Interactive Brokers Group (IBKR) boosts director stock awards

Rhea-AI Filing Summary

Interactive Brokers Group director Lori A. Conkling reported stock awards tied to changes in the board compensation policy. On December 31, 2025, she acquired 389 shares of Class A common stock at a reported price of $0, representing additional restricted stock units from an increase in the one-time external director award under the 2007 Stock Incentive Plan from $75,000 to $100,000, retroactive to that date. These units will vest in five equal installments beginning December 31, 2026.

On January 1, 2026, she acquired another 389 shares at $64.31 per share, reflecting additional restricted stock units from an increase in the annual director award from $25,000 to $50,000, which vested on that date. After these transactions, Conkling directly beneficially owned 2,334 shares of Class A common stock, including both vested and unvested restricted stock units awarded under the plan.

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

OMB APPROVAL

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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^*

Conkling Lori A

(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)

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

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	01/22/2026	A		389(1)	A	$0(1)	1,945(2)	D
Class A common stock	01/01/2026	01/22/2026	A		389(3)	A	$64.31(4)	2,334(2)	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. On January 22, 2026, Interactive Brokers Group, Inc.'s ("Issuer") Board of Directors ("Board") modified the compensation policy for members of the Board. The Issuer's Board, under the 2007 Stock Incentive Plan as amended ("Plan"), increased the one-time award granted to external directors on December 31 of the year of appointment from $75,000 to $100,000, retroactive to December 31, 2025. This represents additional restricted stock units granted to the Reporting Person, under the Plan, which will vest in five equal installments, beginning December 31, 2026.

2. 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.

3. The Issuer's Board also increased the annual awards granted to all directors on December 31 of each year, under the Plan, from $25,000 to $50,000. This represents additional restricted stock units granted to the Reporting Person, under the Plan, which vested on January 1, 2026.

4. The price represents the closing price of the Issuer's Class A common stock on December 31, 2025.

	/s/ Matthew Kelly as authorized signatory for Lori A Conkling	01/26/2026
	** 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 does this Form 4 filing show for Interactive Brokers Group (IBKR)?

The filing shows that director Lori A. Conkling received additional shares of Interactive Brokers Group, Inc. Class A common stock as part of board compensation changes under the company’s 2007 Stock Incentive Plan.

How many Interactive Brokers (IBKR) shares did Lori Conkling acquire in these transactions?

She acquired 389 shares on December 31, 2025 at a reported price of $0 and another 389 shares on January 1, 2026 at $64.31 per share.

Why did Lori Conkling receive additional stock awards from IBKR?

The awards reflect the Board’s decision to modify its compensation policy, increasing the one-time external director award from $75,000 to $100,000 and the annual director award from $25,000 to $50,000 under the 2007 Stock Incentive Plan.

How do these Interactive Brokers (IBKR) restricted stock units vest for Lori Conkling?

The additional restricted stock units tied to the increased one-time external director award will vest in five equal installments beginning December 31, 2026, while the additional annual award units vested on January 1, 2026.

How many IBKR shares does Lori Conkling beneficially own after these transactions?

Following the reported transactions, Lori Conkling beneficially owned 2,334 shares of Class A common stock directly, including shares attributable to both vested and unvested restricted stock units granted under the plan.

Is this Interactive Brokers (IBKR) Form 4 a routine compensation-related filing?

The transactions reported are stock-based compensation awards to a director under a modified board compensation policy, consistent with typical equity compensation reporting for board members.