Carter started five games for Carolina in 2019, tallying 25 tackles and a half-sack.
Five draft picks sign their rookie contracts
Team's seven undrafted rookies also now under contract.
2018 rookie minicamp roster set
Panthers will have 28 tryout players participating alongside draft picks and undrafted free agent additions.
Listen: Panthers Podcast
Bill Voth, Max Henson and Bryan Strickland break down what the Panthers did – and didn't do – during the 2018 NFL Draft.
How Hurney's pre-draft plan played out
General manager Marty Hurney shared a basic blueprint prior to the NFL Draft, and the Panthers' picks fit with what he forecast.
On the Prowl: Get to know the Panthers' picks
Learn about the 2018 NFL Draft class through nuggets mined from around the web.
Marty Hurney, Ron Rivera Q&A
Carolina's general manager and head coach wrap up the 2018 NFL Draft.