Hon. William Cahill (Ret.) has been a full time neutral for ten years and is well known for his preparation, adaptability, fairness and neutrality. Judge Cahill has successfully mediated hundreds of disputes in the financial and securities arena while at JAMS and as a judge. He uses his tenacity and perseverance, as well as financial savvy, in order to lead parties to resolution in complex financial disputes.
Judge Cahill’s financial markets experience includes securities and shareholder class actions, cases involving allegations against brokerage and investment firms, stock option backdating cases, and fraud and breach of fiduciary duty cases against banks and directors and officers. Financial markets cases he has handled often involve complex corporate, financial and insurance issues as well as federal and state court procedural issues.
Stockholder derivative suit involving allegations related to the purchase of 100 million shares of a public company by alleged private insiders for less than a fair market price
Alleged manipulation of stock valuation in a management buyout (MBO) by a national brokerage firm
Breach of fiduciary duty claim against a hedge fund for failure to liquidate to avoid a $50 million loss
Class action brought by stockholders regarding stock devaluation due to restatement of allegedly fraudulent financials
Class action by shareholders for failure to accurately disclose the types of mortgages on financial statement; settled for $75 million
Consumer class action against a national bank involving allegations of insufficient disclosures related to adjustable rate mortgage loans
D&O case involving issues regarding a publicly traded bank's stock drop
Derivative action brought against corporate officers for breach of fiduciary duty
Derivative cases involving backdating of stock options and insider trading
Derivative options backdating case involving special committee recommendations on corporate governance
Fraud case involving breach of fiduciary duty by a public company's Board of Directors; settled for $450 million
Securities fraud class action involving insider trading allegedly causing a drop in stock value
Securities fraud class action involving management decision to allegedly sell assets at lower than market value
Securities fraud class action involving stock valuation in a $1 billion management buyout of publicly traded corporate shares
Securities fraud class action related to financial restatements resulting from investigation into revenue recognition and internal controls
Fraud case related to unique situation of misrepresentations of educator in sale of investment education
Breach of contract, breach of fiduciary duty and negligence case against national bank related to its alleged failure to appropriately provide actuarial, accounting and consulting services related to a company’s 401K and profit sharing plan.
Lending fraud class action related to mortgages