Spark Investment Management LLC - IROBOT CORP ownership

IROBOT CORP's ticker is IRBT and the CUSIP is 462726100. A total of 164 filers reported holding IROBOT CORP in Q1 2015. The put-call ratio across all filers is 1.62 and the average weighting 0.1%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of IROBOT CORP
ValueSharesWeighting
Q1 2020$1,375,000
-77.0%
33,623
-48.4%
0.73%
+76.6%
Q2 2019$5,974,000
-79.5%
65,200
-73.6%
0.41%
-69.2%
Q1 2019$29,081,000
+264.1%
247,100
+159.0%
1.35%
+144.3%
Q4 2018$7,988,000
+76.6%
95,400
+59.8%
0.55%
+107.9%
Q2 2018$4,523,000
-56.1%
59,700
-62.8%
0.26%
-59.7%
Q1 2018$10,293,000
+109.0%
160,355
+149.8%
0.66%
+149.2%
Q4 2017$4,924,000
+28.1%
64,200
+28.7%
0.26%
+28.2%
Q3 2017$3,845,000
-61.0%
49,900
-57.4%
0.21%
-66.1%
Q2 2017$9,861,000
-32.3%
117,200
-46.8%
0.61%
-34.0%
Q1 2017$14,564,000
+94.4%
220,200
+71.8%
0.92%
+49.5%
Q4 2016$7,493,000
+32.9%
128,2000.0%0.62%
+34.8%
Q3 2016$5,638,000
+25.4%
128,2000.0%0.46%
+8.6%
Q2 2016$4,497,000
-0.6%
128,2000.0%0.42%
-7.9%
Q1 2016$4,525,000
+70.4%
128,200
+70.9%
0.46%
+35.2%
Q4 2015$2,655,000
+77.0%
75,000
+45.6%
0.34%
+73.3%
Q3 2015$1,500,000
-8.5%
51,5000.0%0.20%
-14.8%
Q2 2015$1,640,000
+59.4%
51,500
+63.0%
0.23%
+59.0%
Q1 2015$1,029,000
+49.3%
31,600
+88.1%
0.14%
+34.6%
Q1 2014$689,000
-45.8%
16,800
-54.1%
0.11%
-51.4%
Q4 2013$1,272,000
+32.1%
36,600
+43.0%
0.22%0.0%
Q3 2013$963,000
+44.4%
25,600
+52.4%
0.22%
+22.9%
Q2 2013$667,00016,8000.18%
Other shareholders
IROBOT CORP shareholders Q1 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