Interactive Brokers shares owned by Harbor Advisors
Quarter-by-quarter ownership of Interactive Brokers (IBKR) shares owned by Harbor Advisors
from 13F filings
Historical chart of Harbor Advisors investment in Interactive Brokers
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Quarterly reported holdings in Interactive Brokers by Harbor Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-03-31 | $5.1M | 45k | 111.71 |
| 2023-12-31 | $4.1M | 50k | 82.90 |
| 2023-09-30 | $4.3M | 50k | 86.56 |
| 2023-06-30 | $4.1M | 50k | 83.07 |
| 2023-03-31 | $4.1M | 50k | 82.56 |
| 2022-12-31 | $3.6M | 50k | 72.35 |
| 2022-09-30 | $3.2M | 50k | 63.90 |
| 2022-06-30 | $2.7M | 50k | 55.01 |
| 2022-03-31 | $3.3M | 50k | 65.90 |
| 2021-12-31 | $3.9M | 50k | 79.42 |
| 2021-09-30 | $3.1M | 50k | 62.33 |
| 2021-06-30 | $3.3M | 50k | 65.72 |
| 2021-03-31 | $3.6M | 50k | 73.05 |
| 2020-12-31 | $3.0M | 50k | 60.92 |
| 2020-09-30 | $2.4M | 50k | 48.33 |
| 2020-06-30 | $2.1M | 50k | 41.77 |
| 2020-03-31 | $2.1M | 50k | 43.16 |
| 2019-12-31 | $2.3M | 50k | 46.61 |
| 2019-09-30 | $2.7M | 50k | 53.78 |
| 2019-06-30 | $2.7M | 50k | 54.20 |
| 2019-03-31 | $2.6M | 50k | 51.88 |
| 2018-12-31 | $2.7M | 50k | 54.64 |
| 2018-09-30 | $2.7M | 50k | 55.31 |
| 2018-06-30 | $3.2M | 50k | 64.41 |
| 2018-03-31 | $3.1M | 46k | 67.24 |
| 2017-12-31 | $2.4M | 40k | 59.21 |
| 2017-09-30 | $1.8M | 40k | 45.03 |
| 2017-06-30 | $1.5M | 40k | 37.42 |
| 2017-03-31 | $1.3M | 38k | 34.71 |
| 2016-12-31 | $1.0M | 29k | 36.51 |