Old Well Partners, LLC - PROTHENA CORP PLC ownership

PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 201 filers reported holding PROTHENA CORP PLC in Q4 2022. The put-call ratio across all filers is 0.29 and the average weighting 0.4%.

Quarter-by-quarter ownership
Old Well Partners, LLC ownership history of PROTHENA CORP PLC
ValueSharesWeighting
Q3 2022$238,000
-30.8%
3,924
-18.7%
0.20%
+11.9%
Q3 2021$344,000
-15.5%
4,824
-39.1%
0.18%
-4.3%
Q2 2021$407,000
+59.0%
7,924
-22.2%
0.18%
+46.8%
Q1 2021$256,00010,1910.13%
Other shareholders
PROTHENA CORP PLC shareholders Q4 2022
NameSharesValueWeighting ↓
EcoR1 Capital, LLC 11,584,280$558,941,51018.85%
Finepoint Capital LP 349,300$16,853,7258.39%
Palo Alto Investors LP 1,657,458$79,972,3497.57%
Birchview Capital, LP 169,574$8,181,9466.96%
First Light Asset Management, LLC 1,494,039$72,087,3826.85%
DCF Advisers, LLC 82,950$4,002,3382.18%
Prosight Management, LP 126,202$6,089,2471.93%
PFM Health Sciences, LP 836,571$40,364,5511.90%
SECTORAL ASSET MANAGEMENT INC 172,407$8,318,6381.62%
Boxer Capital, LLC 625,000$30,156,2501.60%
View complete list of PROTHENA CORP PLC shareholders