Kate Estes of Huffman, Texas, won first place in the Ladies Division at the 2026 International Precision Rifle Federation World Championship and took the world champion title. Grace Vaughn of Oviedo, Florida, finished fourth. Both Team PROOF members used PROOF Research barrels, and Estes won with PXT barrel technology.

PROOF Research, founded in 2012 and based in Northwest Montana, makes carbon fiber barrels, precision steel barrels, and complete rifle systems.