Ciena (CIEN)SVP Global R&D sold ~$176K

~$176K

Approx. value · 391 sh @ $449.15

40K

Holds after · shares reported

Traded

Jul 15, 2026

Filed

Jul 17, 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. Mar 27, 2026CongressDisclosed purchase of CIEN — reported range $1,001 - $15,000
2. Mar 30, 2026CongressDisclosed purchase of CIEN — reported range $1,001 - $15,000
3. May 14, 2026CongressDisclosed purchase of CIEN — reported range $1,001 - $15,000
4. May 15, 2026Insider · 3 peopleInsiders: 3 sales (~$3.7M)
5. May 29, 2026CongressDisclosed purchase of CIEN — reported range $1,001 - $15,000
6. Jun 1, 2026InsiderCEO sold ~$1.67M of CIEN shares in the open market
7. Jun 4, 2026Company filing · Form 8-K · ResultsReported its results
8. Jun 8, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations (and 2 more items)
9. Jun 15, 2026Insider · 3 peopleInsiders: 3 sales (~$3.1M)
10. Jun 24, 2026InsiderCFO sold ~$57K of CIEN shares in the open market
11. Jun 26, 2026InsiderOfficer sold ~$740K of CIEN shares in the open market
12. Jul 1, 2026Insider · 4 peopleInsiders: 4 sales (~$3.6M)
13. Jul 15, 2026 · this disclosureInsiderOfficer sold ~$176K of CIEN shares in the open market

What came next

1. Jul 15, 2026Insider · 4 peopleInsiders: 4 sales (~$3.0M)
2. Aug 3, 2026InsiderCEO sold ~$1.12M of CIEN shares in the open market
3. Aug 6, 20265% stakeFMR LLC reported a passive stake (13G) of 13.5%
4. Aug 14, 2026Insider · 2 peopleInsiders: 2 sales (~$3.2M)
5. Aug 17, 2026Insider · 2 peopleInsiders: 2 sales (~$1.8M)
6. Sep 1, 2026InsiderCEO sold ~$1.07M of CIEN shares in the open market
7. Sep 3, 2026Company filing · Form 8-K · ResultsReported its results
8. Sep 3, 20265% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 3.9%
9. Sep 15, 2026Insider · 4 peopleInsiders: 4 sales (~$2.3M)
10. Sep 16, 2026InsiderOfficer sold ~$87K of CIEN shares in the open market
11. Sep 23, 2026InsiderDirector sold ~$1.34M of CIEN shares in the open market
12. Sep 24, 2026InsiderDirector sold ~$1.02M of CIEN shares in the open market
13. Sep 25, 2026InsiderOfficer sold ~$569K of CIEN shares in the open market
14. Oct 1, 2026Insider · 3 peopleInsiders: 3 sales (~$1.7M)

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 Dino Diperna, SVP Global R&D

• SEC Form 4 at Ciena (CIEN)Sep 18, 2026
• SEC Form 4 at Ciena (CIEN)Sep 18, 2026
• SEC Form 4 at Ciena (CIEN)Jul 17, 2026
• SEC Form 4 at Ciena (CIEN)Apr 16, 2026
• SEC Form 4 at Ciena (CIEN)Apr 16, 2026

The full history of Dino Diperna, SVP Global R&D 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.