
The overall number of Delaware Chancery Court M&A lawsuit settlements increased in 2025, but aggregate, average, and median settlement values decreased during the year, according to a new report from Cornerstone Research. The report, which is entitled “M&A Litigation Settlements in the Delaware Court of Chancery: 2012-2025 Review & Analysis,” attributes the 2025 declines in settlement values to the number of SPAC merger-related lawsuit settlements during the year. Cornerstone Research’s September 23, 2026, press release about the report can be found here. The report itself can be found here.
Continue Reading Del. Chancery Court M&A Lawsuit Settlement Values Decreased in 2025

One of the great curses on our legal system is the merger objection litigation phenomenon, pursuant to which nearly every proposed public company merger inevitably attracts at least one shareholder lawsuit in which the claimant alleges that the proxy statement disclosures regarding the proposed merger were inadequate. These lawsuits almost uniformly are settled after the defendant company voluntarily agrees to make supplemental disclosures, for which the plaintiff seeks a “mootness fee” (for supposedly obtaining the supplemental disclosures, making their lawsuit moot). When they have the chance, courts have uniformly disdained these kinds of shakedown; one prominent jurist
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One of the most significant corporate litigation phenomena over recent years has been the rise of merger objection litigation, as result of which nearly every public company merger objection transaction has drawn at least one lawsuit. According to the latest study of merger litigation from Cornerstone Research, this phenomenon continued in 2018, with the same percentage of merger transactions as in 2017 attracting at least one lawsuit – in 2018, as in 2017, 82% of public company merger transaction valued over $100 million drew at least one lawsuit. The Cornerstone Research report, entitled “Shareholder Litigation Involving Acquisitions of Public Companies: Review of 2018 M&A Litigation,” can be found
As discussed in