# EDGAR Filing Document

**Accession Number:** 0001030894
**File Stem:** 0001193125-26-274659
**Filing Date:** 2026-6
**Character Count:** 11359
**Document Hash:** 346e64df6268c08d16ac46857b1c62b9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-274659.hdr.sgml**: 20260617

**ACCESSION NUMBER**: 0001193125-26-274659

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260615

**FILED AS OF DATE**: 20260617

**DATE AS OF CHANGE**: 20260617

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Chawla Mandeep
- **CENTRAL INDEX KEY:** 0001972990

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14832
- **FILM NUMBER:** 261100153

**MAIL ADDRESS:**
- **STREET 1:** 5140 YONGE STREET
- **STREET 2:** SUITE 1900
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M2N 6L7
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CELESTICA INC
- **CENTRAL INDEX KEY:** 0001030894
- **STANDARD INDUSTRIAL CLASSIFICATION:** PRINTED CIRCUIT BOARDS [3672]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 980185558
- **STATE OF INCORPORATION:** A6
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 5140 YONGE STREET, SUITE 1900
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M2N 6L7
- **BUSINESS PHONE:** 416-448-5800

**MAIL ADDRESS:**
- **STREET 1:** 5140 YONGE STREET, SUITE 1900
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M2N 6L7

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[x] 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**<sup>*</sup><br>Chawla Mandeep<br><sub>(Last) (First) (Middle)</sub><br>5140 YONGE STREET<br>SUITE 1900<br><sub>(Street)</sub><br>TORONTO, ONTARIO, CANADA M2N 6L7<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-06-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Financial Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>CELESTICA INC [ CLS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 200 | D | 394.25<sup>(2)</sup> | 99244 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 212 | D | 395.41<sup>(3)</sup> | 99032 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 848 | D | 396.24<sup>(4)</sup> | 98184 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 1661 | D | 397.32<sup>(5)</sup> | 96523 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 3788 | D | 398.29<sup>(6)</sup> | 92735 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 3607 | D | 399.22<sup>(7)</sup> | 89128 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 1240 | D | 400.20<sup>(8)</sup> | 87888 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 1508 | D | 401.30<sup>(9)</sup> | 86380 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 2919 | D | 402.21<sup>(10)</sup> | 83461 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 697 | D | 402.93<sup>(11)</sup> | 82764 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 40 | D | $403.79 | 82724 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 40 | D | $405.77 | 82684 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 120 | D | 406.82<sup>(12)</sup> | 82564 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 80 | D | $408.88 | 82484 | D |  |
| Common Shares | 2026-06-15 |  | S<sup>(1)</sup> |  | 40 | D | $412.99 | 82444 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on March 13, 2026.

(2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $393.735-$394.6825, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $394.97-$395.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $395.845-$396.685, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $396.79-$397.71, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(6) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $397.74-$398.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(7) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $398.74-$399.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $399.735-$400.68, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(9) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $400.745-$401.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(10) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $401.74-$402.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(11) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $402.75-$403.30, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

(12) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.755-$406.905, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

**Signature:** /s/ Tracy Connelly McGilley, attorney-in-fact  
**Date:** 2026-06-17

### Remarks:

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.**