Arkolith/Insider Trading/IBKR/Form 4

Nemser Earl H

Vice Chairman, DirectorInteractive Brokers Group, Inc. (IBKR) · full profile →Form 4 · filed Aug 12, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.7M
Net Open-Market Flow
-$1.7M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 11, 2025Sell(S)13K$66.09$849K656K
Aug 8, 2025Sell(S)3K$65.94$174K668K
Aug 8, 2025Sell(S)10K$65.60$669K671K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001381197-25-000109) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML