Celestica director receives 142 restricted share units

CASCELLA ROBERT reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

CASCELLA ROBERT reported acquisition or exercise transactions in this Form 4 filing.

Celestica Inc. director Robert Cascella reported an equity compensation grant of 142 Director Restricted Share Units (D‑RSUs) on August 11, 2026. Each D‑RSU represents a contingent right to receive one common share or equivalent cash value upon settlement. These D‑RSUs vest on May 20, 2027, bringing Cascella’s directly held D‑RSUs to 761 units following the award.

Insider Trade Summary

Grant/Award: 142 shares

Grant/Award 1 txn

Insider CASCELLA ROBERT

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Director Restricted Share Units F1, F2	142	$0.00	$0.00

Holdings After Transaction: Director Restricted Share Units — 761 contracts (Direct)

Footnotes (2)

1. F1. Each director restricted share unit ("D-RSU") represents a contingent right to receive one common share upon settlement, subject to the reporting person's deferral election, or, at the Issuer's election, an equivalent value in cash.
2. F2. On August 11, 2026, the reporting person was granted 142 D-RSUs, which vest on May 20, 2027.

Key Figures

D-RSUs granted: 142 Director Restricted Share Units D-RSUs after transaction: 761 Director Restricted Share Units Vesting date: May 20, 2027 +1 more

4 metrics

D-RSUs granted 142 Director Restricted Share Units Grant to director Robert Cascella on August 11, 2026

D-RSUs after transaction 761 Director Restricted Share Units Total directly held by Robert Cascella following the grant

Vesting date May 20, 2027 Vesting date for the 142 newly granted D-RSUs

Conversion ratio 1 common share per D-RSU Each D-RSU represents a contingent right to receive one common share or equivalent cash value

Key Terms

Director Restricted Share Units, contingent right, deferral election

3 terms

Director Restricted Share Units financial

"Each director restricted share unit ("D-RSU") represents a contingent right"

contingent right financial

"represents a contingent right to receive one common share upon settlement"

deferral election financial

"upon settlement, subject to the reporting person's deferral election"

FAQ

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

What transaction did Celestica (CLS) director Robert Cascella report?

Robert Cascella reported a grant of 142 Director Restricted Share Units on August 11, 2026. These derivative-based units are part of director compensation and increase his directly held D‑RSUs to 761 following the award.

When do Robert Cascella’s newly granted D‑RSUs at Celestica (CLS) vest?

The 142 newly granted D‑RSUs vest on May 20, 2027. Vesting means Cascella’s contingent right to receive one common share, or equivalent cash value per unit, becomes non-forfeitable at that date.

How many Celestica (CLS) Director Restricted Share Units does Cascella hold after this Form 4?

Following the reported grant, Robert Cascella holds 761 Director Restricted Share Units directly. Each D‑RSU corresponds to a contingent right to receive one common share or an equivalent cash value upon settlement, subject to his deferral election.

What does each Director Restricted Share Unit represent at Celestica (CLS)?

Each D‑RSU represents a contingent right to receive one common share upon settlement, or, at Celestica’s election, an equivalent value in cash. Settlement may also be affected by any deferral election made by the director.

Was the Celestica (CLS) Form 4 transaction a market purchase or sale?

No market trade occurred; it was a grant/award acquisition of 142 Director Restricted Share Units at a stated price of $0.0000 per unit, reflecting a compensation award rather than a purchase or sale on the open market.

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

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Accepted by SEC EDGAR 08/12/2026 - 04:44 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^*

CASCELLA ROBERT

(Last) (First) (Middle)

5140 YONGE STREET

SUITE 1900

(Street)

TORONTO M2N 6L7

(City) (State) (Zip)

ONTARIO, CANADA

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/11/2026

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

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
Director Restricted Share Units	(1)	08/11/2026		A		142		(2)	(2)	Common Shares	142	$0	761	D

Explanation of Responses:

1. Each director restricted share unit ("D-RSU") represents a contingent right to receive one common share upon settlement, subject to the reporting person's deferral election, or, at the Issuer's election, an equivalent value in cash.

2. On August 11, 2026, the reporting person was granted 142 D-RSUs, which vest on May 20, 2027.

	/s/ Tracy Connelly McGilley, attorney-in-fact	08/12/2026
	** 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)