Halper Sadeh LLC is investigating whether the merger of Piedmont Lithium Inc. is fair to shareholders, as the transaction is valued at $623 million. Kirby McInerney LLP has announced an investigation into shareholder claims against Zeta Global Holdings Corp. (ZETA). In a related development, Zeta Global has stated that a forensic review found its business practices sound and financial statements accurate, countering recent claims of misconduct. Rosen Law Firm is urging Wolfspeed, Inc. (WOLF) stockholders with losses exceeding $100,000 to contact them regarding their rights, while The Law Offices of Frank R. Cruz is also investigating Wolfspeed on behalf of investors. Additionally, Bronstein, Gewirtz & Grossman LLC announced that PACS Group, Inc. investors with substantial losses have an opportunity to lead a class action lawsuit, and similar announcements were made for Lilium N.V. investors. Humacyte, Inc. investors are also being encouraged to lead a securities fraud lawsuit with the Schall Law Firm.