Timber Hill LLC - IROBOT CORP ownership

IROBOT CORP's ticker is and the CUSIP is 462726950. A total of 3 filers reported holding IROBOT CORP in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Timber Hill LLC ownership history of IROBOT CORP
ValueSharesWeighting
Q2 2016$1,028,000
+90.4%
29,300
+91.5%
0.01%
+66.7%
Q1 2016$540,000
-73.4%
15,300
-73.3%
0.00%
-70.0%
Q4 2015$2,028,000
+83.2%
57,300
+50.8%
0.01%
+100.0%
Q3 2015$1,107,000
-39.8%
38,000
-34.1%
0.01%
-37.5%
Q2 2015$1,839,000
+7.4%
57,700
+9.9%
0.01%0.0%
Q1 2015$1,713,000
+95.8%
52,500
+108.3%
0.01%
+100.0%
Q4 2014$875,000
-59.8%
25,200
-64.8%
0.00%
-55.6%
Q3 2014$2,177,000
-30.4%
71,500
-6.4%
0.01%
-35.7%
Q2 2014$3,129,00076,4000.01%
Other shareholders
IROBOT CORP shareholders Q3 2015
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 88$16,0000.00%
GROUP ONE TRADING, L.P. 2,000$88,0000.00%
View complete list of IROBOT CORP shareholders