0001306923-21-000022.txt : 20210517 0001306923-21-000022.hdr.sgml : 20210517 20210517163755 ACCESSION NUMBER: 0001306923-21-000022 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210331 FILED AS OF DATE: 20210517 DATE AS OF CHANGE: 20210517 EFFECTIVENESS DATE: 20210517 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Palo Alto Investors LP CENTRAL INDEX KEY: 0001306923 IRS NUMBER: 770558164 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-11013 FILM NUMBER: 21931503 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 FORMER COMPANY: FORMER CONFORMED NAME: Palo Alto Investors, LLC DATE OF NAME CHANGE: 20041025 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001306923 XXXXXXXX 03-31-2021 03-31-2021 Palo Alto Investors LP

470 UNIVERSITY AVE PALO ALTO CA 94301

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