PFIZER INC. 8-K

Company

PFIZER INC

Filed

April 23, 2012

Period of Report

April 23, 2012

Accession Number

0000078003-12-000003

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →