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Interactive Brokers Director Sells $2.07M in Class A Common Stock

Medium SignificanceOctober 29, 2026 at 4:55:20 PM EDT

Interactive Brokers Group, Inc.

$IBKR4CIK: 0001381197

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Filing Summary

# Insider Sale: Interactive Brokers Group, Inc. ($IBKR)
**Insider:** Harris Lawrence E (Director)
**Transaction:** Sold 25,000 shares of Class A common stock at ~$82.61
**Total Value:** $2,065,250.00
**Shares Held After:** 148,482 direct shares
**Significance:** Medium

Comprehensive Analysis

Insider Transaction Overview

On October 28, 2026, Lawrence E. Harris, a Director of Interactive Brokers Group, Inc. ($IBKR), executed an open-market sale of 25,000 shares of Class A common stock.

  • Transaction Size: 25,000 shares
  • Weighted Average Price: $82.61 (range: $82.20 – $82.83)
  • Gross Proceeds: $2,065,250.00
  • Remaining Direct Ownership: 148,482 shares

Key Takeaways

  1. Ownership Impact: The sale represents approximately 14.4% of Director Harris's holdings prior to the transaction (reducing his direct stake from 173,482 shares to 148,482 shares).
  2. Plan Indicator: The filing denotes that the transaction was not conducted pursuant to a Rule 10b5-1 trading plan (aff10b5One is false).
  3. Trading Significance: Rated Medium due to the transaction exceeding $2 million in value executed via an open-market sale, though the director retains a substantial position of nearly 150,000 shares.
Topics:#IBKR#InteractiveBrokers#InsiderTrading#SECForm4

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