Preheat your oven to 425°F.
Place 1 sheet of phyllo on a large ungreased cookie sheet. Lightly spray with cooking spray.
Layer each remaining sheet of phyllo, lightly spraying each layer with cooking spray.
Crumble spinach over phyllo.
Top evenly with tomatoes, artichokes and feta cheese.
Bake for 15 minutes or until edges are golden brown.
Transfer pizza to a large cutting board.
Using a pizza cutter or large knife, cut pizza into equal pieces.
Serve and Enjoy!