> Not a ‘loss leader’ >Costco actually makes a profit on gas – a few cents per gallon. That’s substantially lower than the 25- to 35-cent markup that most gas

> Not a ‘loss leader’ >Costco actually makes a profit on gas – a few cents per gallon. That’s substantially lower than the 25- to 35-cent markup that most gas stations take. Not a loss leader, but almost. Helps drive foot traffic to the store and people walk out with their carts full $400 - $800.