Pomerantz LLP is investigating claims on behalf of Cardinal Infrastructure Group Inc. investors, including whether the company and certain officers or directors engaged in securities fraud or other unlawful business practices. Cardinal disclosed on Aug. 11, 2026, that its adjusted EBITDA margin had fallen to 12.4% from 18.6% a year earlier and reduced its full-year guidance to 16%-18%, from a previous expectation above 20%. The disclosure followed Cardinal's June 2026 follow-on equity offering, in which a company issues additional shares after its initial offering. Cardinal's stock dropped $21.73, or 36.22%, to close at $38.27 on Aug. 11. Investors were directed to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980, while the release also listed dpeyton@pomlaw.com. Pomerantz said it has offices in New York, Chicago, Los Angeles, London, Paris and Tel Aviv and has practiced corporate, securities and antitrust class litigation for more than 85 years.