Live feed09:00:45·346dSECFilingvia QuantisnowUnited-Guardian Inc. filed SEC Form 8-K: Leadership Update, Amendments to the Registrant's Code of Ethics, or Waiver of a Provision of the Code of Ethics, Financial Statements and ExhibitsByQuantisnow·Wall Street's wire, on your screen.UG· United-Guardian Inc.Consumer DiscretionaryOriginal source