Remove steaks from refrigerator and let come to room temperature for about 30 minutes.
Preheat oven to 400 degrees
Heat a cast iron or oven safe skillet on high heat add olive oil and butter, once butter is melted and done foaming add steaks. Cook for 2 minutes them flip and cook another 2 minutes, this gives the Filets a nice brown sear. Place pan in oven and cook 7-8 minutes or until desired doneness. Rare - 120-125F, medium rare - 130-135F, medium - 140-145F, medium well - 150-155F and well done - 160-165F.
Remove the skillet add the garlic herb butter and let rest 3 minutes. Serve garnish with fresh parsley and pan juices
For the butter
In a small bowl add butter, herbs and garlic and mix until combined. Place mixed butter on a piece of plastic wrap roll and twist the ends. Store in refrigerator until ready to use.