Nasdaq Composite Slips 0.15% to 26,249.63 as Treasury Buyback Boosts Dow and S&P 500
Authored By HDFC SKY | Last Modified: Aug 19, 2026 08:33 PM IST

Mumbai, Aug 19: US stock markets presented a mixed picture during Wednesday’s opening session, with the technology-heavy Nasdaq Composite (^IXIC) edging lower by 40.08 points (-0.15%) to settle at 26,249.63, even as the broader market received a significant boost from the Treasury Department’s announcement of increased debt repurchases. The Dow Jones Industrial Average (^DJI) surged 274.91 points (+0.52%) to reach 53,618.31, while the S&P 500 (^GSPC) advanced 27.84 points (+0.36%) to 7,719.60, signalling a bifurcated market response to evolving macroeconomic developments.
The divergence in index performance underscored the complex interplay between Treasury market dynamics, geopolitical developments, and corporate earnings, with investors carefully navigating a landscape characterised by surging bond yields and mounting tensions in the Middle East. The Russell 2000 Index (^RUT) outperformed the major averages with a gain of 29.11 points (+0.96%) to 3,047.00, reflecting renewed appetite for small-cap equities amid easing bond market pressures.
Treasury Buyback Doubles to $4 Billion as Yields Plunge from 19-Year Highs
The Treasury Department’s Wednesday announcement that it would at least double the size of its government debt repurchases from $2 billion to $4 billion served as the primary catalyst for Wednesday’s market movements, sending Treasury yields sharply lower across the long end of the curve. The accelerated buyback programme specifically targets the 10- to 20-year and 20- to 30-year portions of the Treasury market, which have experienced a buyers’ strike since late June amid mounting concerns over government debt supply and inflationary pressures.
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This strategic intervention sent the 30-year Treasury bond yield, which had notched a fresh 19-year high above 5.33% in the prior trading session, plummeting 9 basis points to 5.192%. The 10-year Treasury note yield shed 6 basis points to 4.647%, providing a measure of relief to equity markets that had been rattled by the relentless climb in borrowing costs. Ben Emons, founder of FedWatch Advisors, contextualised the move, stating: “The Treasury’s move to double long-end buybacks from $2 billion to $4 billion was purely a liquidity-management adjustment for outstanding 30-year bonds. Yet, markets treated it as a broader easing signal, with yields falling 10 basis points and semis/tech rallying sharply.”
Moderna Shares Double 122% as Melanoma Vaccine Achieves Historic Phase 3 Success
Moderna (MRNA) emerged as the standout performer in Wednesday’s session, with shares skyrocketing 122% to $139.77 after the company announced positive interim results from its Phase 3 trial of a personalised mRNA cancer vaccine developed in partnership with Merck (MRK) . The investigational therapy, known as intismeran, administered in combination with Merck’s immunotherapy Keytruda, successfully met its primary goal of recurrence-free survival and secondary objective of distant metastasis-free survival in patients with high-risk or advanced melanoma whose detectable cancer had been completely removed through surgery.
The study, which involved more than 1,100 patients, represents the first positive Phase 3 results for an mRNA-based cancer therapy, marking a pivotal moment in oncology research. Moderna Chief Executive Stéphane Bancel described the findings as “a pivotal moment for the field of cancer research,” adding: “For many years, the idea of creating an mRNA treatment designed specifically for an individual patient’s cancer was aspirational. We are now helping turn that vision into a reality.” Merck shares surged 11.16% in response to the breakthrough, further supporting the Dow’s advance.
Target Delivers Second Consecutive Earnings Beat as CEO Expresses Encouragement
Target Corporation (TGT) demonstrated further evidence of its turnaround gaining traction, posting fiscal second-quarter earnings that comfortably exceeded Wall Street estimates. The retailer reported adjusted earnings of $4.11 per share** on revenue of **$26.5 billion, significantly surpassing consensus expectations of $2.34 per share** on revenue of **$26.1 billion. The results were bolstered by a $752 million** boost to net earnings, or **$1.65 per share, from tariff refunds, providing a substantial tailwind to the bottom line.
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Sales increased across all merchandise departments, led by beauty and food categories, while store traffic showed improvement. The company raised its full-year sales and profit outlook, signalling growing confidence in its strategic repositioning. Chief Executive Michael Fiddelke expressed encouragement with the progress, stating: “We’re encouraged by the progress made so far, and we’re also clear-eyed about the important work still ahead. Q2 is an important step forward in the plan we laid out earlier this year to open a new chapter of growth for Target.”
Marvell Technology Jumps 7.68% on Google Partnership and Alphabet Warrant
Marvell Technology (MRVL) shares rallied 7.68% after the semiconductor company announced a significant agreement with Google related to tensor processing units (TPUs), accompanied by the issuance of a warrant to Alphabet for the purchase of as many as 59 million shares of Marvell common stock. The partnership strengthens Marvell’s position in the rapidly expanding artificial intelligence infrastructure market, where demand for specialised computing solutions continues to outpace supply.
