DoubleVerify (“DV”) (NYSE: DV), a leading software platform for digital media measurement, data and analytics, today announced it has entered into an agreement to acquire OpenSlate (“OpenSlate”), a pre-campaign contextual targeting platform that enables brands to align advertising with suitable or contextually relevant content across social video and CTV. The acquisition of OpenSlate is a cash and stock transaction valued at $150 million and is expected to close this quarter (the “Acquisition”).