Get the angle to the rear slightly and try weight shifting and low and behold your rear will comeout. You will understand there is not a lot of margin due to small dimensions there is a high weight transfer rate. You have to learn how to finesse it brute force the situation. Nothing is written in stone with moving objects. Occasionally 747's fall out of the sky.
Solution go slower.
Slide seat back and shift weight to the inside and back in a highspeed corner. Leave your bike alone and try to shift to the inside and back. These machine are small and we are 5 to 6 times heavier. Boot the submariners really shifted weight in emergency. Part of the fun of a recumbent trike is highspeed turns since it is a an emergency.