A.R.T. Advisors, LLC - SIERRA ONCOLOGY INC ownership

SIERRA ONCOLOGY INC's ticker is SRRA and the CUSIP is 82640U107. A total of 63 filers reported holding SIERRA ONCOLOGY INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of SIERRA ONCOLOGY INC
ValueSharesWeighting
Q2 2019$22,000
-4.3%
38,792
+189.9%
0.00%0.0%
Q1 2019$23,000
-50.0%
13,380
-50.6%
0.00%
-50.0%
Q3 2018$46,000
+53.3%
27,067
+82.1%
0.00%
+100.0%
Q1 2018$30,000
-14.3%
14,864
-34.4%
0.00%
-50.0%
Q3 2017$35,00022,6600.00%
Other shareholders
SIERRA ONCOLOGY INC shareholders Q4 2018
NameSharesValueWeighting ↓
FRAZIER MANAGEMENT LLC 8,112,121$30,258,0004.91%
New Leaf Venture Partners, L.L.C. 2,798,224$10,437,0004.88%
AWH Capital, L.P. 685,000$2,555,0002.26%
Vivo Capital, LLC 2,438,270$9,095,0001.95%
Iguana Healthcare Management, LLC 800,000$2,984,0001.94%
Perceptive Advisors 5,000,000$18,650,0000.62%
683 Capital Management, LLC 921,774$3,438,0000.29%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,761,092$6,569,0000.26%
SPHERA FUNDS MANAGEMENT LTD. 550,000$2,052,0000.24%
Orbimed Advisors 3,203,704$11,950,0000.15%
View complete list of SIERRA ONCOLOGY INC shareholders