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Insider trade

Interactive Brokers (IBKR)Chair sold ~$4.62M

Earl H Nemser, Chair at Interactive Brokers, sold ~$4.62M of Interactive Brokers shares.

~$4.62M
Approx. value · 61K sh @ $75.83
94K
Holds after · shares reported
Traded
Jan 26, 2026
Filed
Jan 28, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Jan 20, 2026Company filing · Form 8-K · ResultsReported its results
  2. Jan 22, 2026InsiderChair sold ~$7.68M of IBKR shares in the open market
  3. Jan 23, 2026Insider · 1 personInsiders: 2 sales (~$11.3M)
  4. Jan 26, 2026 · this disclosureInsiderChair sold ~$4.62M of IBKR shares in the open market

What came next

  1. Jan 26, 2026Insider · 1 personInsiders: 2 sales (~$2.6M)
  2. Jan 27, 2026Insider · 1 personInsiders: 2 sales (~$4.5M)
  3. Feb 25, 2026Insider · Their first buy on recordDirector purchased ~$3.7K of IBKR shares in the open market
  4. Mar 2, 2026InsiderDirector purchased ~$1.7K of IBKR shares in the open market
  5. Mar 27, 20265% stakeThe Vanguard Group reported a passive stake (13G)
  6. Apr 1, 2026InsiderDirector purchased ~$1.7K of IBKR shares in the open market
  7. Apr 21, 2026Company filing · Form 8-K · ResultsReported its results
  8. Apr 28, 2026InsiderDirector sold ~$2M of IBKR shares in the open market
  9. Apr 30, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.3%
  10. May 1, 2026InsiderDirector purchased ~$2K of IBKR shares in the open market
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Interactive Brokers

For Interactive Brokers, OQRO holds 3 insider filings (SEC Form 4 or Form 144) and 16 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its IBKR page.

Other recent filings by Earl H Nemser, Vice Chairman

The full history of Earl H Nemser, Vice Chairman is on the profile page.

How this filing works

Other disclosures at Interactive Brokers

Everything OQRO holds on this company is on its IBKR page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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