[Form 4] CDW Corp Insider Trading Activity

Rhea-AI Filing Summary

Katherine Elizabeth Sanderson, identified as Chief Human Resources Officer and Executive Vice President, Coworker Success at CDW Corp (CDW), reported a transaction on 09/16/2025. The filing shows 2,572 shares of Common Stock were disposed under code F at a reported price of $163.13 per share, described as shares withheld to cover taxes from the settlement of previously granted restricted stock units under the CDW Corporation Long‑Term Incentive Plan. The form reports 19,328.61 shares beneficially owned following the transaction. The Form 4 was signed by an attorney‑in‑fact, Debra Wasserman, on 09/18/2025.

Positive

• Transaction is clearly explained as tax withholding related to RSU settlement under the Long‑Term Incentive Plan
• Filing includes post‑transaction beneficial ownership and shows the reporting person’s role (Chief Human Resources Officer and Executive Vice President, Coworker Success)

Negative

• None.

Insights

Securities Analyst

TL;DR: Routine tax‑withholding sale of RSU shares by an executive; immaterial to company capital structure.

The reported disposal of 2,572 shares at $163.13 per share is documented as tax withholding upon RSU settlement, a common compensation administrative action that does not represent a voluntary open‑market sale for cash proceeds. The post‑transaction beneficial ownership is listed as 19,328.61 shares. This transaction does not signal a change in executive control or a material change to outstanding share counts and is unlikely to affect investor valuation metrics on its own.

Corporate Governance Expert

TL;DR: Disclosure appears complete and routine; signature by attorney‑in‑fact is properly noted.

The Form 4 clearly states the relationship of the reporting person to the issuer and explains the nature of the disposition as tax withholding of RSU awards under the company’s long‑term incentive plan. The filing includes the reporting date, transaction date, price, and post‑transaction ownership figure. The use of an attorney‑in‑fact signature is disclosed with date, which satisfies standard Form 4 procedural requirements.

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
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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).

1. Name and Address of Reporting Person^*

Sanderson Katherine Elizabeth

(Last) (First) (Middle)

C/O CDW CORPORATION

200 N MILWAUKEE AVE

(Street)

VERNON HILLS IL 60061

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CDW Corp [ CDW ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2025

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
Common Stock, par value $0.01	09/16/2025		F		2,572(1)	D	$163.13	19,328.61	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 shares withheld to cover taxes incurred in connection with the settlement of the restricted stock unit awards previously granted under the CDW Corporation Long-Term Incentive Plan.

Remarks:

Chief Human Resources Officer and Executive Vice President, Coworker Success

	/s/ Debra Wasserman, Attorney-in-Fact	09/18/2025
	** 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.

FAQ

What did CDW insider Katherine Elizabeth Sanderson report on Form 4 (CDW)?

The Form 4 reports a disposition of 2,572 shares on 09/16/2025 at a reported price of $163.13 per share, recorded as tax withholding from RSU settlement.

Why were the 2,572 CDW shares disposed according to the filing?

The filing states the shares were withheld to cover taxes incurred in connection with the settlement of restricted stock unit awards under CDW’s Long‑Term Incentive Plan.

How many CDW shares does the reporting person beneficially own after the transaction?

The Form 4 reports 19,328.61 shares beneficially owned following the reported transaction.

Who signed the Form 4 for Katherine Elizabeth Sanderson and when?

The Form 4 is signed by Debra Wasserman, Attorney‑in‑Fact on 09/18/2025.

Does this Form 4 indicate a voluntary sale of CDW shares by the executive?

No; the filing explicitly describes the disposition as share withholding to cover taxes from RSU settlement, not an open‑market sale for cash proceeds.