NEW YORK, July 10, 2025 /PRNewswire/ -- Kuehn Law, PLLC, a shareholder litigation law firm, is investigating whether certain officers and directors of DoubleVerify Holdings, Inc. (NYSE: DV) breached their fiduciary duties to shareholders. According to a federal securities lawsuit, Insiders at DoubleVerify caused the company to misrepresent or fail to disclose that (a) DoubleVerify's customers were shifting their ad spending from open exchanges to closed platforms, where the Company's technological capabilit ...