ISG (III) HR chief has 11,022 shares withheld for RSU taxes

Rhea-AI Filing Summary

Information Services Group Inc. executive Thomas S. Kucinski reported a tax-related share disposition tied to vesting of restricted stock units. On March 17, 2026, 11,022 shares of common stock were withheld at $4.01 per share to satisfy tax obligations.

This was not an open-market sale but a deemed disposition of shares back to the company. After this withholding, Kucinski directly holds 315,886 shares of Information Services Group Inc. common stock.

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^*

Kucinski Thomas S.

(Last) (First) (Middle)

400 ATLANTIC STREET

(Street)

STAMFORD CONNECTICUT 06901

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Information Services Group Inc. [ III ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, CHIEF HR

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/17/2026

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

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

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

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
Shares of Common Stock	03/17/2026		F(1)		11,022	D	$4.01	315,886	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. Represents deemed disposition of shares of common stock to the Issuer as a result of withholding of shares of common stock to satisfy tax withholding obligations in connection with vesting of restricted stock units issued in accordance with Rule 16b-3.

	/s/ Michael A. Sherrick, Attorney-in-Fact	03/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Information Services Group (III) report?

Information Services Group reported a Form 4 for executive Thomas S. Kucinski showing 11,022 shares of common stock withheld for taxes. The withholding occurred in connection with the vesting of restricted stock units rather than an open-market sale of shares.

Was the Information Services Group (III) insider transaction a stock sale?

No, the transaction was not an open-market sale. 11,022 shares of common stock were deemed disposed to the company to cover tax withholding obligations triggered by vesting of restricted stock units granted to executive Thomas S. Kucinski.

How many Information Services Group (III) shares does Thomas S. Kucinski hold after the transaction?

After the tax-withholding transaction, Thomas S. Kucinski directly holds 315,886 shares of Information Services Group common stock. This figure reflects his position following the deemed disposition of 11,022 shares to satisfy related tax obligations on vested restricted stock units.

What role does Thomas S. Kucinski hold at Information Services Group (III)?

Thomas S. Kucinski serves as Executive Vice President and Chief Human Resources Officer at Information Services Group Inc. His Form 4 filing relates to tax withholding tied to vesting of restricted stock units granted as part of his equity-based compensation package.

Why were Information Services Group (III) shares withheld from Thomas S. Kucinski?

Shares were withheld to satisfy tax obligations arising from the vesting of restricted stock units. Instead of paying cash taxes, 11,022 shares of Information Services Group common stock were deemed delivered back to the company under Rule 16b-3 to cover the liability.