Granahan Investment Management - IROBOT CORP ownership

IROBOT CORP's ticker is IRBT and the CUSIP is 462726100. A total of 158 filers reported holding IROBOT CORP in Q3 2015. The put-call ratio across all filers is 0.67 and the average weighting 0.1%.

Quarter-by-quarter ownership
Granahan Investment Management ownership history of IROBOT CORP
ValueSharesWeighting
Q2 2015$13,754,000
-42.0%
431,433
-40.7%
0.39%
-42.7%
Q1 2015$23,733,000
-15.3%
727,339
-9.8%
0.68%
-17.0%
Q4 2014$28,011,000
+32.3%
806,761
+16.1%
0.82%
+25.1%
Q3 2014$21,165,000
-39.9%
695,089
-19.1%
0.65%
-36.3%
Q2 2014$35,204,000
+16.6%
859,672
+16.9%
1.03%
+26.3%
Q1 2014$30,192,000
-18.6%
735,502
-31.1%
0.81%
-14.8%
Q4 2013$37,104,000
+52.0%
1,067,140
+64.6%
0.95%
+47.2%
Q3 2013$24,406,000
-7.4%
648,333
-2.2%
0.65%
-14.6%
Q2 2013$26,363,000662,8800.76%
Other shareholders
IROBOT CORP shareholders Q3 2015
NameSharesValueWeighting ↓
One Fin Capital Management LP 362,000$13,719,8005.56%
Chicago Capital Management, LLC 78,185$2,039,1725.38%
Corbin Capital Partners, L.P. 60,500$2,292,9503.40%
ALPINE ASSOCIATES MANAGEMENT INC. 962,339$36,472,6481.91%
FourWorld Capital Management LLC 200,000$7,580,0001.43%
Berry Street Capital Management LLP 125,000$4,737,5001.39%
Versor Investments LP 102,749$3,894,1870.79%
Olympiad Research LP 17,544$664,9180.65%
Segantii Capital Management Ltd 450,000$17,055,0000.60%
FIFTH LANE CAPITAL, LP 41,000$1,553,9000.54%
View complete list of IROBOT CORP shareholders