Refer to the input text as context and select the correct relationship between 'Axel Springer SE' and 'Business Insider' from the available options.
Options: manufacturer, currency, operator, owner of

Germany’s Axel Springer SE is in talks to acquire Business Insider in a deal that would value the U.S. digital publisher at roughly $500 million, according to a person familiar with the matter, the latest tie-up between old-media and new-media firms.
owner of