Coxson also bench pressed 225 pounds 15 times and had a 34-inch vertical leap. Coxson has been training with retired Ravens wide receiver Qadry Ismail for the past few months at The Arena Club in Bel Air.
He caught a career-high 43 passes for 664 yards and six touchdowns last season and was named third-team All-Colonial Athletic Association.
Coxson signed with Florida out of high school before transferring to Maryland when his father went blind due to diabetes. His father died this year from the disease.
Coxson played for the Terps for two seasons, one for former coach Ralph Friedgen. He caught four passes for 90 yards as a redshirt freshman for new coach Randy Edsall before deciding to transfer to Stony Brook.