Baker Brothers Advisors - PROTHENA CORP PLC ownership

PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 190 filers reported holding PROTHENA CORP PLC in Q3 2023. The put-call ratio across all filers is 1.91 and the average weighting 0.3%.

Quarter-by-quarter ownership
Baker Brothers Advisors ownership history of PROTHENA CORP PLC
ValueSharesWeighting
Q1 2014$8,817,000
-1.3%
230,142
-31.7%
0.11%
-11.1%
Q4 2013$8,935,000
+19.5%
336,918
-8.9%
0.13%
+18.9%
Q3 2013$7,478,000
+56.7%
369,6500.0%0.11%
+12.8%
Q2 2013$4,772,000369,6500.09%
Other shareholders
PROTHENA CORP PLC shareholders Q3 2023
NameSharesValueWeighting ↓
EcoR1 Capital, LLC 11,284,280$557,443,00017.76%
Prosight Management, LP 441,000$21,785,00013.04%
First Light Asset Management, LLC 1,622,941$80,173,0005.74%
Palo Alto Investors LP 1,685,282$83,253,0005.32%
Birchview Capital, LP 40,247$1,988,0001.28%
DCF Advisers, LLC 60,000$2,964,0001.20%
HighVista Strategies LLC 28,078$1,387,0001.10%
APOGEM CAPITAL LLC 33,212$1,641,0001.08%
Redmile Group, LLC 765,675$37,824,0000.86%
Rock Springs Capital Management LP 647,730$31,998,0000.74%
View complete list of PROTHENA CORP PLC shareholders