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$697,952,87021.24%
Prosight Management, LP 330,000$19,882,50010.84%
First Light Asset Management, LLC 1,535,599$92,519,8408.59%
Palo Alto Investors LP 1,658,577$99,929,2648.52%
Finepoint Capital LP 322,900$19,4556.29%
Birchview Capital, LP 127,195$7,6635.41%
Avidity Partners Management LP 2,953,000$177,918,2503.85%
DCF Advisers, LLC 74,100$4,464,5253.02%
PFM Health Sciences, LP 875,464$52,746,7061.89%
SECTORAL ASSET MANAGEMENT INC 115,200$6,940,8001.34%
View complete list of PROTHENA CORP PLC shareholders