Palo Alto Investors LP

13F Portfolio Filings

Most recent 13F
Q4 2023
Location
Palo Alto, CA
CIK
0001306923
Alternate names
Palo Alto Investors, LLC
All SEC filings
View on sec.gov
Holdings Value
Quarter Holdings Value ($000) Top Holdings Form Type Date Filed Filing ID
Q4 2023 34 1,109,907 INSM, FOLD, BMRN, BIIB RESTATEMENT 2/15/2024 000130692324000007
Q3 2023 29 1,056,915 BMRN, INSM, UTHR, FOLD 13F-HR 11/14/2023 000130692323000014
Q2 2023 30 1,237,802 BMRN, UTHR, RVNC, FOLD 13F-HR 8/14/2023 000130692323000012
Q1 2023 30 1,207,102 BMRN, RVNC, UTHR, FOLD 13F-HR 5/15/2023 000130692323000011
Q4 2022 29 1,172,888 BMRN, UTHR, FOLD, INSM 13F-HR 2/14/2023 000130692323000009
Q3 2022 32 1,264,742 BMRN, UTHR, INSM, ABMD 13F-HR 11/14/2022 000130692322000016
Q2 2022 33 1,147,302 BMRN, UTHR, ABMD, INSM 13F-HR 8/15/2022 000130692322000015
Q1 2022 35 1,293,496 BMRN, ABMD, INSM, UTHR 13F-HR 5/16/2022 000130692322000014
Q4 2021 37 1,564,771 BMRN, ABMD, INSM, UTHR 13F-HR 2/14/2022 000130692322000004
Q3 2021 42 1,656,829 ABMD, BMRN, INSM, STAA 13F-HR 11/15/2021 000130692321000026
Q2 2021 42 1,814,601 STAA, BMRN, ABMD, INSM 13F-HR 8/16/2021 000130692321000024
Q1 2021 42 1,755,095 INSM, STAA, ABMD, BMRN 13F-HR 5/17/2021 000130692321000022
Q4 2020 41 1,907,616 STAA, INSM, BMRN, FOLD 13F-HR 2/16/2021 000130692321000016
Q3 2020 43 1,821,880 IMMU, INSM, STAA, ABMD 13F-HR 11/16/2020 000130692320000017
Q2 2020 41 1,665,451 IMMU, STAA, BMRN, INSM 13F-HR 8/14/2020 000130692320000015
Q1 2020 37 1,194,223 BMRN, STAA, INSM, EPZM 13F-HR 5/15/2020 000177781320000006
Q4 2019 37 1,816,265 BMRN, INSM, EPZM, STAA RESTATEMENT 4/8/2020 000130692320000014
Q3 2019 37 1,501,359 BMRN, INSM, ABMD, UTHR 13F-HR 11/14/2019 000130692319000017
Q2 2019 39 2,056,939 BMRN, INSM, ABMD, SAGE 13F-HR 8/14/2019 000130692319000015
Q1 2019 37 2,396,982 BMRN, INSM, ABMD, UTHR RESTATEMENT 7/30/2019 000130692319000014
Q4 2018 36 1,878,470 ABMD, BMRN, UTHR, STAA 13F-HR 2/14/2019 000130692319000004
Q3 2018 36 2,474,055 ABMD, BMRN, UTHR, STAA 13F-HR 11/14/2018 000130692318000018
Q2 2018 36 2,502,471 ABMD, BMRN, CLVSQ, UTHR 13F-HR 8/14/2018 000130692318000016
Q1 2018 36 2,338,493 ABMD, CLVSQ, BMRN, UTHR 13F-HR 5/15/2018 000130692318000014
Q4 2017 37 2,321,940 ABMD, UTHR, CLVSQ, BMRN 13F-HR 2/14/2018 000130692318000011
Q3 2017 40 2,374,127 ABMD, CLVSQ, BMRN, UTHR 13F-HR 11/14/2017 000130692317000025
Q2 2017 38 2,142,085 CLVSQ, ABMD, UTHR, BMRN 13F-HR 8/14/2017 000130692317000021
Q1 2017 39 2,115,751 UTHR, CLVSQ, ABMD, BMRN 13F-HR 5/15/2017 000130692317000019
Q4 2016 38 1,752,860 UTHR, ABMD, CLVSQ, BMRN 13F-HR 2/15/2017 000130692317000015
Q3 2016 42 1,721,541 ABMD, UTHR, BMRN, CLVSQ 13F-HR 11/14/2016 000130692316000052
Q2 2016 45 1,323,917 ABMD, UTHR, BMRN, AMAG RESTATEMENT 8/16/2016 000130692316000050
Q1 2016 44 1,288,268 ABMD, UTHR, ANAC, BMRN 13F-HR 5/16/2016 000130692316000048
Q4 2015 43 1,796,692 ABMD, ANAC, UTHR, BMRN 13F-HR 2/16/2016 000130692316000045
Q3 2015 47 2,079,647 ANAC, CLVSQ, ABMD, UTHR 13F-HR 11/16/2015 000130692315000020
Q2 2015 45 2,249,052 UTHR, ANAC, BMRN, CLVSQ 13F-HR 8/14/2015 000130692315000019
Q1 2015 46 2,022,768 UTHR, BMRN, ANAC, ABMD 13F-HR 5/15/2015 000130692315000016
Q4 2014 46 1,703,520 UTHR, AUXL, CBST, CLVSQ 13F-HR 2/17/2015 000130692315000001
Q3 2014 43 1,338,499 UTHR, AUXL, CBST, BMRN 13F-HR 11/13/2014 000130692314000010
Q2 2014 42 1,342,913 ITMN, UTHR, LIVN, CBST 13F-HR 8/14/2014 000130692314000006
Q1 2014 39 1,210,103 ITMN, AUXL, LIVN, UTHR NEW HOLDINGS 5/16/2014 000130692314000004
Q1 2014 35 1,208,816 ITMN, AUXL, LIVN, UTHR 13F-HR 5/15/2014 000130692314000003
Q4 2013 34 1,072,011 LIVN, UTHR, AUXL, CBST 13F-HR 2/13/2014 000114036114007018
Additional filings from Palo Alto Investors LP that have since been restated