Celestica's top three insider shareholders as of September 09, 2026 are Robert Mionis (Chief Executive Officer, 1.01Mn shares), Todd C Cooper (President, 93.37K shares), Mandeep Chawla (Chief Financial Officer, 81.56K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Todd C Cooper | President | 93,370 | 0 | 93,370 | 37.9% | 09 Feb, 2026 |
| 2 | Mandeep Chawla | Chief Financial Officer | 65,444 | 0 | 65,444 | 26.6% | 06 Aug, 2026 |
| 3 | Michael Max Wilson | Director | 24,718 | 0 | 24,718 | 10.0% | 20 May, 2026 |
| 4 | Robert Mionis | Chief Executive Officer | 0 | 23,396 | 23,396 | 9.5% | 14 Aug, 2026 |
| 5 | Leila Wong | Chief Human Resources Officer | 14,404 | 0 | 14,404 | 5.8% | 06 Feb, 2026 |
| 6 | Jason Phillips | President | 12,584 | 0 | 12,584 | 5.1% | 06 Feb, 2026 |
| 7 | Alok K. Agrawal | Chief Strategy Officer | 9,224 | 0 | 9,224 | 3.7% | 05 Feb, 2025 |
| 8 | Theodoros Tzevelekis | Chief Strategy Officer | 2,695 | 0 | 2,695 | 1.1% | 06 Feb, 2026 |
| 9 | Jill Kale | Director | 416 | 0 | 416 | 0.2% | 02 Jul, 2026 |
| 10 | Robert Cascella | Director | 226 | 0 | 226 | 0.1% | 02 Jul, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 5,554 | $360.37 | $2.00Mn | 41,338 | Indirect |
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 4,941 | $361.44 | $1.79Mn | 36,397 | Indirect |
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 3,440 | $362.58 | $1.25Mn | 32,957 | Indirect |
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 5,270 | $363.52 | $1.92Mn | 27,687 | Indirect |
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 4,030 | $364.49 | $1.47Mn | 23,657 | Indirect |
| 13 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 261 | $365.34 | $95.35K | 23,396 | Indirect |
| 11 Aug, 2026 | David Reeder | Director | Acquired A | 133 | $0.00 | $0 | 700 | Direct |
| 11 Aug, 2026 | Robert Mionis | Chief Executive Officer | Acquired A | 1,271 | $0.00 | $0 | 1,271 | Direct |
| 11 Aug, 2026 | Laurette T Koellner | Director | Acquired A | 317 | $0.00 | $0 | 1,127 | Direct |
| 11 Aug, 2026 | Jill Kale | Director | Acquired A | 190 | $0.00 | $0 | 1,000 | Direct |
| 11 Aug, 2026 | Francoise Colpron | Director | Acquired A | 203 | $0.00 | $0 | 1,072 | Direct |
| 11 Aug, 2026 | Christopher W. Colpitts | Director | Acquired A | 190 | $0.00 | $0 | 1,000 | Direct |
| 11 Aug, 2026 | Kulvinder Ahuja | Director | Acquired A | 133 | $0.00 | $0 | 700 | Direct |
| 11 Aug, 2026 | Robert Cascella | Director | Acquired A | 142 | $0.00 | $0 | 761 | Direct |
| 04 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 9,564 | $360.28 | $3.45Mn | 41,277 | Indirect |
| 05 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 1,092 | $361.89 | $395.18K | 96,861 | Indirect |
| 04 Aug, 2026 | Mandeep Chawla | Chief Financial Officer | Disposed S | 1,534 | $360.18 | $552.52K | 80,027 | Direct |
| 04 Aug, 2026 | Mandeep Chawla | Chief Financial Officer | Disposed S | 280 | $361.56 | $101.24K | 79,747 | Direct |
| 04 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 1,331 | $361.52 | $481.18K | 39,946 | Indirect |
| 05 Aug, 2026 | Robert Mionis | Chief Executive Officer | Disposed S | 5,909 | $362.38 | $2.14Mn | 90,952 | Indirect |