These are the stocks posting the largest moves after the bell on Tuesday.
Shares of Walgreen Boots Alliance and Rite Aid are trading lower after the merger of the two drugstore companies is facing US antitrust concerns.
Western Union will pay $586 million, which will be used to reimburse consumers who were victims of fraud from 2004 to 2012.
Mallinckrodt is to pay $100 million to settle FTC charges that it illegally maintained a monopoly of a special drug used on infants. CNBC's Meg Tirrell reports.
CNBC's Meg Tirrell reports that Mallinckrodt has settled with the FTC over a potential monopoly situation over one of its drugs.
U.S. regulators charged the company with using anti-competitive tactics over licensing.
Donald Trump's views on some issues alienated many left-leaning tech employees in Silicon Valley, but none more so than those at Alphabet.
Messaging application WhatsApp has a flaw that may allow undelivered messages to be compromised, reports USA Today.
Indra Nooyi recommends professionals find out what gives them an advantage.
The CEO of Volkswagen Group of America said it's another "important step forward in our efforts to make things right for our customers."
The Trump administration may take big steps backward on privacy, and put the country at greater risk from cyberattacks, say experts.
These are the stocks posting the largest moves after the bell, including Mondelez, Square and more.
A U.S. Senate committee urged regulators to launch a probe into whether EpiPen maker Mylan broke the law by preventing schools from purchasing competing allergy treatments.
Senate committee calls on FTC to review Mylan's business practices around its EpiPen product for possible anti-competitive behavior. CNBC's Meg Tirrell reports. The "Fast Money" traders weigh in.
At issue is how different kinds of companies are allowed to use customer data — and the distinction is worth billions.
"This is still another case of Donald Trump having a unique view about how our system works," ex-FCC Chairman Reed Hundt tells CNBC.
Christine Varney, former Assistant Attorney General, head of DOJ Antitrust division and former FTC Commissioner, discusses the antitrust and anti-competition worries surrounding the AT&T-Time Warner merger.
Christopher Sagers, Cleveland State University law professor, discusses the possible antitrust complications of the AT&T-Time Warner merger.
Two U.S. senators have also asked the Federal Trade Commission to look into Mylan's EpiPen sales to schools.
Sen. Amy Klobuchar (D-Minn.) discusses the call for the FTC to investigate Mylan and other "bad actors" over drug pricing rules.