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Ciena (CIEN)EVP & Chief R&D Officer sold ~$87K

Dino Diperna, EVP & Chief R&D Officer at Ciena, sold ~$87K of Ciena shares.

~$87K
Approx. value · 249 sh @ $350.00
39K
Holds after · shares reported
Traded
Sep 16, 2026
Filed
Sep 18, 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. Aug 3, 2026InsiderCEO sold ~$1.12M of CIEN shares in the open market
  4. Aug 6, 20265% stakeFMR LLC reported a passive stake (13G) of 13.5%
  5. Aug 14, 2026Insider · 2 peopleInsiders: 2 sales (~$3.2M)
  6. Aug 17, 2026Insider · 2 peopleInsiders: 2 sales (~$1.8M)
  7. Sep 1, 2026InsiderCEO sold ~$1.07M of CIEN shares in the open market
  8. Sep 3, 2026Company filing · Form 8-K · ResultsReported its results
  9. Sep 3, 20265% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 3.9%
  10. Sep 15, 2026Insider · 4 peopleInsiders: 4 sales (~$2.3M)
  11. Sep 16, 2026 · this disclosureInsiderOfficer sold ~$87K of CIEN shares in the open market

What came next

  1. Sep 23, 2026InsiderDirector sold ~$1.34M of CIEN shares in the open market
  2. Sep 24, 2026InsiderDirector sold ~$1.02M of CIEN shares in the open market
  3. Sep 25, 2026InsiderOfficer sold ~$569K of CIEN shares in the open market
  4. Oct 1, 2026Insider · 3 peopleInsiders: 3 sales (~$1.7M)
View the official recordSEC Form 4

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, EVP & Chief R&D Officer

The full history of Dino Diperna, EVP & Chief R&D Officer is on the profile page.

How this filing works

Other disclosures at Ciena

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

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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OQRO describes public disclosures and context calculated from them. It does not give personalized advice and does not recommend any transaction. How OQRO treats data