A.R.T. Advisors, LLC - ADVANCED DRAIN SYS INC DEL ownership

ADVANCED DRAIN SYS INC DEL's ticker is WMS and the CUSIP is 00790R104. A total of 145 filers reported holding ADVANCED DRAIN SYS INC DEL in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of ADVANCED DRAIN SYS INC DEL
ValueSharesWeighting
Q4 2019$1,337,000
+78.5%
34,429
+50.8%
0.07%
+57.1%
Q2 2019$749,000
+5.3%
22,829
-22.1%
0.04%
-8.7%
Q4 2018$711,000
-6.8%
29,299
+18.6%
0.05%
+31.4%
Q3 2018$763,000
+73.4%
24,699
+45.3%
0.04%
+94.4%
Q1 2018$440,000
+23.6%
16,999
-1.7%
0.02%
-14.3%
Q4 2016$356,000
-42.6%
17,300
-16.5%
0.02%0.0%
Q1 2015$620,00020,7110.02%
Other shareholders
ADVANCED DRAIN SYS INC DEL shareholders Q4 2018
NameSharesValueWeighting ↓
Berkshire Partners LLC 5,257,355$106,461,00018.70%
ACK Asset Management 825,000$16,706,0004.61%
Stillwater Investment Management, L.P. 494,882$10,021,0004.28%
Stockbridge Partners LLC 3,756,420$76,068,0003.83%
GCA INVESTMENT MANAGEMENT, LLC 902,266$18,271,0003.58%
Impax Asset Management LTD 4,483,199$90,785,0002.78%
Impax Asset Management (AIFM) Ltd 399,318$8,086,0002.37%
Florence Capital Advisors, LLC 77,000$1,559,0001.69%
Par Capital Management 2,737,000$55,424,0000.63%
DEPRINCE RACE & ZOLLO INC 1,331,572$26,964,0000.60%
View complete list of ADVANCED DRAIN SYS INC DEL shareholders