Add Greek yogurt and chia seeds to a bowl and mix together well. Spread mixture out evenly in bowl to create a "bed" for the other ingredients. Set aside.
Use a knife to cut peach into bite-sized pieces. Remove pits from cherries and cut into halves. Chop almonds to desired size.
Add cherries, peaches, blueberries, almonds, and pumpkin seeds to bowl. Consume immediately.