IBKR director gets 389-share stock grant at $64.31

Interactive Brokers Group, Inc. director William Peterffy reported a stock-based compensation grant that vested on January 1, 2026.

Rhea-AI Filing Summary

Interactive Brokers Group, Inc. director William Peterffy reported a stock-based compensation grant that vested on January 1, 2026. He acquired 389 shares of Class A common stock at a price of $64.31 per share, bringing his directly held total to 10,126 shares after the transaction. The award reflects a change approved by the company’s Board on January 22, 2026, which modified the director compensation policy so that annual equity awards granted on December 31 under the 2007 Stock Incentive Plan increased from $25,000 to $50,000. The reported price corresponds to the closing price of Interactive Brokers’ Class A common stock on December 31, 2025.

Insider Trade Summary

Grant/Award: 389 shares

Grant/Award 1 txn

Insider Peterffy William

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Class A common stock	389	$64.31	$25K

Holdings After Transaction: Class A common stock — 10,126 shares (Direct)

Footnotes (2)

1. F1. On January 22, 2026, Interactive Brokers Group, Inc.'s ("Issuer") Board of Directors ("Board") modified the compensation policy for members of the Board. The annual awards granted to all directors on December 31 of each year, under the 2007 Stock Incentive Plan as amended ("Plan"), increased 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.
2. F2. The price represents the closing price of the Issuer's Class A common stock on December 31, 2025.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did IBKR director William Peterffy report?

He reported an acquisition of 389 shares of Interactive Brokers Group, Inc. Class A common stock as stock-based compensation that vested on January 1, 2026.

At what price were the new IBKR shares for William Peterffy valued?

The 389 acquired shares were valued at $64.31 per share, which is stated as the closing price of IBKR’s Class A common stock on December 31, 2025.

How many Interactive Brokers (IBKR) shares does William Peterffy hold after this Form 4 transaction?

Following the reported transaction, William Peterffy directly holds 10,126 shares of Interactive Brokers Group, Inc. Class A common stock.

Why did William Peterffy receive additional IBKR stock on January 1, 2026?

He received additional restricted stock units because the Board modified the director compensation policy to increase annual equity awards under the 2007 Stock Incentive Plan from $25,000 to $50,000.

When did Interactive Brokers change its director compensation equity awards?

On January 22, 2026, the Board modified the compensation policy so that annual awards granted to all directors on December 31 each year increased from $25,000 to $50,000.

Is this IBKR Form 4 transaction a market purchase by William Peterffy?

No. The Form 4 describes stock-based compensation in the form of restricted stock units granted under the company’s plan, which vested into 389 shares on January 1, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/26/2026 - 04:59 PM Learn about SEC filing dates

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Peterffy William

(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)
01/01/2026

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	01/01/2026	01/22/2026	A		389(1)	A	$64.31(2)	10,126	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 annual awards granted to all directors on December 31 of each year, under the 2007 Stock Incentive Plan as amended ("Plan"), increased 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.

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

	/s/ William Peterffy	01/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.