Interactive Brokers Director Lori A. Conkling Purchases Shares Under Rule 10b5-1 Plan

Insider Transaction Overview

On November 2, 2026, Lori A. Conkling, a Director of Interactive Brokers Group, Inc. ($IBKR), executed an open-market purchase of 25 shares of Class A Common Stock at a price of $78.44 per share, resulting in a total investment of $1,961.00.

Transaction Details

• Insider: Lori A Conkling
• Role: Director
• Transaction Type: Open-Market Purchase (Transaction Code: P)
• Shares Acquired: 25
• Price per Share: $78.44
• Total Consideration: $1,961.00
• Post-Transaction Beneficial Ownership: 2,609 shares (direct)
• Rule 10b5-1 Plan: Yes (transaction executed under a pre-established Rule 10b5-1 plan)

Significance & Market Context

The transaction represents a negligible change in overall ownership (<1% increase) and a very small dollar volume ($1,961.00). While insider open-market purchases are fundamentally positive signals, the minimal size and pre-scheduled Rule 10b5-1 mechanism categorize this transaction as Low Significance for broader market momentum.