NEMSER EARL H

PrivateCIK: 1391400
Location

GREENWICH, CT

Senior insider sale

Vice Chairman at INTERACTIVE BROKERS GROUP, INC. — senior position signals high conviction

$30.32M

400K shares

What this filing means

NEMSER EARL H plans to sell 400K shares of INTERACTIVE BROKERS GROUP, INC. valued at approximately $30.32M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderNEMSER EARL HCIK 1391400
DirectorOfficer· Vice Chairman
Since Dec 2018
400K
Shares to sell
$30.32M
Approx. market value
400K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

Redemption Transaction

In-Kind Redemption

7/30/2025
400K
Total acquired400K
Planned & Completed Dispositions1
Sort
NasdaqPlanned

Units to sell

400K

Market value

$30.32M

1/22/2026
Total

Units

400K

Value

$30.32M

NEMSER EARL H — Planned Insider Sale (Form 144) | Finecho