Nemser Earl H 4

What Happened
Earl H. Nemser, Vice Chairman and Director of Interactive Brokers Group, sold a total of 155,000 shares in open-market transactions across Jan 26–27, 2026. The reported proceeds across the transactions total approximately $11.76 million. These were outright sales (not option exercises or awards).

Key Details

• Transactions:
  • 2026-01-26: 60,882 shares at a weighted avg $75.83 — $4,616,682 (prices ranged $75.46–$76.45) (F2)
  • 2026-01-26: 30,817 shares at a weighted avg $76.72 — $2,364,280 (prices ranged $76.46–$77.45) (F3)
  • 2026-01-26: 3,101 shares at a weighted avg $77.98 — $241,816 (prices ranged $77.46–$78.41) (F4)
  • 2026-01-27: 39,731 shares at a weighted avg $75.07 — $2,982,606 (prices ranged $74.55–$75.54) (F5)
  • 2026-01-27: 20,469 shares at a weighted avg $75.75 — $1,550,527 (prices ranged $75.55–$75.99) (F6)
• Total sold: 155,000 shares for ~$11,755,911.
• Reporting vehicle: Some or all reported shares are owned by EN Holdings LLC, which is owned by Nemser and affiliates (F1).
• Shares owned after transaction: Not specified in the excerpt provided; footnote F7 notes reported holdings may include vested and unvested restricted stock units awarded under the company plan.
• Filing timing: Form 4 filed Jan 28, 2026 reporting trades on Jan 26–27 — appears filed within the normal two-business-day window.

Context

• These were open-market sales (code S) — sales are common and can be for many reasons (liquidity, diversification, tax planning); they do not necessarily indicate a change in insider view of the company.
• Prices shown in the filing are weighted averages; the footnotes give the exact price ranges for the multiple executions.
• No option exercises, awards, or gifts were reported in these transactions.