Company facts
- Headquarters
- Greenwich, Connecticut
- Most recent report
- 10-Q, filed Nov 5, 2026
- Incorporated
- Delaware
- Filings on record
- 1,000+ filings
- On EDGAR
- CIK 1381197
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 39
News 8 of 79
Prospectuses and Registrations 8 of 20
- 424B5 Prospectus supplement for an offering Jul 31, 2026
- 424B5 Prospectus supplement for an offering Jul 31, 2026
- S-3ASR Automatic shelf registration Jul 31, 2026
- 424B5 Prospectus supplement for an offering Jul 30, 2025
- 424B5 Prospectus supplement for an offering Jul 25, 2024
- S-8 Registration statement for an employee plan Jul 27, 2023
- 424B5 Prospectus supplement for an offering Jul 27, 2023
- 424B5 Prospectus supplement for an offering Jul 26, 2023
Proxies 8 of 20
- DEFA14A Extra proxy material Mar 11, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 11, 2026
- DEFA14A Extra proxy material Mar 6, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 6, 2025
- DEFA14A Extra proxy material Mar 6, 2024
- DEF 14A Proxy statement for a shareholder vote Mar 6, 2024
- DEFA14A Extra proxy material Mar 8, 2023
- DEF 14A Proxy statement for a shareholder vote Mar 8, 2023
Ownership 8 of 827
- 4 Insider reported a trade Nov 3, 2026
- 4 Insider reported a trade Oct 29, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Sep 2, 2026
- 4 Insider reported a trade Aug 4, 2026
- 4 Insider reported a trade Aug 4, 2026
- 4 Insider reported a trade Jul 1, 2026
- 4 Insider reported a trade Jun 2, 2026
Other 8 of 15
- ARS Annual report sent to shareholders Mar 11, 2026
- DEF 14C May 12, 2025
- PRE 14C May 2, 2025
- ARS Annual report sent to shareholders Mar 6, 2025
- ARS Annual report sent to shareholders Mar 6, 2024
- ARS Annual report sent to shareholders Mar 8, 2023
- CERT Exchange certified a listing Oct 3, 2019
- 8-A12B Registration of a security for exchange listing Oct 3, 2019
What to read: Sep 2026 10-Q
SECSift found 3 of 13 sections worth reading, with 2 positive, 12 notable, and 0 negative flags.
Financial Statements (Item 1)
Financial statements and notes with company-specific fine print: ownership structure, regulatory capital, related-party deals.Notable- Founder Thomas Peterffy and affiliates control 91.8% of Holdings, which owns 73.4% of IBG LLC as of September 30, 2026.
- Quarterly dividend raised from $0.0875 to $0.15 per share, declared October 15, 2026, payable December 14, 2026.
- Class action settlement: Company paid $5M and forgave ~$1.8M in customer debts, with final court approval on June 17, 2026.
- Aggregate excess regulatory capital for all operating subsidiaries was $14.6B as of September 30, 2026.
- Founder's affiliate funded advertising campaigns; non-cash capital contributions of <$1M in nine months ended September 30, 2026.
Management's Discussion (Item 2)
Full MD&A with detailed financial results, segment trends, and liquidity analysis for Q3 2026.PositiveNotable- Net interest margin declined to 1.99% in Q3 2026 from 2.16% a year ago due to lower rates.
- Customer stock share volume fell 24% and options volume fell 1% in Q3 2026 vs prior year.
- Currency diversification strategy decreased comprehensive earnings by $4M in Q3 2026.
- SEC Section 31 transaction fees re-initiated April 4, 2026, boosting execution fees by $26M in Q3.
- Customer bad debt expense was $10M for nine months ended Sep 2026, up from $0, due to a corporate action.
- Capital expenditures for property and equipment doubled to $88M in nine months ended Sep 2026.
Unregistered Sales and Repurchases (Item 2)
Contains a specific share issuance and redemption event with dollar value.
What changed: Sep 2026 vs. Jun 2026
About 1% of IBKR's Sep 2026 10-Q is new information. 7 paragraphs were added, 172 changed, and 34 removed. Below are the most important lines SECSift identified.
Changed
- Customer margin loans outstanding fell to $105.6 billion from $108.9 billion as of September 30, 2026 vs June 30, 2026.
- Cash and cash equivalents dropped to $5,935 million from $7,711 million as of September 30, 2026 vs June 30, 2026.
- Commissions for the three months ended September 30, 2026 fell to $602 million from $673 million for the three months ended June 30, 2026.
- Net income for the three months ended September 30, 2026 rose to $1,348 million from $1,338 million for the three months ended June 30, 2026.
- Total assets fell to $243,235 million from $247,309 million as of September 30, 2026 vs June 30, 2026.
- U.S. Fed raised rates by 25 bps to 3.75%-4.00% on Sept 16, 2026; prior quarter held at 3.50%-3.75%.
- S&P 500 index rose 2.0% in current quarter vs. 14.9% in prior quarter.
- Electronic exchanges and market centers increased to more than 175 from more than 170 as of June 30, 2026.
- Exhibit 10.5 no longer includes the reference to being filed as Exhibit 10.5 to the Quarterly Report for June 30, 2025.
- Membership interests held by IBG, Inc. rose to 453,172,548 from 450,671,113 as of June 30, 2026.
- The iXBRL note now says 'quarterly period ended September 30, 2026' instead of 'June 30, 2026'.
Everything here comes from Interactive Brokers Group, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour. SECSift analysis was completed on Nov 6, 2026, from the 10-Q for Sep 2026.