ELLINGTON MANAGEMENT GROUP LLC - IROBOT CORP ownership

IROBOT CORP's ticker is IRBT and the CUSIP is 462726100. A total of 162 filers reported holding IROBOT CORP in Q4 2013. The put-call ratio across all filers is 1.33 and the average weighting 0.1%.

Quarter-by-quarter ownership
ELLINGTON MANAGEMENT GROUP LLC ownership history of IROBOT CORP
ValueSharesWeighting
Q4 2014$201,000
-30.0%
5,800
-17.1%
0.07%
-20.2%
Q1 2014$287,000
+0.7%
7,000
-14.6%
0.08%
-17.6%
Q4 2013$285,0008,2000.10%
Other shareholders
IROBOT CORP shareholders Q4 2013
NameSharesValueWeighting ↓
OFI Advisors LLC 2,795$70,0000.01%
View complete list of IROBOT CORP shareholders