SECTORAL ASSET MANAGEMENT INC - PROTEOSTASIS THERAPEUTICS IN ownership

PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 90 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q4 2018. The put-call ratio across all filers is 0.75 and the average weighting 0.1%.

Quarter-by-quarter ownership
SECTORAL ASSET MANAGEMENT INC ownership history of PROTEOSTASIS THERAPEUTICS IN
ValueSharesWeighting
Q1 2019$2,583,000
-49.6%
2,050,328
+29.6%
0.31%
-55.4%
Q4 2018$5,125,000
+193.0%
1,581,728
+427.2%
0.70%
+218.3%
Q4 2017$1,749,000300,0000.22%
Other shareholders
PROTEOSTASIS THERAPEUTICS IN shareholders Q4 2018
NameSharesValueWeighting ↓
HARBOURVEST PARTNERS LLC 440,627$2,093,0002.25%
NEA Management Company, LLC 5,556,778$26,395,0001.17%
Endurant Capital Management LP 472,012$2,242,0000.84%
DAFNA Capital Management LLC 267,100$1,269,0000.62%
RTW INVESTMENTS, LP 1,104,940$5,248,0000.50%
DOHENY ASSET MANAGEMENT /CA 69,625$331,0000.17%
BAILARD, INC. 520,100$2,470,0000.16%
Bain Capital Public Equity Management, LLC 399,947$1,900,0000.14%
Rock Springs Capital Management LP 675,000$3,206,0000.14%
Hillhouse Capital Management 865,923$4,113,0000.07%
View complete list of PROTEOSTASIS THERAPEUTICS IN shareholders