Halper Sadeh LLC is probing Global Business Travel Group's $9.50 per share cash sale to Long Lake Management for potential breaches of fiduciary duties and deal terms that could limit superior competing offers. The firm alleges insiders may receive substantial benefits not available to ordinary shareholders, prompting scrutiny of transaction fairness.

Shareholders are urged to evaluate their rights and may pursue increased consideration, additional disclosures or other relief on a contingent fee basis, eliminating upfront legal costs. The law firm may seek to negotiate for higher compensation or improved deal terms on behalf of affected investors.