AT&T effectively owned a minority stake in Invidi having bought DirecTV in May 2014.
Invidi Technologies, an advertising technology company agreed to be acquired in November by AT&T.
If completed as planned in the first quarter, AT&T would hold a controlling stake in Invidi, which would continue to operate independently, with WPP remaining as a minority shareholder and cable group Dish Network joining as a new investor.
AT&T effectively owned a minority stake in Invidi having bought DirecTV in May 2014.
In April 2011, US-based advertising targeting company Invidi Technologies extended its series D…