Arkolith/Insider Trading/IBKR/Form 4

Nemser Earl H

Vice Chairman, DirectorInteractive Brokers Group, Inc. (IBKR) · full profile →Form 4 · filed Jan 28, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$11.8M
Net Open-Market Flow
-$11.8M
Transactions
5
5 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 27, 2026Sell(S)40K$75.07$3.0M20K
Jan 27, 2026Sell(S)20K$75.75$1.6M0
Jan 26, 2026Sell(S)61K$75.83$4.6M94K
Jan 26, 2026Sell(S)31K$76.72$2.4M63K
Jan 26, 2026Sell(S)3K$77.98$242K60K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001381197-26-000058) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML