Item 9B. OTHER INFORMATION

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Item 9B. OTHER INFORMATION

Rule 10b5-1 Trading Plans

The following table discloses the adoption of Rule 10b5-1 trading plans for the sale of shares of our common stock by our directors and officers (as defined in Rule 16a-1(f) under the Securities Exchange Act of 1934, as amended) during the three months ended December 31, 2025, each of which is intended to satisfy the affirmative defense conditions of Rule 10b-51(c) under the Exchange Act.


Name		Title		Plan Adoption and/or Termination		Plan Adoption Date		Plan Expiration Date 1		Purchase or Sale		Aggregate Number of IBKR shares to be Sold/Purchased
Lori Conkling		Director (Independent)		Adoption		October 27, 2025		October 30, 2027		Purchase		550

(1)

Or upon the earlier completion of all authorized transactions under the plan.

Other than as disclosed above, no other director or officer adopted, modified or terminated a contract, instruction or written plan for the purchase or sale of our securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or a “non-Rule 10b5-1 trading arrangement”, as defined in Item 408(c) of Regulation S-K.

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