Arkolith/Insider Trading/IBKR/Form 4

Nemser Earl H

Vice Chairman, DirectorInteractive Brokers Group, Inc. (IBKR) · full profile →Form 4 · filed Aug 8, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.6M
Net Open-Market Flow
-$1.6M
Transactions
4
4 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 7, 2025Sell(S)12K$63.94$793K682K
Aug 7, 2025Sell(S)441$64.35$28K681K
Aug 6, 2025Sell(S)200$64.16$13K694K
Aug 6, 2025Sell(S)13K$63.47$802K694K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001381197-25-000107) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML