item 4 . mine safety disclosures not applicable part ii item 5 . market for registrant 2019s common equity , related stockholder matters , and issuer purchases of equity securities our common stock ( ticker symbol apd ) is listed on the new york stock exchange . our transfer agent and registrar is broadridge corporate issuer solutions , inc. , p.o . box 1342 , brentwood , new york 11717 , telephone ( 844 ) 318-0129 ( u.s. ) or ( 720 ) 358-3595 ( all other locations ) ; website , http://shareholder