IBKR

Interactive Brokers Group, Inc.

Company with tickers: IBKR

CIK
1381197
CUSIP
45841N107
Shares Outstanding
445,616,477

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-13 12,075,322 13,380,906 -1,305,584 2.58
2026-02-27 13,380,906 11,390,874 +1,990,032 3.64
2026-02-13 11,390,874 10,159,672 +1,231,202 1.98
2026-01-30 10,159,672 11,270,557 -1,110,885 1.68
2026-01-15 11,270,557 12,787,443 -1,516,886 2.52
2025-12-31 12,787,443 12,309,986 +477,457 4.43
2025-12-15 12,309,986 10,965,805 +1,344,181 3.18
2025-11-28 10,965,805 9,704,283 +1,261,522 2.58
2025-11-14 9,704,283 9,873,122 -168,839 2.21
2025-10-31 9,873,122 10,030,080 -156,958 1.91
2025-10-15 10,030,080 11,808,810 -1,778,730 2.31
2025-09-30 11,808,810 11,742,089 +66,721 2.36
2025-09-15 11,742,089 17,058,765 -5,316,676 2.13
2025-08-29 17,058,765 9,972,914 +7,085,851 1.14
2025-08-15 9,972,914 9,609,625 +363,289 2.34
2025-07-31 9,609,625 9,578,896 +30,729 1.52
2025-07-15 9,578,896 9,569,605 +9,291 1.82
2025-06-30 9,569,605 3,178,742 +6,390,863 1.74
2025-06-13 3,178,742 2,816,162 +362,580 2.62
2025-05-30 2,816,162 2,482,431 +333,731 2.45
2025-05-15 2,482,431 2,125,413 +357,018 1.92
2025-04-30 2,125,413 1,892,484 +232,929 1.05
2025-04-15 1,892,484 2,025,075 -132,591 1.00
2025-03-31 2,025,075 2,691,341 -666,266 1.00