Byrne Asset Management 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
Byrne Asset Management LLC ownership history of PROTHENA CORP PLC
ValueSharesWeighting
Q3 2023$14,000
+77677.8%
280
+7.7%
0.01%0.0%
Q2 2023$18
+12.5%
260
-18.8%
0.01%
+9.1%
Q1 2023$16
-99.9%
320
+54.6%
0.01%
+22.2%
Q4 2022$12,4722070.01%
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