Group 1: Beacon Roofing Supply, Inc. - Beacon Roofing Supply will be acquired by QXO, Inc. for $124.35 per share in cash at closing [2] - The investigation focuses on whether the Beacon Roofing Supply Board breached its fiduciary duties by failing to conduct a fair process and whether shareholders are receiving fair value for their shares [2] Group 2: Optinose, Inc. - Optinose will be acquired by Paratek Pharmaceuticals for $9.00 per share in cash, plus up to $5.00 per share in contingent value rights (CVRs) based on achieving certain net revenue milestones [4] - The investigation concerns potential breaches of fiduciary duties by the Optinose Board regarding the fairness of the acquisition process and shareholder value [4] Group 3: Redfin Corporation - Redfin will be acquired by Rocket Companies, with each share of Redfin common stock exchanged for a fixed ratio of 0.7926 shares of Rocket Companies Class A common stock, valued at approximately $12.50 per share [6] - The investigation examines whether the Redfin Board breached its fiduciary duties by failing to ensure a fair process and the impact of dilution on shareholders [6] Group 4: Blackboxstocks Inc. - Blackboxstocks will be acquired by REalloys Inc., with stockholders expected to own approximately 7.3% of the combined company's shares upon closing [8] - The investigation looks into whether the Blackboxstocks Board breached its fiduciary duties by not conducting a fair process and the implications of dilution for shareholders [8]