A.R.T. Advisors, LLC - QUIDEL CORP ownership

QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 105 filers reported holding QUIDEL CORP in Q3 2015. 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 QUIDEL CORP
ValueSharesWeighting
Q3 2019$807,000
-34.6%
13,150
-30.6%
0.04%
-28.6%
Q3 2018$1,234,000
+9.0%
18,945
+11.3%
0.06%
+21.7%
Q2 2018$1,132,000
-31.8%
17,027
-46.8%
0.05%
-31.3%
Q1 2018$1,659,000
+2.8%
32,027
-13.0%
0.07%
-18.3%
Q3 2017$1,614,000
+322.5%
36,813
+161.1%
0.08%
+310.0%
Q2 2017$382,000
-51.4%
14,100
-69.1%
0.02%
-42.9%
Q1 2016$786,000
+141.8%
45,570
+196.5%
0.04%
+133.3%
Q4 2015$325,000
-6.3%
15,370
+1.4%
0.02%
+25.0%
Q2 2015$347,000
-16.6%
15,151
-7.1%
0.01%
-14.3%
Q2 2013$416,00016,3030.01%
Other shareholders
QUIDEL CORP shareholders Q3 2015
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 1,090,309$139,483,00020.89%
Birchview Capital, LP 58,644$7,502,0004.45%
Brown Capital Management 2,266,241$289,920,0002.16%
RTW INVESTMENTS, LP 878,533$112,391,0001.76%
INVESTMENT MANAGEMENT OF VIRGINIA LLC 51,610$6,602,0001.33%
AMERICAN CAPITAL MANAGEMENT INC 316,217$40,454,0001.22%
Senvest Management, LLC 278,037$35,569,0001.12%
Cannell & Co. 274,444$35,110,0001.10%
Fairpointe Capital LLC 5,637$721,0001.09%
First Light Asset Management, LLC 110,170$14,094,0000.93%
View complete list of QUIDEL CORP shareholders