Ciena (CIEN)Officer filed to sell ~$746K

~$746K

planned to sell · 2,101 shares, around Oct 1, 2026

Planned for

Oct 1, 2026

Notice filed

Oct 1, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 3, 2026InsiderCEO sold ~$1.12M of CIEN shares in the open market
2. Aug 6, 20265% stakeFMR LLC reported a passive stake (13G) of 13.5%
3. Aug 14, 2026Insider · 2 peopleInsiders: 2 sales (~$3.2M)
4. Aug 17, 2026Insider · 2 peopleInsiders: 2 sales (~$1.8M)
5. Sep 1, 2026InsiderCEO sold ~$1.07M of CIEN shares in the open market
6. Sep 3, 2026Company filing · Form 8-K · ResultsReported its results
7. Sep 3, 20265% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 3.9%
8. Sep 15, 2026Insider · 4 peopleInsiders: 4 sales (~$2.3M)
9. Sep 16, 2026InsiderOfficer sold ~$87K of CIEN shares in the open market
10. Sep 23, 2026InsiderDirector sold ~$1.34M of CIEN shares in the open market
11. Sep 24, 2026InsiderDirector sold ~$1.02M of CIEN shares in the open market
12. Sep 25, 2026InsiderOfficer sold ~$569K of CIEN shares in the open market
13. Oct 1, 2026Insider · 3 peopleInsiders: 3 sales (~$1.7M)

How to read SEC Form 144

Form 144 is a notice that a company insider plans to sell shares. It is filed when the sell order is placed, so it announces a planned sale and does not prove that the sale took place.

Full guide: What is an SEC Form 144?

What else is on file for Ciena

For Ciena, OQRO holds 31 insider filings (SEC Form 4 or Form 144), 2 Congress trade reports and 30 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CIEN page.

How this filing works

• SEC Form 144
• Rule 10b5-1 trading plans

Other disclosures at Ciena

• SEC Form 4Oct 6, 2026
• SEC Form 4Oct 6, 2026
• SEC Form 4Oct 6, 2026
• SEC Form 144Oct 1, 2026
• SEC Form 144Oct 1, 2026
• SEC Form 4Sep 30, 2026

Everything OQRO holds on this company is on its CIEN page.