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INTERACTIVE BROKERS GROUP IN (IBKR)

Name: INTERACTIVE BROKERS GROUP IN (IBKR) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Financials · SEC CIK 0001381197 · EDGAR filings · Updated 2026-07-21

INTERACTIVE BROKERS GROUP IN (IBKR) has reported institutional ownership of 85.1%, with 990 institutional managers holding positions valued at $25.4B per the latest 13F reporting period.

Institutional ownership

85.1%

Institutional managers

990

Reported 13F value

$25.4B

Insider activity

115 trans.

−$124.3M net selling

Latest updates

2026-07-21 — Current report (8-K) filed
2026-07-01 — Insider transaction reported (Form 4)
2026-06-02 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, INTERACTIVE BROKERS GROUP IN has 990 institutional holders and institutional ownership of 85.1%.

#	Institution	Reported value	% of tracked total
1	BlackRock, Inc.	$2.10B	8.3%
2	VANGUARD CAPITAL MANAGEMENT LLC	$1.89B	7.4%
3	STATE STREET CORP	$1.28B	5.0%
4	VANGUARD PORTFOLIO MANAGEMENT LLC	$1.01B	4.0%
5	FMR LLC	$838.5M	3.3%
6	Cantillon Capital Management LLC	$754.3M	3.0%
7	GEODE CAPITAL MANAGEMENT, LLC	$699.5M	2.8%
8	KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC	$671.8M	2.6%
9	Greenwich Wealth Management LLC	$665.6M	2.6%
10	WELLINGTON MANAGEMENT GROUP LLP	$655.6M	2.6%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 115 transactions (3 buys, 77 sells) across 11 reporting insiders, with a net reported value of −$124.3M.

Quarterly net insider value, as reported in Form 4 filings.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-30 reports 9,750 failed-to-deliver shares ($1.20M) for IBKR — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-21.