Embraer’s defense & Security revenue in Q2 was driven by higher KC-390 Millennium revenue recognition. Embraer has raised its fiscal 2026 profitability and cash flow guidance after posting a 23% growth in revenue in the second quarter (Q2) driven by the Defence & Security segment. During the quarter, defence backlog grew faster than any other unit, rising 42% year on year to $6.1bn from $4.3bn. As a result, the Defence & Security segment reported a book-to-bill ratio of 2.6 over the past 12 months. There were no Defence & Security deliveries during the quarter, Embraer said.