Boeing Co. agreed to sell its flight navigation unit and other digital assets to Thoma Bravo for $10.6 billion in cash, the first major portfolio transaction under Chief Executive Officer Kelly Ortberg as he seeks to shore up the planemaker’s finances.

Boeing has said it will sell Jeppesen, ForeFlight, and more to Thoma Bravo for $10.55B as it shifts focus to core aerospace and defense operations.

Private equity firm Thoma Bravo is in advanced talks to buy Boeing's Jeppesen navigation unit, with an announcement expected later this week, according to a source familiar with the matter. The news comes nearly a month after Reuters reported that Jeppesen attracted interest from several private equity firms and at least one aerospace supplier,