CLS
CELESTICA INC · Technology · Market cap $37.2B
Insiders sold $136.6M net in the last 90 days ·3 sellers, 0 buyers· 10 of 11 sales under Rule 10b5-1 plans· latest Form 4 filed Aug 14, 2026
Insider Buying
$2.1M
reported purchases (SEC code P)
Insider Selling
$238.3M
reported sales (SEC code S)
Unique Insiders
9
in the rolling window
Latest filing
Aug 14, 2026
MIONIS ROBERT
CELESTICA INC (CLS) has 41 SEC Form 4 filings (237 transaction rows) in the rolling window, disclosed by 9 distinct insiders. Most recent filing: Aug 14, 2026.
Inside the rolling window, 9 insiders at CELESTICA INC reported 1 open-market purchase totaling $2.1M and 22 open-market sales totaling $238.3M. The most active filer is Chief Executive Officer MIONIS ROBERT with 7 filings. Insiders have net sold $136.6M over the trailing 6 months. The most recent open-market filing is a sale of 23,496 shares by Chief Executive Officer MIONIS ROBERT, dated Aug 13, 2026, worth $8.5M.
- Industry:Hardware, Equipment & Parts
- CEO:Robert Andrew Mionis
- Employees:23,803
- HQ:Toronto, ON, CA
- IPO:1998-06-30
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Chief Executive Officer | Sale | 23,496 | $8.5M | Aug 14 | -3.3% | SEC ↗ | |
| Chief Executive Officer | Sale | 51,061 | $18.8M | Aug 7 | +1.9% | SEC ↗ | |
| Chief Executive Officer | Sale | 98,453 | $36.3M | Aug 7 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 16,117 | $6.0M | Aug 7 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 9,543 | $3.5M | Aug 3 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 883 | $324K | Aug 3 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 18,176 | $7.0M | Jun 18 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 55,768 | $21.6M | Jun 18 | — | SEC ↗ | |
MIONIS ROBERTFirst filing | Chief Executive Officer | Sale | 66,056 | $26.4M | Jun 18 | — | SEC ↗ |
Chawla MandeepFirst filing | Chief Financial Officer | Sale | 17,000 | $6.8M | Jun 18 | — | SEC ↗ |
Wilson Michael MaxFirst filing | Director | Sale | 4,168 | $1.4M | May 20 | — | SEC ↗ |
| Chief Legal Officer | Sale | 948 | $271K | Feb 6 | — | SEC ↗ | |
Phillips JasonFirst filing | President | Sale | 20,000 | $6.0M | Feb 6 | — | SEC ↗ |
Phillips JasonFirst filing | President | Sale | 100,000 | $30.9M | Feb 6 | — | SEC ↗ |
| Chief Operations Officer | Sale | 1,145 | $325K | Feb 6 | — | SEC ↗ | |
| President | Sale | 1,065 | $302K | Feb 6 | — | SEC ↗ | |
| President | Sale | 89,484 | $25.7M | Feb 3 | — | SEC ↗ | |
| Chief Human Resources Officer | Sale | 29,950 | $8.6M | Feb 3 | — | SEC ↗ | |
Parker Douglas MichaelFirst filing | Chief Legal Officer | Sale | 2,724 | $782K | Feb 3 | — | SEC ↗ |
| Chief Operations Officer | Sale | 86,229 | $24.8M | Feb 3 | — | SEC ↗ | |
Wong LeilaFirst filing | Chief Human Resources Officer | Sale | 3,160 | $1.0M | Dec 2 | — | SEC ↗ |
Etienvre Yann LFirst filing | Chief Operations Officer | Sale | 9,187 | $3.0M | Dec 2 | — | SEC ↗ |
KOELLNER LAURETTE TFirst filing | Director | Purchase | 6,000 | $2.1M | Oct 30 | — | SEC ↗ |
Earnings: last 7 quarters
Congress trading CLS 4 all-time
- DRep. Cleo FieldsPurchase$15,001 - $50,0002025-11-03
- DRep. Cleo FieldsPurchase$15,001 - $50,0002025-10-31
- DRep. Val HoyleOther$1,001 - $15,0002025-09-23
- RRep. Roger Wayne MarshallPurchase$1,001 - $15,0002019-10-28
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does CLS have?
CELESTICA INC (CLS) has 41 SEC Form 4 filings (237 transaction rows) in the rolling 365-day window, disclosed by 9 distinct insiders. Most recent filing: Aug 14, 2026.
When was the most recent SEC Form 4 filing for CLS?
The most recent Form 4 filing for CLS on Tracefour is dated Aug 14, 2026.
Who is the most active insider at CLS?
The most active SEC Form 4 filer at CLS in the rolling window is Chief Executive Officer MIONIS ROBERT, with 7 filings.
What is the net insider flow at CLS over the last 6 months?
Over the trailing 180 days, insiders at CLS have net sold $136.6M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at CLS in the current window?
Inside the rolling window, insiders at CLS bought $2.1M and sold $238.3M based on SEC Form 4 filings.
Can I get alerts for CLS insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at CELESTICA INC (CLS). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
CELESTICA INC is in the Technology sector.