West Midlands Police officers were called to West Bromwich Street just after 9pm on Sunday, to reports of a disorder involving men with weapons.
A 15 year-old suffered a stab wound to his leg and was taken to hospital for treatment. The injuries were not believed to be life-changing and he has since been discharged.
A second man, aged 20, later presented at hospital with an injury to his head. He was discharged following treatment.
Two vehicles have been recovered from the scene.
Anyone with information can contact police via Live Chat at www.west.midlands.police.uk, 8am to midnight, or call 101 anytime.
Alternatively, contact Crimestoppers anonymously on 0800 555111 or at crimestoppers-uk.org