Interactive Brokers Group Inc. (IBKR)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period: Filing is Ongoing
Last update:
No. Hedge Fund Shares Value Activity % Port
1.
Cantillon Capital Management

William Von Mueffling

11,245,881 $754,261,239 -12% 5.01%
2.
Bronte Capital

John Hempton

1,281,731 $85,965,698 -14% 8.51%
3.
Hosking Partners

Jeremy Hosking

1,195,287 $80,167,899 -6% 2.87%
4. 111,676 $7,490,109 0.75%
5.
Leucadia National

Ian Cumming And Joseph Steinberg

49,769 $3,338,008 +20% 0.02%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$79.64 25 $1,991.00 2,459 2026-05-01 Filing
$68.38 25 $1,709.50 2,434 2026-04-01 Filing
$69.21 25 $1,730.25 2,409 2026-03-02 Filing
$73.21 50 $3,660.50 2,384 2026-02-25 Filing
$65.95 400 $26,380.00 10,304 2025-10-23 Filing
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$76.93 26,000 $2,000,180.00 173,482 2026-04-28 Filing
$75.75 20,469 $1,550,526.75 0 2026-01-27 Filing
$75.07 39,731 $2,982,606.17 20,469 2026-01-27 Filing
$77.98 3,101 $241,815.98 60,200 2026-01-26 Filing
$76.72 30,817 $2,364,280.24 63,301 2026-01-26 Filing
Institutional Investors' Holdings
Filing Period: Filing is Ongoing
No. Name Shares Value % Port
1. 28,180,361 $1,890,056,812 0.05%
2. 14,984,545 $1,005,013,433 0.05%
3. 2,506,521 $168,111,764 0.04%
4. 2,489,553 $166,974,320 0.04%
5. 2,282,311 $153,074,599 0.03%
News See All