NEMSER EARL H

PrivateCIK: 1391400
Location

GREENWICH, CT

Senior insider sale

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

$51.18M

800K shares

What this filing means

NEMSER EARL H plans to sell 800K shares of INTERACTIVE BROKERS GROUP, INC. valued at approximately $51.18M. 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
800K
Shares to sell
$51.18M
Approx. market value
400K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Redemption Transaction

In-Kind Redemption

7/25/2024
400K
Total acquired400K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

400K

Market value

$26.46M

7/28/2025

Planned — Approximate Date

NasdaqPlanned

Units to sell

400K

Market value

$24.72M

7/26/2025
Total

Units

800K

Value

$51.18M

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