Interactive Brokers Group Inc. (IBKR)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
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.
Two Sigma Advisors

John Overdeck And David Siegel

8,312,971 $557,550,965 +81% 0.45%
3. 6,275,179 $420,876,256 -10% 4.67%
4. 6,118,045 $410,337,278 -35% 1.73%
5.
BAMCO Inc.

Ron Baron

4,047,376 $271,457,508 -13% 0.82%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$88.03 25 $2,200.75 2,509 2026-07-01 Filing
$86.10 25 $2,152.50 2,484 2026-06-01 Filing
$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
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. 1,527,739 $132,974,371 0.82%
2. 645,171 $56,155,684 0.07%
3. 500,000 $43,520,000 27.24%
4. 227,226 $19,777,751 13.45%
5. 126,802 $11,036,846 0.06%
News See All