Marshall Wace North America L.P. - IROBOT CORP ownership

IROBOT CORP's ticker is IRBT and the CUSIP is 462726100. A total of 243 filers reported holding IROBOT CORP in Q1 2018. The put-call ratio across all filers is 1.33 and the average weighting 0.1%.

Quarter-by-quarter ownership
Marshall Wace North America L.P. ownership history of IROBOT CORP
ValueSharesWeighting
Q1 2021$3,077,000
+589.9%
25,186
+373.1%
0.01%
+225.0%
Q4 2018$446,000
-81.3%
5,324
-83.1%
0.00%
-69.2%
Q2 2018$2,389,000
-80.4%
31,524
-83.4%
0.01%
-78.7%
Q1 2018$12,217,000
+1299.4%
190,330
+657.7%
0.06%
+238.9%
Q4 2013$873,00025,1210.02%
Other shareholders
IROBOT CORP shareholders Q1 2018
NameSharesValueWeighting ↓
Truehand, Inc 62,505$5,837,0003.44%
GAGNON SECURITIES LLC 187,042$17,468,0002.48%
Sturgeon Ventures LLP 34,986$3,267,0001.62%
Ground Swell Capital, LLC 2,509$234,0001.11%
SevenOneSeven Capital Management 4,181$390,0001.01%
Bridge City Capital, LLC 29,842$2,787,0000.95%
APERIMUS CAPITAL, LLC 6,200$579,0000.93%
Vident Investment Advisory, LLC 310,431$28,991,0000.88%
Elephas Investment Management Ltd 31,700$2,960,0000.81%
HUSSMAN STRATEGIC ADVISORS, INC. 37,200$3,474,0000.72%
View complete list of IROBOT CORP shareholders