The stock’s advance contributed to the broader technology sector’s performance, even as the Nasdaq Composite struggled to maintain gains. The AI semiconductor space has experienced heightened volatility in recent sessions, with investors weighing the sustainability of capital expenditure growth against the potential for diminishing returns on massive AI investments.
Fed Minutes Due at 2 PM as Investors Seek Clarity on Rate Hike Divisions
Market participants are closely awaiting the release of the Federal Open Market Committee’s (FOMC) meeting minutes from the July policy meeting, scheduled for 2:00 PM EDT. The minutes are expected to provide crucial insights into policymakers’ debates on inflation, economic conditions, and the future trajectory of monetary policy, particularly given the sharp divisions that emerged during the July gathering.
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At the July meeting, three dissenting members voted in favour of raising interest rates, representing the highest number of dissents in a single Federal Reserve meeting in recent history. Investors will scrutinise the minutes for greater detail on the rationale behind these dissenting votes and the nature of the debate surrounding the appropriate policy response to persistent inflationary pressures. Current market pricing indicates expectations of at least one quarter-point rate hike by the end of 2026, though expectations for a move as early as September have diminished following last week’s benign inflation data.
Estée Lauder Rises 15.6% on Fiscal Fourth Quarter Earnings Beat and Optimistic Outlook
Estée Lauder Companies (EL) shares advanced 15.6% to $97.42 after the beauty products manufacturer reported fiscal fourth-quarter earnings and revenue that surpassed consensus estimates. The company’s performance demonstrated resilience in the premium beauty segment, with results exceeding FactSet consensus expectations across both top and bottom line metrics.
The company projected earnings of between $3.10 and $3.35 per share for fiscal year 2027, aligning closely with FactSet estimates of $2.95 to $3.42, providing investors with a measure of visibility into the company’s earnings trajectory. The outlook suggests management’s confidence in sustained demand for premium beauty products despite broader macroeconomic uncertainties.
Honeywell Aerospace Upgraded to Overweight as Morgan Stanley Cites Valuation Opportunity
Morgan Stanley upgraded Honeywell Aerospace (HONA) to overweight from equal weight, establishing a price target of $205 on the stock, implying approximately 28% upside from Tuesday’s closing price. The aerospace company, which was spun out from Honeywell in late June, has experienced a 24% decline over the past month as supply chain issues have hampered operations.
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Analyst Kristine Liwag acknowledged ongoing concerns but argued that the valuation now more than compensates for these risks, stating: “Our fundamental concerns have not disappeared: HONA screens toward the lower end of peers on revenue and EBIT growth, margin expansion is limited, [free cash flow] conversion trails peers, and lower next-generation Commercial [original equipment] content could constrain the long-term aftermarket opportunity. We believe the valuation now more than compensates for these risks. HONA warrants a discount to peers, in our view – but not the ~35% discount reflected today.” The stock’s 4.77% gain in Wednesday trading reflected investor enthusiasm for the upgrade.
Analog Devices Rises 0.2% as Semiconductor Firm Reports Strong Fiscal Third Quarter
Analog Devices (ADI) shares edged 0.2% higher after the semiconductor company reported adjusted earnings and revenue for its fiscal third quarter that came in above consensus expectations. The company’s current-quarter guidance also exceeded projections, suggesting continued robust demand for its analogue and mixed-signal semiconductor solutions across industrial, automotive, and communications end markets.
The company’s gross margin on a non-GAAP basis rose to 72.5% compared to 69.2% in the corresponding period of the previous year, reflecting favourable product mix and operational efficiencies. The semiconductor sector has demonstrated resilience amid broader market volatility, underpinned by sustained demand for chips across diverse applications including artificial intelligence, automotive electronics, and industrial automation.
Iran Tensions Escalate as UAE Suspends Trade Following Missile Launches
Geopolitical tensions in the Middle East intensified as the United Arab Emirates announced it had paused all trade and financial transactions with Iran following the launch of two ballistic missiles from Iran toward UAE territorial waters. Both missiles reportedly fell into the water, causing no damage or casualties, but the incident represents an unwelcome escalation of the conflict after more than three months of relative calm.
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The development adds to the complex array of factors influencing global markets, with oil prices resuming their climb as negotiations for a ceasefire have stalled. West Texas Intermediate crude futures traded near $84 per barrel**, while **Brent crude futures** hovered around **$91 per barrel, reflecting ongoing concerns about supply disruptions in the oil-rich region. President Donald Trump confirmed that the United States is not currently in talks with Iran and has no plans to restart them, ruling out extension of the 60-day ceasefire agreement which expired on Monday.
