I was wondering about that too (I'm totally new to Ford and their ordering process). I found this:
https://blueovalforums.com/forums/index.php?/topic/63667-ford-vehicle-ordering-scheduling-process/&do=findComment&comment=1195980
"They build stock orders at first until they go 5 consecutive days...
We ordered a 2025 Platinum Powerboost (157") on Friday and got the order confirmation the same day. Looking forward to seeing how everyone's orders progress.