Ciena (CIEN)Officer sold ~$2.74M

~$2.74M

Approx. value · 12K sh @ $229.82

49K

Holds after · shares reported

Traded

Jan 12, 2026

Filed

Jan 14, 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. Oct 1, 2025InsiderOfficer sold ~$285K of CIEN shares in the open market
2. Oct 15, 2025CongressDisclosed sale of CIEN — reported range $1,001 - $15,000
3. Oct 30, 2025Congress · 1 personMembers of Congress: 1 purchase, 1 sale
4. Oct 31, 2025CongressDisclosed sale of CIEN — reported range $1,001 - $15,000
5. Nov 17, 2025Insider · 3 peopleInsiders: 4 sales (~$974K)
6. Nov 30, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“Effective November 30, 2025, as part of Ciena Corporation’s (“Ciena’s”) standard three-year review and renewal of its previously disclosed change in control severance agreements, Ciena entered into change in control severance agreements (the “Change in Control Severance Agreements”) in a revised form with each of its executive officers, including among others: Gary B. Smith, President and Chief Executive Officer;…”
7. Dec 3, 2025InsiderCEO sold ~$1.31M of CIEN shares in the open market
8. Dec 4, 20255% stakeBlackRock, Inc. reported a passive stake (13G) of 10.3%
9. Dec 11, 2025Company filing · Form 8-K · ResultsReported its results
10. Dec 15, 2025Insider · 3 peopleInsiders: 3 sales (~$2.6M)
11. Dec 22, 2025InsiderCEO sold ~$1.59M of CIEN shares in the open market
12. Jan 2, 2026InsiderOfficer sold ~$421K of CIEN shares in the open market
13. Jan 5, 2026Insider · Their largest sale since 2006CEO sold ~$19.2M of CIEN shares in the open market
14. Jan 9, 2026InsiderOfficer sold ~$548K of CIEN shares in the open market
15. Jan 12, 2026 · this disclosureInsider · Their largest sale since 2023Officer sold ~$2.74M of CIEN shares in the open market

What came next

1. Jan 12, 2026Insider · Their largest sale since 2010Director sold ~$2.64M of CIEN shares in the open market
2. Jan 15, 2026Insider · 4 peopleInsiders: 5 sales (~$7.4M)
3. Jan 21, 20265% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 7.7%
4. Feb 2, 2026InsiderCEO sold ~$784K of CIEN shares in the open market
5. Feb 17, 2026Insider · 2 peopleInsiders: 2 sales (~$1.6M)
6. Mar 2, 2026InsiderCEO sold ~$1.05M of CIEN shares in the open market
7. Mar 5, 2026Company filing · Form 8-K · ResultsReported its results
8. Mar 16, 2026Insider · 2 peopleInsiders: 2 sales (~$1.9M)
9. Mar 24, 2026Insider · Their largest sale since 2024Officer sold ~$2.02M of CIEN shares in the open market
10. Mar 26, 20265% stakeThe Vanguard Group reported a passive stake (13G)
11. Mar 27, 2026InsiderOfficer sold ~$700K of CIEN shares in the open market
12. Apr 1, 2026Insider · 3 peopleInsiders: 17 sales (~$11.1M)
13. Apr 15, 2026Insider · 4 peopleInsiders: 5 sales (~$4.4M)
14. Apr 24, 20265% stakeBlackRock, Inc. reported a passive stake (13G) of 8.0%
15. Apr 29, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 5.2%
16. Apr 29, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.5%
17. May 1, 2026InsiderCEO sold ~$1.59M of CIEN shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

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.

Other recent filings by Joseph Cumello, SVP, General Mgr. Blue Planet

• SEC Form 4 at Ciena (CIEN)Sep 30, 2026
• SEC Form 4 at Ciena (CIEN)Jun 30, 2026
• SEC Form 4 at Ciena (CIEN)Apr 1, 2026
• SEC Form 4 at Ciena (CIEN)Sep 29, 2025
• SEC Form 4 at Ciena (CIEN)Jul 1, 2025

The full history of Joseph Cumello, SVP, General Mgr. Blue Planet is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• 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 144Oct 1, 2026

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