INTERACTIVE BROKERS GROUP IN's ticker is IBKR and the CUSIP is 45841N107. A total of 257 filers reported holding INTERACTIVE BROKERS GROUP IN in Q4 2017. The put-call ratio across all filers is 1.12 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $318,000 | -8.4% | 5,862 | -12.3% | 0.07% | -3.9% |
| Q1 2019 | $347,000 | -27.6% | 6,682 | -23.7% | 0.08% | -35.8% |
| Q4 2018 | $479,000 | -28.2% | 8,763 | -27.4% | 0.12% | -12.4% |
| Q3 2018 | $667,000 | -12.1% | 12,066 | +2.4% | 0.14% | -17.5% |
| Q2 2018 | $759,000 | -0.8% | 11,778 | +3.6% | 0.17% | -3.5% |
| Q1 2018 | $765,000 | +40.4% | 11,374 | +23.6% | 0.17% | +45.8% |
| Q4 2017 | $545,000 | – | 9,199 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Echinus Advisors, LLC | 1,959,765 | $108,395,000 | 18.60% |
| Teton Capital Partners | 1,469,316 | $81,268,000 | 16.09% |
| Anavon Capital LLP | 273,100 | $15,105,000 | 13.74% |
| Oakcliff Capital Partners, LP | 285,955 | $15,816,000 | 11.74% |
| Bares Capital Management | 5,858,183 | $324,016,000 | 9.08% |
| UNDERHILL INVESTMENT MANAGEMENT LLC | 328,750 | $18,183,000 | 8.92% |
| Arlington Value Capital | 1,682,008 | $93,032,000 | 6.82% |
| Centaur Capital | 52,500 | $2,904,000 | 5.37% |
| Greenwich Wealth Management LLC | 550,179 | $30,430,000 | 5.31% |
| Crestwood Capital Management, L.P. | 151,396 | $8,374,000 | 4.37% |