Mealey's (July 14, 2016, 12:09 PM EDT) -- BOSTON — The Securities and Exchange Commission has properly alleged that a day trader’s tipper in an insider trading lawsuit breached her fiduciary duty to her employer in providing inside information regarding a merger deal, a federal judge in Massachusetts ruled in a July 12 opinion (Securities and Exchange Commission v. Vlad B. Spivak, et al., No. 15-13704, D. Mass.)....