Trump Pauses Canadian Tariffs for Three Days Following Last-Minute Negotiations
In a separate geopolitical development, President Donald Trump announced late Tuesday that he had paused the 50% tariffs on certain Canadian imports for three days following 11th-hour negotiations between Trump administration officials and Canadian Prime Minister Mark Carney’s team. The decision came shortly before the duties were set to take effect at midnight, providing a measure of relief to markets concerned about escalating trade tensions between the two nations.
The announcement, made via Truth Social, stated: “based on the fact that Canada and the U.S.A., subject to the finalisation of documents, have a DEAL!” While experts have indicated that the tariffs would have had limited economic ramifications, they represent a strong signal of upcoming negotiations for the US-Mexico-Canada Trade Agreement (USMCA), potentially creating a more constructive framework for trade discussions going forward.
Nvidia Recovers as China Eases H200 Chip Restrictions and BofA Highlights Value
Nvidia Corporation (NVDA) shares showed signs of recovery in Wednesday’s session, supported by reports that China is easing restrictions on the import of Nvidia’s H200 processors. According to the Financial Times, TikTok owner ByteDance and Tencent each received approximately 10,000 H200 processors in recent weeks, suggesting a softening of regulatory stance as Chinese authorities seek to close the gap with the United States on artificial intelligence capabilities.
China had previously curbed H200 imports to promote its domestic chipmakers, but regulators have started to ease some restrictions, allowing select shipments to proceed. Also contributing to the stock’s performance, Bank of America analysts issued a note characterising Nvidia shares as a “compelling opportunity” relative to its AI peers. Analyst Vivek Arya noted that Nvidia shares are trading at a roughly 40% to 50% discount to AI compute peers on an enterprise value-to-free cash flow basis, attracting attention from value-oriented investors.
Global Government Bond Yields Remain Elevated Near Multi-Decade Highs
Despite Wednesday’s easing in Treasury yields following the buyback announcement, global government bond yields remained elevated near multi-decade highs, reflecting ongoing concerns over mounting public debt levels and geopolitical risks. Japan’s 10-year bond yield reached its highest level in three decades, while rates on France’s 30-year bond hit levels not seen since 2008. The German 30-year bund yield also reached its highest point since 2011.
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The persistence of elevated yields across developed markets underscores the structural tensions inherent in the current economic environment. Analysts said “Big government spending and, partly by extension, the AI investment boom are driving significant competition for resources, creating greater scarcity, inflationary risks and a higher cost of capital. While this spending and investment is creating massive profits and therefore supporting higher share prices, the recycling of those earnings and increased borrowing by AI businesses into even greater spending and investment is fuelling a feedback loop resulting in structurally higher yields.”
SK Hynix Shares Narrow Losses Following $29 Billion Share Buyback Announcement
SK Hynix (SKHY) shares narrowed their losses in Wednesday trading following the South Korean memory chipmaker’s announcement of a significant shareholder return programme. The company, which recently completed its initial public offering, stated it would spend at least 50% of free cash flow generated from 2025 to 2027 on shareholder returns, including the buyback and cancellation of 40 trillion won ($28.61 billion) worth of treasury shares.
The announcement came after the stock had declined approximately 10% in Korean trading, with losses narrowing to around 3% following the news. SK Hynix, a key supplier to Nvidia in the memory chip ecosystem, has been expanding its presence in the high-bandwidth memory segment critical for artificial intelligence applications. Further details regarding the shareholder return programme are expected to be announced alongside the company’s third-quarter earnings.
Meta Social Media Addiction Trial Continues as Attorneys Present Opening Arguments
Meta Platforms (META) shares were poised to recover some losses in Wednesday’s session as the social media addiction trial against the company continued. The stock had declined 4% on Tuesday as the trial commenced, with opening arguments painting a picture of a company that developed products specifically designed to hook young users on its platforms.
Attorneys representing four states argued that Meta developed its products to keep young users coming back to its apps, using features such as infinite scrolling that negatively impact mental health. The attorneys also alleged that the company knowingly harvested the information of children under 13 years of age without their parents’ consent. The case, being heard before District Judge Yvonne Gonzalez Rogers in the US District Court for the Northern District of California in Oakland, serves as a test case for a larger suit involving an additional 24 states, potentially carrying significant implications for the company’s future operating practices.
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Wednesday’s trading session saw the Dow Jones Industrial Average and S&P 500 advance on Treasury buyback optimism, while the Nasdaq Composite struggled amid chip sector weakness. Investors should monitor the 2 PM EDT release of Fed meeting minutes for policy clues, alongside geopolitical developments in the Middle East and trade negotiations. Corporate earnings from Moderna, Target, and Estée Lauder demonstrated the potential for company-specific catalysts to drive significant share price movements. Market participants should remain attentive to Treasury market dynamics, as the yield curve continues to signal structural tensions in the global economy.
Source
- spglobal.com/spdji/en/indices/equity/sp-500/
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