[Form 4] Cooper-Standard Holdings Inc. Insider Trading Activity

Rhea-AI Filing Summary

Cooper-Standard Holdings Inc. executive Alison S. Nudd, VP and Chief Accounting Officer, reported multiple equity transactions linked to restricted stock units (RSUs) on March 1, 2026. RSUs previously granted under the 2021 Omnibus Incentive Plan were exercised or converted, including 1,115 and 1,317 RSUs with a stated price of $0.0000 per unit.

These conversions delivered common shares, and a portion of the resulting stock was used to satisfy tax obligations. The filing shows tax-withholding dispositions of 320 and 357 common shares at $38.44 per share, leaving Nudd with directly owned common stock and unvested RSUs subject to continued employment-based vesting.

Insider Trade Summary

2,432 shares exercised/converted

Mixed 6 txns

Insider Nudd Alison S

Role VP, Chief Accounting Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	1,115	$0.00	--
Exercise	Restricted Stock Units	1,317	$0.00	--
Exercise	Common stock	1,115	$0.00	--
Tax Withholding	Common stock	320	$38.44	$12K
Exercise	Common stock	1,317	$0.00	--
Tax Withholding	Common stock	357	$38.44	$14K

Holdings After Transaction: Restricted Stock Units — 1,116 shares (Direct); Common stock — 1,860 shares (Direct)

Footnotes (1)

1. The company settles such RSUs by making an appropriate book entry in the reporting person's name for a number of shares equal to the number of RSU's that have vested. These are time-based restricted stock units (RSUs) granted to the reporting person on March 1, 2024, under Cooper-Standard Holdings Inc. 2021 Omnibus Incentive Plan, as amended and restated. Subject to the reporting person's continued employment with the company or its affiliates through the applicable vesting date, one third of these RSUs shall vest and no longer be subject to forfeiture on each of the first three anniversaries of the date of March 1, 2024. These are time-based restricted stock units (RSUs) granted to the reporting person on February 12, 2025, under Cooper-Standard Holdings Inc. 2021 Omnibus Incentive Plan, as amended and restated. Subject to the reporting person's continued employment with the company or its affiliates through the applicable vesting date, one third of these RSUs shall vest and no longer be subject to forfeiture on each of the first three anniversaries of the date of March 1, 2025.

Form 4 Insider Transactions: What Each Field Means →

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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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^*

Nudd Alison S

(Last) (First) (Middle)

40300 TRADITIONS DRIVE

(Street)

NORTHVILLE MI 48168

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Cooper-Standard Holdings Inc. [ CPS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2026

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
Common stock	03/01/2026		M		1,115	A	(1)	1,860	D
Common stock	03/01/2026		F		320	D	$38.44	1,540	D
Common stock	03/01/2026		M		1,317	A	(1)	2,857	D
Common stock	03/01/2026		F		357	D	$38.44	2,500	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
Restricted Stock Units(2)	(1)	03/01/2026		M			1,115	(3)	(3)	Common stock	1,115	$0	1,116	D
Restricted Stock Units(4)	(1)	03/01/2026		M			1,317	(5)	(5)	Common stock	1,317	$0	2,636	D

Explanation of Responses:

1. The company settles such RSUs by making an appropriate book entry in the reporting person's name for a number of shares equal to the number of RSU's that have vested.

2. These are time-based restricted stock units (RSUs) granted to the reporting person on March 1, 2024, under Cooper-Standard Holdings Inc. 2021 Omnibus Incentive Plan, as amended and restated.

3. Subject to the reporting person's continued employment with the company or its affiliates through the applicable vesting date, one third of these RSUs shall vest and no longer be subject to forfeiture on each of the first three anniversaries of the date of March 1, 2024.

4. These are time-based restricted stock units (RSUs) granted to the reporting person on February 12, 2025, under Cooper-Standard Holdings Inc. 2021 Omnibus Incentive Plan, as amended and restated.

5. Subject to the reporting person's continued employment with the company or its affiliates through the applicable vesting date, one third of these RSUs shall vest and no longer be subject to forfeiture on each of the first three anniversaries of the date of March 1, 2025.

Remarks:

	/s/ Denise Balog on behalf of Alison S. Nudd under power of attorney	03/03/2026
	** Signature of Reporting Person	Date
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