Tokyo Stock Exchange Trading Is Halted by System Problem

It blamed the shutdown on defective hardware involved in transmitting value information and mentioned the swap to backup hardware didn’t acquire put correctly, leaving the market not able to purpose.

A spokesman for the exchange’s operator,

Japan Exchange Group Inc.,

8697 -one.eighty four{bcdc0d62f3e776dc94790ed5d1b431758068d4852e7f370e2bcf45b6c3b9404d}

mentioned it didn’t see indicators of hacking. In August, a cyberattack from overseas triggered 4 days of shutdowns at New Zealand’s stock market.

The Tokyo challenge was learned at about seven a.m. community time, two hrs prior to the stock market usually opens.

“We apologize to traders and market participants for leading to disruption,” the trade mentioned in a assertion.

It mentioned Thursday’s challenge marked the 1st time an whole working day of stock trading was halted since the trade moved to a entirely computerized trading process in 1999.

Ichiro Yamada, executive officer for securities financial investment at Fukoku Mutual Lifetime Insurance coverage, mentioned the trade must demonstrate plainly what triggered the trading halt.

“Otherwise, rely on in the market could waver,” he mentioned.

The Osaka stock trade remained open and futures rates tied to the benchmark Nikkei stock index ended up up, suggesting traders didn’t foresee a key disruption that would destruction stock rates all round. Mr. Yamada mentioned a market halt could damage small-expression traders, but prolonged-expression traders this kind of as Fukoku wouldn’t be afflicted by a couple days of suspension.

Whilst the Tokyo Inventory Exchange has had glitches more than the a long time that afflicted some trading, a entire halt to stock trading is uncommon.

In January 2006, the trade shut down all trading for the remaining 20 minutes of the working day soon after a surge of sell orders overwhelmed the process. In November 2005, a laptop failure shut the trade for most of a working day.

Takeo Kamai, head of execution expert services at CLSA in Tokyo, mentioned if marketplaces opened abruptly and laptop trading courses issued a large volume of piled-up orders, it could induce momentary disruption.

“I just feel there’s likely to be pent-up desire,” he mentioned, while he included it could be a 1-off event.

The stock trade mentioned it determined not to attempt to restart its programs in the course of trading hrs on Thursday for dread of leading to confusion.

Write to Suryatapa Bhattacharya at [email protected] and Kosaku Narioka at [email protected]