International Business Machines Corp.

IBM on Wednesday missed market estimates for quarterly revenue as its managed infrastructure business suffered from a decline in orders ahead of a spinoff next month, sending its shares down 4% in extended trading.

IBM on Wednesday missed market estimates for third-quarter revenue as its managed infrastructure business suffered from a decline in orders ahead of a spinoff next month.

IBM said on Thursday it requires all U.S. employees to be fully vaccinated against COVID-19 by Dec. 8, or they will face unpaid suspension.

* IBM SAYS ALL CO'S U.S. EMPLOYEES TO BE FULLY VACCINATED BY DECEMBER 8

Beijing Neu Cloud Oriental System Technology Co -- a joint venture established to sell IBM server products in China -- sued IBM Corp and its Chinese subsidiary in Manhattan federal court on Friday for allegedly stealing its trade secrets.

International Business Machines Corp said on Friday that it would allow only fully vaccinated U.S. employees to return to offices, which are set to open from Sept. 7, given the rapid spread of the Delta variant of COVID-19.

Spain's Amadeus will integrate IBM's digital health pass into its Traveler ID platform in a bid to simplify the verification of passengers' health credentials during the boarding process, the companies said in a joint statement on Thursday.

* Indexes up: Dow 1.72%, S&P 1.48%, Nasdaq 1.37% (Adds comment, details; updates prices)

Wall Street's main indexes opened higher on Tuesday, as economically sensitive stocks rebounded following a sharp selloff in the previous session, while shares of IBM jumped on strong second-quarter results.

IBM reported second-quarter revenue on Monday that beat analysts' estimates, as a recovery in client spending powered strong growth in its cloud and consulting businesses.

IBM reported second-quarter revenue on Monday that beat analysts' estimates, as a recovery in client spending powered strong growth in its cloud and consulting businesses.

A whistleblower must plead but-for causation in order to bring a fraudulent inducement claim under the federal False Claims Act, a federal appeals court has ruled, allowing a case accusing International Business Machines Corp of defrauding the government to go forward.

International Business Machines Corp said on Friday President Jim Whitehurst, who played a major role in Big Blue's $34 billion acquisition of Red Hat two years ago, will step down from his position.

IBM will offer telecom operators Verizon and Telefonica new services ranging from running 5G over a cloud platform to using artificial intelligence, the U.S. technology company said on Monday.

IBM Corp is developing tools that would ensure online advertising algorithms do not unfairly show ads to only specific groups such as mostly men or wealthy people, aiming to address discrimination concerns that have drawn industrywide scrutiny.

Semiconductor manufacturer GlobalFoundries on Monday sued International Business Machines Corp, asking a judge to rule that it did not violate a contract with the U.S. company which claims it is owed $2.5 billion in damages.

IBM is rolling out innovations in artificial intelligence, hybrid cloud operations and quantum computing as the company that created the personal computer follows through on a roadmap it set out a year ago.

For decades, each generation of computer chips got faster and more power-efficient because their most basic building blocks, called transistors, got smaller.

IBM said on Thursday it has agreed to acquire Turbonomic, a provider of software that helps companies monitor the performance of their business applications, the latest in a series of cloud computing acquisitions by the tech giant.