Chesapeake in Chapter 11. The shale oil producer Chesapeake Energy is going bankrupt. It is the first major US shale oil company to file for bankruptcy. The Oklahoma-based company has filed for Chapter 11 in Texas. The operation should enable it to restructure around $7 billion of debt.

A heckled AGM. Nissan denies any internal conspiracy to remove Carlos Ghosn. At today's annual general meeting of the manufacturer, several small holders strongly criticized the way the company was managed. The shareholders criticized the current management, the ousting of the former director, the failure to match supply with demand and the influence exercised by Renault.

Takeoff imminent. The certification flight of Boeing's B737 MAX could take place at the beginning of this week, according to AFP. Perhaps this very day, for the aircraft that has been grounded for more than a year. No one wanted to confirm at this stage, and especially not the American industrialist, who has kept a prudent silence since the new management is in place, The New York Times understands that the flight tests are scheduled to take place over three days from Boeing's historic base near Seattle.

Social networks face their responsibilities. Faced with a growing boycott of its services by advertisers, Facebook is tightening its moderation. Meanwhile, Starbucks is taking a "break" in advertising on social networks such as Unilever or Coca-Cola. This news is perhaps likely to reverse the recent trend, according to which social networks are taking a growing share of Google's market. It is also conceivable that Amazon.com will take advantage of this, since the online merchant already has the wind in its sails.

Brightsphere could be of interest to Generali. Assicurazioni Generali has approached the American company Brightsphere to buy it, Reuters has learned. The share of the company jumped of 25% Friday after this rumor, bringing its capitalization to a little more than 1 billion $. The large transalpine insurer has strong ambitions in Europe and the United States, but also in Asia.

In other news. German public bank KfW may have lost €100m in the Wirecard case. Walt Disney is again postponing the release of Mulan. The Estée Lauder announces the promotion of Stéphane de La Faverie to the position of group chairman. Luckin Coffee, the "Chinese Starbucks", will leave the New York Stock Exchange after a gigantic accounting fraud affair. Gap Inc. has entered into a partnership agreement with Kanye West, which will launch a clothing line, resulting in a 19% increase in the share price on Friday.