INTERACTIVE BROKERS GROUP IN's ticker is IBKR and the CUSIP is 45841N107. A total of 270 filers reported holding INTERACTIVE BROKERS GROUP IN in Q3 2018. The put-call ratio across all filers is 1.03 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $331,000 | -1.8% | 7,663 | +6.0% | 0.01% | +8.3% |
| Q4 2019 | $337,000 | -23.9% | 7,229 | -12.2% | 0.01% | -29.4% |
| Q3 2019 | $443,000 | -6.7% | 8,233 | -6.0% | 0.02% | -10.5% |
| Q2 2019 | $475,000 | +31.2% | 8,761 | +25.5% | 0.02% | +26.7% |
| Q1 2019 | $362,000 | -3.5% | 6,982 | +1.9% | 0.02% | -16.7% |
| Q4 2018 | $375,000 | +39.4% | 6,855 | +40.9% | 0.02% | +63.6% |
| Q3 2018 | $269,000 | – | 4,866 | +243200.0% | 0.01% | – |
| Q2 2018 | $0 | -100.0% | 2 | -100.0% | 0.00% | -100.0% |
| Q3 2017 | $701,000 | +27.5% | 15,567 | +5.9% | 0.02% | +25.0% |
| Q2 2017 | $550,000 | – | 14,701 | – | 0.01% | – |
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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% |