A.R.T. Advisors, LLC - PRA HEALTH SCIENCES INC ownership

PRA HEALTH SCIENCES INC's ticker is PRAH and the CUSIP is 69354M108. A total of 334 filers reported holding PRA HEALTH SCIENCES INC in Q4 2018. The put-call ratio across all filers is 2.49 and the average weighting 0.2%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of PRA HEALTH SCIENCES INC
ValueSharesWeighting
Q2 2019$3,028,000
+140.1%
30,537
+167.0%
0.17%
+128.0%
Q1 2019$1,261,000
+47.5%
11,437
+23.0%
0.08%
+36.4%
Q4 2018$855,000
-31.4%
9,300
-32.1%
0.06%0.0%
Q4 2017$1,247,000
+3.7%
13,700
-13.3%
0.06%
-9.8%
Q3 2017$1,203,000
+12.5%
15,800
-3.7%
0.06%
+24.5%
Q1 2017$1,069,000
-67.6%
16,400
-79.3%
0.05%
-70.3%
Q2 2016$3,303,000
+168.1%
79,116
+174.6%
0.16%
+200.0%
Q1 2016$1,232,000
+53.0%
28,816
+3.2%
0.06%
+96.4%
Q1 2015$805,00027,9280.03%
Other shareholders
PRA HEALTH SCIENCES INC shareholders Q4 2018
NameSharesValueWeighting ↓
Kohlberg Kravis Roberts & Co. L.P. 22,695,984$1,702,426,00019.28%
BLUE JAY CAPITAL MANAGEMENT, LLC 106,555$7,993,0005.45%
Bellecapital International Ltd. 73,180$5,489,0004.81%
Ranger Investment Management 729,198$54,697,0003.90%
Hood River Capital Management LLC 619,924$46,500,0003.21%
South Street Advisors LLC 108,345$8,126,0002.66%
PURA VIDA INVESTMENTS, LLC 72,500$5,438,0002.16%
Rock Springs Capital Management LP 462,500$34,692,0001.75%
INSIGHT CAPITAL RESEARCH & MANAGEMENT INC 37,997$2,850,0001.67%
MESIROW FINANCIAL INVESTMENT MANAGEMENT - Fixed Income 299,472$22,466,0001.51%
View complete list of PRA HEALTH SCIENCES INC shareholders