CNBC reported that Zumwalt left last week. Assistant Treasurer Masone is successor.
Farfetch denies it will be acquiring Barneys New York, which filed for bankruptcy earlier in August.
Papa John's names Rob Lynch, currently the president of Arby's Restaurant Group, as chief executive.
Wall Street expects the healthcare giant can take the jolt from the penalty delivered by an Oklahoma judge in the state's opioid case against J&J.
WageWorks receives an unsolicited and non-binding letter of interest from Mansa but says it 'unanimously rejects' the offer.
Caligan Partners holds nearly 3.5 million Amag shares at an average $8.44 each.
Shares of the department store retailer are moving to the lowest level in many years as Macy's also trims its outlook for all of 2019.
Viacom shareholders may finally be rewarded this week for their patience.
Mattel hasn't revealed the contents or allegations of the whistleblower letter.
Icahn discloses 12.6% stake in the data-analytics company, whose shares have shed some 70% since May 2017.