Not surprised given the California invasion: https://www.movebuddha.com/blog/where-californians-moving-to/#:~:text=New%20moveBuddha%20data%20shows%20precisely%20where%20Californians%20are,in%202023%2C%20as%20well%2C%20according%20to%20moveBuddha%20data.
Last time around, Cruz lost native Texans. The people who moved there was the voting block he won and that is what saved him.