ISG executive has 12,419 shares withheld for tax

Information Services Group Inc. executive Thomas S. Kucinski, EVP and Chief HR officer, reported a routine tax-related share disposition.

Accepted by SEC EDGAR 06/03/2026 - 04:15 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Information Services Group Inc. executive Thomas S. Kucinski, EVP and Chief HR officer, reported a routine tax-related share disposition. On this Form 4, 12,419 shares of common stock were withheld at $4.51 per share to satisfy tax withholding obligations upon vesting of restricted stock units, as described under Rule 16b-3. After this non‑market transaction, he directly holds 333,017 shares of common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 12,419 shares

Exercise Price or Tax Liability 1 txn

Insider Kucinski Thomas S.

Role EVP, CHIEF HR

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Shares of Common Stock	12,419	$4.51	$56K

Holdings After Transaction: Shares of Common Stock — 333,017 shares (Direct)

Holdings Before and After: Shares of Common Stock, 345,436 to 333,017 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares withheld for tax: 12,419 shares Withholding price: $4.51 per share Shares held after transaction: 333,017 shares +1 more

4 metrics

Shares withheld for tax 12,419 shares Tax-withholding disposition on common stock

Withholding price $4.51 per share Value used for tax-withholding shares

Shares held after transaction 333,017 shares Direct holdings following Form 4 event

Tax-withholding transactions 1 transaction, 12,419 shares Form 4 transactionSummary for code F

Key Terms

restricted stock units, Rule 16b-3, tax withholding obligations, tax-withholding disposition

4 terms

restricted stock units financial

"in connection with vesting of restricted stock units issued in accordance"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Rule 16b-3 regulatory

"restricted stock units issued in accordance with Rule 16b-3"

Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.

tax withholding obligations financial

"withholding of shares of common stock to satisfy tax withholding obligations"

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

FAQ

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

What insider transaction did Information Services Group (III) report for Thomas S. Kucinski?

Information Services Group reported that EVP and Chief HR officer Thomas S. Kucinski had 12,419 shares of common stock withheld to cover tax obligations from vesting restricted stock units, a non-market, tax-withholding disposition under Rule 16b-3.

Was the Information Services Group (III) Form 4 a market sale of shares?

No, the Form 4 describes a tax-withholding disposition, not an open-market sale. Shares were deemed disposed to the issuer to satisfy tax withholding obligations when restricted stock units vested, as permitted under Rule 16b-3.

How many Information Services Group (III) shares were withheld for taxes in this filing?

The filing shows 12,419 shares of Information Services Group common stock were withheld. This occurred at a price of $4.51 per share to cover tax obligations tied to vested restricted stock units granted as compensation.

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 333,017 shares of Information Services Group common stock. This figure reflects his position following the deemed disposition of 12,419 shares back to the issuer for tax purposes.

What is the significance of Rule 16b-3 in the Information Services Group (III) Form 4?

The filing notes the RSU vesting and tax withholding were conducted under Rule 16b-3. This rule provides an exemption for certain insider transactions tied to equity compensation plans, helping classify them as routine, board-approved compensation events rather than discretionary trades.

What transaction code was used in the Information Services Group (III) Form 4?

The Form 4 uses transaction code F, indicating payment of tax liability by delivering securities. In this case, 12,419 shares of common stock were withheld and deemed disposed to the issuer to satisfy tax withholding obligations upon RSU vesting.

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

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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^*

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)
06/01/2026

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	06/01/2026		F(1)		12,419	D	$4.51	333,017	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	06/03/2026
	** 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)