OWNERSHIP STRUCTURE

The table below shows the number of common shares held by Moura Dubeux Engenharia S/A shareholders.

Shareholders Number of shares %
Controllers 30,595,282 36.0%
Executive Board  1,815,237 2.1%
Board of Directors 20,400 0.0%
Treasury Shares
 326,382
0.4%
Navi 4,468,284 5.3%
Other Shareholders 47,683,790 56.2%
Total 84,909,375 100.00%

Base date of composition Sep 30, 2025.