Penbrook Management LLC - IROBOT CORP ownership

IROBOT CORP's ticker is IRBT and the CUSIP is 462726100. A total of 173 filers reported holding IROBOT CORP in Q3 2014. The put-call ratio across all filers is 1.85 and the average weighting 0.1%.

Quarter-by-quarter ownership
Penbrook Management LLC ownership history of IROBOT CORP
ValueSharesWeighting
Q4 2015$1,507,000
+20.7%
42,550
-0.7%
1.55%
+16.9%
Q3 2015$1,249,000
-10.3%
42,850
-1.9%
1.32%0.0%
Q2 2015$1,393,000
-2.3%
43,7000.0%1.32%
+4.4%
Q1 2015$1,426,000
-6.7%
43,700
-0.7%
1.27%
-8.1%
Q4 2014$1,529,000
+14.0%
44,0250.0%1.38%
+11.6%
Q3 2014$1,341,000
-25.8%
44,025
-0.2%
1.24%
-22.6%
Q2 2014$1,807,000
-44.2%
44,125
-48.3%
1.60%
+2.9%
Q1 2014$3,238,000
+118.0%
85,400
+100.0%
1.55%
+7.6%
Q4 2013$1,485,00042,7001.44%
Other shareholders
IROBOT CORP shareholders Q3 2014
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