IROBOT CORP's ticker is and the CUSIP is 462726900. A total of 4 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
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $321,000 | -22.3% | 5,500 | -41.5% | 0.00% | -50.0% |
| Q3 2016 | $413,000 | -39.4% | 9,400 | -51.5% | 0.00% | -33.3% |
| Q2 2016 | $681,000 | -43.2% | 19,400 | -42.9% | 0.00% | -50.0% |
| Q1 2016 | $1,200,000 | +9.0% | 34,000 | +9.3% | 0.01% | +20.0% |
| Q4 2015 | $1,101,000 | -5.6% | 31,100 | -22.2% | 0.01% | 0.0% |
| Q3 2015 | $1,166,000 | +73.3% | 40,000 | +89.6% | 0.01% | +66.7% |
| Q2 2015 | $673,000 | -37.9% | 21,100 | -36.4% | 0.00% | -40.0% |
| Q1 2015 | $1,083,000 | +181.3% | 33,200 | +199.1% | 0.01% | +150.0% |
| Q4 2014 | $385,000 | -66.7% | 11,100 | -70.8% | 0.00% | -60.0% |
| Q3 2014 | $1,157,000 | -56.5% | 38,000 | -41.5% | 0.01% | -58.3% |
| Q2 2014 | $2,662,000 | – | 65,000 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 161,400 | $5,931,000 | 0.01% |
| IMC-Chicago, LLC | 50,600 | $1,860,000 | 0.00% |
| SIMPLEX TRADING, LLC | 39,500 | $1,451,000 | 0.00% |
| JANE STREET GROUP, LLC | 44,300 | $1,628,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |