The report said Blackstone had agreed to buy 191.7 million shares in Deutsche Telekom from
The report said New York-based Blackstone, one of the world's biggest private equity firms, would be a long-term investor in the former German telephone monopoly.
It pledged to hold the shares for at least two years, the report said.
Finance Minister Peer Steinbrueck welcomed Blackstone's pledge to take a long-term view and said its investment was a vote of confidence in the much-maligned company, the report said.