Robert Mionis - 04 Feb 2026 Form 4 Insider Report for CELESTICA INC (CLS)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: CLS
Reported as of: 04 Feb 2026
Net transaction value: -$1,420,324
SEC form: 4
Accepted by SEC: 06 Feb 2026, 16:20:24 UTC
Prior SEC filing: 03 Feb 2026
Next SEC filing: 01 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Tracy Connelly McGilley, attorney-in-fact

Key filing fact

Robert Mionis filed Form 4 for CELESTICA INC (CLS) on 06 Feb 2026.

Key facts

This page summarizes Robert Mionis's Form 4 filing for CELESTICA INC (CLS).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 06 Feb 2026, 16:20.

Change

Previous filing in this sequence was filed on 03 Feb 2026.
Current net transaction value: -$1,420,324.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001195655 Primary reporting owner

MIONIS ROBERT

Relationship: Chief Executive Officer, Director
Address: 5140 YONGE STREET, SUITE 1900, TORONTO, ONTARIO, CANADA
Signature: /s/ Tracy Connelly McGilley, attorney-in-fact
Signature date: 06 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CLS transaction

Common Shares

Options Exercise

Transaction value: $0
Shares: +12,133
Change %: +1.2%
Price: $0.000000
Shares after: 1,014,866
Date: 04 Feb 2026
Ownership: Direct

CLS transaction

Common Shares

Tax liability

Transaction value: $1,420,324
Shares: -4,775
Change %: -0.47%
Price: $297.45
Shares after: 1,010,091
Date: 04 Feb 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CLS transaction Derivative

Restricted Share Units

Options Exercise

Transaction value: $0
Shares: -12,133
Change %: -33%
Price: $0.000000
Shares after: 24,267
Date: 04 Feb 2026
Ownership: Direct
Underlying class: Common Shares
Underlying amount: 12,133
Exercise price
Footnotes: F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Shares withheld to satisfy tax withholding obligations arising out of the vesting of restricted share units ("RSUs").

Footnote F2

Each RSU represents a contingent right to receive one common share or an equivalent value in cash.

Footnote F3

On February 4, 2025, the reporting person was granted 36,400 RSUs, which vest ratably over a three-year period on each of the first and second anniversaries of the grant date and on December 1 following the second anniversary of the grant date.