X0708 D LIVE 0001673688 Medical 21, Inc. 3700 Annapolis Lane North Suite 105 Plymouth MN MINNESOTA 55447 612-670-5507 MINNESOTA None None Corporation true Manny Villafana 3700 Annapolis Lane North Suite 105 Plymouth MN MINNESOTA 55447 Executive Officer Director Eric Solien 3700 Annapolis Lane North Suite 105 Plymouth MN MINNESOTA 55447 Executive Officer Jeff Vreeman 3700 Annapolis Lane North Suite 105 Plymouth MN MINNESOTA 55447 Executive Officer Andrea Sweeney 3700 Annapolis Lane North Suite 105 Plymouth MN MINNESOTA 55447 Executive Officer Biotechnology Decline to Disclose 06b false 2026-09-17 false true false 0 20000000 550000 19450000 false 3 0 0 500000 true A portion of the offering proceeds will be used for general working capital purposes, including the payment of salaries to officers. false Medical 21, Inc. /s/ Manny Villafana Manny Villafana Chief Executive Officer 2026-10-22