The document shows 4-year cohort graduation rates for the 2018 graduating class of traditional public schools and charter schools in Philadelphia. The top performing traditional public schools had graduation rates of 99% at Masterman down to around 50% at the bottom schools. Charter school graduation rates ranged from 92% at MaST down to 30% at Widener Memorial and 48% at Truebright Science Academy. Overall, traditional public schools tended to have higher graduation rates than charter schools.