By Junko Fujita TOKYO, May 27 (Reuters) - Japan's Nikkei share average rose to a record high on Wednesday, as gains in index heavyweight chip-related equities outweighed losses in financials and other
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Markets have been closely tracking developments in the Middle East, with the U.S.-Iran war now in its 13th week.

<body><p>STORY: It was a mostly upbeat Tuesday on Wall Street, despite a slight move downward for the Dow. The S&P 500 climbed about six-tenths of a percent and the tech-heavy Nasdaq added roughly 1.2%, with both indexes closing at record highs.</p><p>AI-fueled optimism offset concerns over Middle East peace talks, which were compounded by recent U.S. strikes on Iran.</p><p>:: Micron</p><p>Semiconductor stocks continued to lead the charge, with Micron Technology soaring 19%, hitting $1 trillion in market value for the first time after UBS more than tripled its price target on the stock.</p><p>But Matt Stucky, chief portfolio manager for equities at Northwestern Mutual Wealth Management, finds the narrowness of market gains concerning.</p><p>"Just to paint a picture of the contrast in the markets from pre-Iran conflict to post, if you look through the market for the first couple of months this year, 65% of companies were outperforming the index. Since the conflict commenced at the end of February, just 24% of companies are outperforming the S&P 500. [FLASH] Any time you see a market that becomes more narrow, as a portfolio manager, as an investor, you start to question the longevity and resilience of that market."</p><p>Sticking with chip makers, shares of Qualcomm rose almost 4.5% after Bloomberg News reported the company reached a deal with TikTok owner ByteDance to supply chips. </p><p>Elsewhere in the market, shares of AutoZone tumbled nearly 9% - despite the company reporting quarterly profit and revenue that beat estimates - as higher costs and inventory investments continued to pressure margins.</p></body>
US stock futures wavered as investors watched for updates on negotiations between the US and Iran.
In the closing of the recent trading day, FedEx (FDX) stood at $400, denoting a +1.47% move from the preceding trading day.
In the most recent trading session, RH (RH) closed at $138.46, indicating a +1.5% shift from the previous trading day.
The latest trading day saw Signet (SIG) settling at $84.05, representing a +2.99% change from its previous close.
In the closing of the recent trading day, Kroger (KR) stood at $64.55, denoting a -4.01% move from the preceding trading day.
In the most recent trading session, AZZ (AZZ) closed at $141.5, indicating a +2.61% shift from the previous trading day.
Firefly Aerospace is selling 4 million shares, and has a deal to help NASA prepare for its permanent presence on the moon.
SLB (SLB) closed the most recent trading day at $57.98, moving +1.22% from the previous trading session.
In the closing of the recent trading day, KB Home (KBH) stood at $49.22, denoting a +1.28% move from the preceding trading day.
Kinder Morgan (KMI) closed at $32.87 in the latest trading session, marking a -2.72% move from the prior day.
Accenture (ACN) reached $177 at the closing of the latest trading day, reflecting a -1.25% change compared to its last close.
In the most recent trading session, Netflix (NFLX) closed at $87.68, indicating a -1.04% shift from the previous trading day.
The S&P 500, Nasdaq and Russell 2000 hit new highs as Micron surged to top a $1 trillion market cap. Caterpillar, Viavi flashed buy signals.
US equity indexes were mixed, as technology helped push the S&P 500 and the Nasdaq Composite to new
Wall Street stocks mostly rose Tuesday, lifting the S&P 500 and Nasdaq to fresh records on hopes for a Middle East peace deal.While Wall Street was closed on Monday, stock markets had rallied elsewhere and crude futures dropped below $100 a barrel after reports that an Iran deal might come within days.
The U.S. stock market rose to more all-time highs and caught up with climbs for others around the world from the day before, when President Donald Trump said negotiations were “proceeding nicely” with Iran on ending their war. The Nasdaq composite climbed 1.2% to reach a record of its own. The Nasdaq composite rose 312.21 points, or 1.2%, to 26,656.18.
The S&P 500 and the Nasdaq rose to records, while the Dow eased after Tehran denounced US strikes in
Top cryptocurrencies were weaker Tuesday, with Bitcoin (BTC-USD) lower but holding above the $75,000
US equity indexes traded mixed as technology topped sector charts, government bond yields sank, and
Micron surged 18% on one analyst's bold call. The S&P 500 and Nasdaq followed, but the Dow didn't get the memo.
The Dow turned 130 years old today. Its gift is a selloff. The Dow, which is celebrating 130 years of tracking the U.S. equity market, is down 170 points or 0.3% today. It has given back gains made earlier in the session, when it was tracking a record close.