The Chiefs have signed second-round pick Chris Jones, a source tells PFT (Twitter link). The defensive lineman out of Mississippi State becomes KC’s first rookie to sign. Jones’ stock rose in the weeks leading up to the draft as more and more teams zeroed in on interior pass rushers.

Here are the rest of today’s draft signings from the AFC:

• The Texans signed fifth-round nose tackle D.J. Reader, according to Mark Berman of FOX 26 (via Twitter).
• The Jaguars sign sixth-round quarterback Brandon Allen, as Ryan O’Halloran of the Florida Times-Union tweets.
• The Jaguars signed sixth-round linebacker/defensive end Tyrone Holmes, as Aaron Wilson of The Houston Chronicle tweets.
• Linebacker Jatavis Brown inked his rookie contract with the Chargers, Rand Getlin of NFL.com tweets. The Akron product was taken in the fifth-round.
• The Jets signed seventh-round punter Lachlan Edwards, according to his agency on Twitter.
• The Patriots signed sixth-round linebacker Kamu Grugier-Hill to a $2.44MM deal, including a $100K signing bonus, as his slot dictates, Wilson tweets.
• The Steelers announced the signing of seventh round draft picks Demarcus Ayers and Tyler Matakevich. Ayers, a wide receiver/returner from the University of Houston, and Matakevich, a linebacker from Temple, are now the first two Pittsburgh rookies to sign from this year’s class.
• The Ravens signed fifth-round defensive end Matt Judon, Jeff Zrebiec of The Baltimore Sun tweets.
• The Texans signed fifth-round safety K.J. Dillon, as Mark Berman of FOX 26 tweets.