Celestica, Inc. Insider Trading Activity

Insider Trade Summary

5,890 shares exercised/converted

Exercise 5 txns

Insider Wilson Michael

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Share Units	3,149	$0.00	$0.00
Exercise	Restricted Share Units	2,145	$0.00	$0.00
Exercise	Restricted Share Units	596	$0.00	$0.00
Grant/Award	Director Share Units	671	$0.00	$0.00
Exercise	Common Shares	5,890	$0.00	$0.00

Holdings After Transaction: Restricted Share Units — 3,337 contracts (Direct); Director Share Units — 671 contracts (Direct); Common Shares — 13,391 shares (Direct)

Footnotes (5)

1. F1. Each restricted share unit ("RSU") represents a contingent right to receive one common share or an equivalent value in cash at the holder's election.
2. F2. On June 30, 2022, the reporting person was granted 9,448 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.
3. F3. On June 30, 2023, the reporting person was granted 6,437 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.
4. F4. On June 30, 2024, the reporting person was granted 1,787 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.
5. F5. Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

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Accepted by SEC EDGAR 07/01/2025 - 04:28 PM EDT 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^*

Wilson Michael

(Last) (First) (Middle)

5140 YONGE STREET

SUITE 1900

(Street)

TORONTO A6 M2N 6L7

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CELESTICA INC [ CLS ]

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)
06/30/2025

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 Shares	06/30/2025		M		5,890	A	$0	13,391	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 Share Units	(1)	06/30/2025		M			3,149	(2)	(2)	Common Shares	3,149	$0	0	D
Restricted Share Units	(1)	06/30/2025		M			2,145	(3)	(3)	Common Shares	2,145	$0	2,146	D
Restricted Share Units	(1)	06/30/2025		M			596	(4)	(4)	Common Shares	596	$0	1,191	D
Director Share Units	(5)	06/30/2025		A		671		(5)	(5)	Common Shares	671	$0	671	D

Explanation of Responses:

1. Each restricted share unit ("RSU") represents a contingent right to receive one common share or an equivalent value in cash at the holder's election.

2. On June 30, 2022, the reporting person was granted 9,448 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.

3. On June 30, 2023, the reporting person was granted 6,437 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.

4. On June 30, 2024, the reporting person was granted 1,787 RSUs, 1/3 of which vest annually over 3 years on the anniversary of the grant date.

5. Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

	/s/ Tracy Connelly McGilley, attorney-in-fact	07/01/2025
	** 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.