Telecom Megamerger Would Supercharge Transatlantic M&A Spree

Transatlantic mergers and acquisitions are booming, as companies block out the rising levels of geopolitical noise to chase their dream deals.

The value of cross-border M&A between the US and Europe has risen more than 140% this year to roughly $165 billion, data compiled by Bloomberg show. It was the second-biggest quarter on record for such transactions in the three months through March, the data show.

Those figures would be supercharged by a combination of Deutsche Telekom AG and its American arm T-Mobile US Inc. Bloomberg News reported Tuesday that the carriers are discussing the creation of a new holding ...