Police say just after noon on Saturday, 42-year-old Tevon Varlack attacked the iconic bull with a metal object, leaving several dents and a hole in one of its horns.
Eyewitnesses called 911. Police arrived quickly on the scene and took the man into custody.
Police have questioned Varlack, who is from Texas, but he has not been cooperative with police.
Varlak has been arrested and charged with criminal mischief, criminal possession of a weapon, and disorderly conduct.