SEC Form 4 · accession 0001193125-26-274665
CELESTICA INC · CLS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert Mionis
Officer — Chief Executive Officer · Director
Period of report
Jun 16, 2026
Accepted (ET)
Jun 17, 2026 · 8:54 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001030894
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common SharesF2 | Jun 16, 2026 | S | 4,779 | $382.21 | D | 129,549 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF3 | Jun 16, 2026 | S | 5,887 | $383.14 | D | 123,662 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF4 | Jun 16, 2026 | S | 5,299 | $384.05 | D | 118,363 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF5 | Jun 16, 2026 | S | 6,841 | $385.09 | D | 111,522 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF6 | Jun 16, 2026 | S | 5,826 | $386.18 | D | 105,696 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF7 | Jun 16, 2026 | S | 7,017 | $387.05 | D | 98,679 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF8 | Jun 16, 2026 | S | 4,307 | $388.09 | D | 94,372 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF9 | Jun 16, 2026 | S | 3,155 | $389.06 | D | 91,217 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF10 | Jun 16, 2026 | S | 3,872 | $390.13 | D | 87,345 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF11 | Jun 16, 2026 | S | 1,793 | $391.17 | D | 85,552 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF12 | Jun 16, 2026 | S | 2,418 | $392.24 | D | 83,134 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF13 | Jun 16, 2026 | S | 1,595 | $393.06 | D | 81,539 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF14 | Jun 16, 2026 | S | 868 | $394.05 | D | 80,671 | I | By Mionis 2026 GRAT Number Three |
| Common SharesF15 | Jun 16, 2026 | S | 1,511 | $394.95 | D | 79,160 | I | By Mionis 2026 GRAT Number Three |
| Common Shares | Jun 16, 2026 | S | 600 | $395.86 | D | 78,560 | I | By Mionis 2026 GRAT Number Three |
| Common Shares | holding | — | — | — | 453,697 | D | ||
| Common Shares | holding | — | — | — | 210,445 | I | By Mionis 2026 GRAT Number One | |
| Common Shares | holding | — | — | — | 145,565 | I | By Mionis 2026 GRAT Number Two |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on March 11, 2026.
- F10The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $389.63-$390.545, 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.
- F11The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $390.62-$391.585, 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.
- F12The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $391.62-$392.56, 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.
- F13The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $392.69-$393.57, 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.
- F14The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $393.66-$394.5675 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.
- F15The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $394.65-$395.50 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.
- F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $381.61-$382.60, 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.
- F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $382.62-$383.59 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.
- F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $383.61-$384.60, 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.
- F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $384.64-$385.59, 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.
- F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $385.61-$386.60, 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.
- F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $386.61-$387.58, 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.
- F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $387.61-$388.56, 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.
- F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $388.62-$389.59, 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.