0001306923-14-000004.txt : 20140516 0001306923-14-000004.hdr.sgml : 20140516 20140515183617 ACCESSION NUMBER: 0001306923-14-000004 CONFORMED SUBMISSION TYPE: 13F-HR/A PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140331 FILED AS OF DATE: 20140516 DATE AS OF CHANGE: 20140515 EFFECTIVENESS DATE: 20140516 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Palo Alto Investors, LLC CENTRAL INDEX KEY: 0001306923 IRS NUMBER: 770558164 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR/A SEC ACT: 1934 Act SEC FILE NUMBER: 028-11013 FILM NUMBER: 14849385 BUSINESS ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-325-0772 MAIL ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 13F-HR/A 1 primary_doc.xml 13F-HR/A LIVE false false false 0001306923 XXXXXXXX 03-31-2014 03-31-2014 true 1 NEW HOLDINGS Palo Alto Investors, LLC

470 UNIVERSITY AVE PALO ALTO CA 94301

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