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Interactive Brokers Group, Inc. (IBKR) Form 144 reports a proposed sale of 400,000 Class A common shares through Interactive Brokers LLC. The filing states the shares were acquired on 07/25/2024 in an in-kind redemption from IBG Holdings LLC and lists an aggregate market value of $24,716,000 (approx.) with 445,246,976 shares outstanding.
The filing shows a sale recorded on 07/28/2025 by Earl H Nemser of 400,000 shares for gross proceeds of $26,459,403. The filer represents no undisclosed material adverse information and the broker is Interactive Brokers LLC.
Interactive Brokers Group director and Vice Chairman Earl H. Nemser reported sales of Class A common stock on 08/14/2025. The Form 4 discloses two dispositions executed under a 10b5-1 plan: 33,379 shares sold at a weighted average price of $63.86 and 20,521 shares sold at a weighted average price of $64.22. The reporting tables show holdings attributable to EN Holdings LLC and list 427,812 Class A shares in total, including vested and unvested restricted stock units. The filing includes an explanatory note that EN Holdings LLC is owned by the reporting person and his affiliates and that sale prices reflect multiple transactions within the stated ranges.
Interactive Brokers Group director and Vice Chairman Earl H. Nemser reported multiple disposals of Class A common stock in a Form 4 filing. The transactions on 08/12/2025 and 08/13/2025 show sales executed by or attributed to EN Holdings LLC, an entity owned by the reporting person and affiliates. Total reported disposals include blocks of 153,000, 41,086, 4,600, 200, 200, 2,400, and 200 shares at weighted-average prices ranging roughly from $63.75 to $68.04. Following the transactions, EN Holdings LLC beneficially owned between 502,586 and 453,900 shares depending on line items; the filing also discloses 427,812 shares attributable to vested and unvested restricted stock units under the company plan.
Earl H. Nemser, Vice Chairman and director of Interactive Brokers Group, Inc. (IBKR), reported multiple sales of Class A common stock on this Form 4. The filing shows sales executed on 08/08/2025 and 08/11/2025 by EN Holdings LLC, an entity owned by the reporting person and his affiliates. The Form lists sales of 10,200 shares at a weighted average price of $65.60, 2,641 shares at $65.94, and 12,841 shares at $66.09, with price ranges disclosed in footnotes.
The filing reports post-transaction beneficial ownership figures associated with EN Holdings LLC including 671,068, 668,427 and 655,586 shares on the respective lines, and separately notes 427,812 shares attributable to vested and unvested restricted stock units awarded under the company plan. The form is signed by an authorized signatory on 08/12/2025.
Interactive Brokers Group, Inc. (IBKR) Vice Chairman and director Earl H. Nemser reported several sales of Class A common stock executed through EN Holdings LLC. The Form 4 discloses those disposals and the resulting beneficial ownership figures held by EN Holdings LLC.
On 08/06/2025 Nemser sold 12,641 shares at a weighted average price of $63.47 and 200 shares at $64.16. On 08/07/2025 he sold 12,400 shares at a weighted average price of $63.94 and 441 shares at $64.35, a total of 25,682 shares sold. The filing lists the amounts of Class A shares beneficially owned following each reported transaction as 694,309, 694,109, 681,709, and 681,268, respectively.
Footnotes state that EN Holdings LLC is owned by the reporting person and his affiliates and that the reported prices are weighted averages across price ranges. The filing also notes 427,812 shares attributable to vested and unvested restricted stock units awarded under the company’s 2007 Stock Incentive Plan.
Form 4 filed 08/06/2025 reports insider sales by Earl H. Nemser (Vice Chairman and Director) of Interactive Brokers Group, Inc. (IBKR).
Nemser, through EN Holdings LLC, sold 12,841 Class A shares on 08/04/2025 at a weighted-average price of $64.54 and sold 11,041 and 1,800 Class A shares on 08/05/2025 at weighted-average prices of $63.64 and $64.84, respectively, for a total of 25,682 shares sold. Following these transactions, the filing shows EN Holdings LLC beneficially owning 706,950 Class A shares (down from 719,791). The filing also discloses direct ownership of 427,812 Class A shares attributable to vested and unvested restricted stock units under the amended 2007 Stock Incentive Plan. Footnotes provide transaction price ranges and offer to supply detailed breakdowns on request.
Interactive Brokers Group (IBKR) Form 4 highlights: Vice-Chairman & Director Earl H. Nemser, through affiliate EN Holdings LLC, sold 39,786 Class A shares on 30-Jul-2025 in two open-market transactions:
- 32,386 shares at a weighted average price of $66.32
- 7,400 shares at a weighted average price of $66.64
Following the sales, Nemser indirectly owns 360,114 shares via EN Holdings LLC and directly holds 427,812 shares (including vested and unvested RSUs), leaving him with an estimated total stake of 787,926 shares. The filing does not state that the trades were made under a Rule 10b5-1 trading plan.
The transactions reduce Nemser’s indirect position by roughly 10% but leave his overall economic interest substantial, suggesting liquidity rather than exit. No derivative activity was reported.
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