price target—the highest on Wall Street.

Market Impact: A bold call reflecting the memory chip bull case driven by AI server buildouts and HBM demand. If the OpenAI scare fades, memory names could lead the recovery.

Google Signs Classified AI Deal with Pentagon

Category: AI / Defense | Sentiment: 🟡 Neutral

Alphabet's Google signed a deal with the US Department of Defense to use its AI technology for classified applications.

Market Impact: Another signal that Big Tech's AI investments are finding government revenue streams. Defense AI contracts add a non-cyclical demand floor under the AI infrastructure buildout.

FCC to Review Disney-Owned ABC Station Licenses

Category: Media / Political | Sentiment: 🟡 Neutral

The FCC is set to order early reviews of eight Disney-owned ABC television station licenses, stemming from political fallout over a Jimmy Kimmel joke that drew White House ire.

Market Impact: A potential regulatory headache for Disney, though license revocations are extremely rare. The bigger story is the politicization of media regulation—a risk factor for all broadcasters.

Airbus Misses Profit Estimates as Deliveries Slow

Category: Industrials / Aerospace | Sentiment: 🔴 Bearish

Airbus posted a sharp drop in first-quarter core profit, falling well below estimates as aircraft deliveries slowed amid an ongoing engine supply crunch.

Market Impact: The engine crunch continues to bottleneck aerospace production. Combined with elevated jet fuel costs, the airline/aerospace supply chain is under simultaneous demand and supply pressure.

Thematic Analysis

OpenAI Growth Scare Shakes the AI Ecosystem

A WSJ report revealing OpenAI missed internal user growth targets triggered the broadest AI selloff in months. The damage cascaded from pure-play AI infrastructure (Oracle, CoreWeave, SoftBank) to chipmakers (Nvidia down 3%, equipment names hit by both AI demand concerns and fresh China export restrictions). OpenAI pushed back on the report, but the market's reaction suggests fragile confidence in the AI capex cycle's near-term returns. Nvidia's simultaneous launch of the Nemotron 3 Nano Omni multimodal model was largely buried in the noise—a reminder that product milestones mean little when the demand narrative cracks.

Hormuz Blockade Effects Cascade Through the Economy

The Hormuz blockade's real-economy consequences are now unmistakable. With transits at 3% of normal, oil prices pushed higher and the damage radiated outward: Ryanair's CEO warned of airline bankruptcies if fuel stays elevated, JetBlue announced capacity cuts and fare hikes, Toyota's suppliers flagged mounting cost pressure, and Goldman cut its consumer spending forecast. EU jet fuel imports hit record lows. The remarkable fact remains that equity indices are near all-time highs despite this—a disconnect that cannot persist indefinitely.

Earnings Season Splits Between Staples Resilience and Industrial Weakness

Consumer staples proved defensive anchors: Coca-Cola raised guidance on strong volume growth, Kimberly-Clark beat estimates (though it warned of $170M in oil-related cost headwinds ahead). GM surprised to the upside with a 22% profit jump. But industrial names struggled—Airbus stumbled on engine supply constraints, Sysco flagged cooling restaurant demand, and BYD posted its steepest profit drop in six years as China EV competition intensifies. The split reflects a market where essential spending holds firm while discretionary and industrial demand wilts under macro pressure.

Regulatory and Legal Fronts Heat Up

Multiple regulatory flashpoints emerged simultaneously. The FCC's Disney license review signals Washington's willingness to use broadcast regulation as political leverage. The Musk-Altman trial opened with dramatic "stolen charity" allegations. New China chip restrictions hit equipment stocks, while China's blocking of Meta's AI acquisition raised the bar for cross-border tech deals. Australia's proposed 2% Big Tech levy adds another jurisdiction to the global regulatory tightening trend.

Market Implications

Near-term direction: The OpenAI growth scare injected meaningful volatility into the AI trade, but the selloff's durability depends on this week's Big Tech earnings (Microsoft, Meta, Amazon on deck). If those reports show strong AI monetization and user traction, the OpenAI-driven pullback could reverse quickly. The Hormuz situation remains the dominant macro tail risk—3% transit levels are crisis territory and any escalation would reprice energy and risk assets immediately.

Risks and opportunities: The disconnect between record equity indices and a near-total Hormuz blockade is the market's most fragile assumption. Any diplomatic breakdown or military escalation could reprice risk assets sharply. On the opportunity side, the AI selloff may offer entry points in infrastructure names if Big Tech earnings validate the spending thesis. Energy longs remain well-supported by the supply backdrop.

Affected sectors: Energy outperforms on supply disruption. Airlines and transport face acute margin pressure from fuel costs. Consumer staples hold as defensive plays with proven pricing power. Semiconductors face a two-front squeeze: AI demand uncertainty and tightening China export controls. Real estate and credit-sensitive sectors are at risk given Dimon's downturn warning.

Broader narrative: Today's session crystallized the 2026 market paradox—equities near all-time highs amid a Middle East military conflict, questions about AI's biggest private company, and the most prominent banker in America warning of credit stress. The market is pricing in earnings resilience and eventual diplomatic resolution. The margin for error is thin.

👉 Vlad's Key Takeaways

  1. Nasdaq fell >1% as a WSJ report on OpenAI's missed growth targets triggered a broad AI stock selloff
  2. Hormuz Strait transits collapsed to 3% of normal amid a double naval blockade, pushing oil higher
  3. JPMorgan's Dimon warned the coming credit downturn will be worse than markets expect
  4. Coca-Cola surged on strong volume growth and raised its annual adjusted profit forecast
  5. GM lifted its full-year profit outlook and flagged an expected tariff refund
  6. HSBC upgraded US equities to overweight, citing resilient earnings momentum
  7. Citi raised its global AI market forecast to over $4 trillion on enterprise adoption
  8. Goldman Sachs cut US consumer spending growth forecasts due to higher oil prices
  9. Chip equipment stocks (Lam, Applied Materials, KLA) fell on China shipment restriction reports
  10. Oracle and CoreWeave led the AI infrastructure selloff on OpenAI demand concerns
  11. DA Davidson initiated Micron at Buy with a Street-high $1,000 price target
  12. Google signed a classified AI deal with the Pentagon
  13. The FCC moved to review Disney's ABC broadcast licenses amid political fallout
  14. Airbus missed profit estimates as deliveries slowed amid an engine supply crunch
  15. Ryanair's CEO warned European airlines face failure if jet fuel prices persist at current levels
  16. Nucor shares hit record highs on strong quarterly revenue—a tariff beneficiary
  17. BYD posted its steepest profit drop in six years as China EV competition intensified
  18. Starboard Value disclosed a large stake in Dynatrace, sending shares up 8%+
  19. Elliott took a 5% stake in Nippon Express, sparking a 15% share surge
  20. The Musk v. OpenAI trial kicked off with allegations that OpenAI "stole a charity"

👉 This post is for informational purposes only and does not constitute investment advice. Always do your own research before making investment decisions.

Last updated: April 28, 2026 — covers approximately the last 12 hours of market news through Pacific Time.