Interactive Brokers (NASDAQ: IBKR) EVP awarded 13,944 RSUs in stock grant

Rhea-AI Filing Summary

Interactive Brokers Group, Inc. executive vice president Thomas AJ Frank reported a stock-based compensation grant in the form of restricted stock units. On 12/31/2025 he was awarded 13,944 Class A common shares at a price of $0, recorded as an acquisition of non-derivative securities. These units were granted under the company’s 2007 Stock Incentive Plan.

The award will vest 20% on or about 5/9/2026 and 20% on each of the first four anniversaries of that date, creating a five-year vesting schedule. Following this grant, Frank beneficially owns 283,248 shares of Class A common stock, which includes both shares attributable to vested restricted stock units and unvested restricted stock units awarded under the plan. The footnotes also note a four-for-one stock split on 6/17/2025 that increased his indirect ownership by 201,978 additional shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Frank Thomas AJ

(Last) (First) (Middle)

ONE PICKWICK PLAZA

(Street)

GREENWICH CT 06830

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Interactive Brokers Group, Inc. [ IBKR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Vice President

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A common stock	12/31/2025	01/05/2026	A		13,944(1)	A	$0(1)	283,248(2)(3)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This represents a grant of restricted stock units under the 2007 Stock Incentive Plan as amended ("Plan") that will vest 20% on or about 5/9/2026 and 20% on each of the first four anniversaries of 5/9/2026.

2. On June 17, 2025, the issuer effected a four-for-one split of its common stock, resulting in the Reporting Person's indirect ownership of 201,978 additional shares of common stock.

3. This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the Plan and (b) unvested restricted stock units that were awarded under the Plan.

	/s/ Raymond Bussiere as authorized signatory for Thomas AJ Frank	01/07/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Interactive Brokers (IBKR) report for Thomas AJ Frank?

The filing shows that Thomas AJ Frank, executive vice president of Interactive Brokers Group, Inc., received a grant of 13,944 shares of Class A common stock in the form of restricted stock units on 12/31/2025 at a price of $0 per share.

How many Interactive Brokers shares does Thomas AJ Frank own after this Form 4 transaction?

After the reported grant, Thomas AJ Frank beneficially owns 283,248 shares of Interactive Brokers Group, Inc. Class A common stock, including shares tied to both vested and unvested restricted stock units awarded under the company’s 2007 Stock Incentive Plan.

What is the vesting schedule for Thomas AJ Frank’s 13,944 restricted stock units at IBKR?

The 13,944 restricted stock units will vest 20% on or about 5/9/2026 and 20% on each of the first four anniversaries of 5/9/2026, resulting in full vesting over approximately five years.

Under which plan were the new restricted stock units granted to the IBKR executive?

The restricted stock units granted to Thomas AJ Frank were issued under Interactive Brokers Group, Inc.’s 2007 Stock Incentive Plan, as amended.

How did the June 17, 2025 stock split affect Thomas AJ Frank’s holdings in Interactive Brokers?

The footnotes state that on June 17, 2025, a four-for-one stock split of Interactive Brokers Group, Inc. common stock resulted in Thomas AJ Frank’s indirect ownership increasing by 201,978 additional shares of common stock.

What type of SEC filing is this for Interactive Brokers (IBKR)?

This is a Form 4 filing, which reports changes in the beneficial ownership of Interactive Brokers Group, Inc. securities by an executive officer, in this case Thomas AJ Frank.