T. Michael Nevens - 23 Sep 2026 Form 4 Insider Report for CIENA CORP (CIEN)

Reporting relationship
Director
Issuer ticker
CIEN
Reported as of
23 Sep 2026
Net transaction value
-$1,342,092
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
25 Sep 2026, 15:18:05 UTC
Prior SEC filing
14 Sep 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
By: Michelle Rankin For: T. Michael Nevens

Key filing fact

T. Michael Nevens filed Form 4 for CIENA CORP (CIEN) on 25 Sep 2026.

Key facts

  • This page summarizes T. Michael Nevens's Form 4 filing for CIENA CORP (CIEN).
  • 2 reported transactions and 0 derivative rows are listed below.
  • Accepted by SEC: 25 Sep 2026, 15:18.

Change

  • Previous filing in this sequence was filed on 14 Sep 2026.
  • Current net transaction value: -$1,342,092.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001251445 Primary reporting owner

NEVENS THOMAS MICHAEL

Relationship
Director
Address
C/O CIENA CORPORATION, 8150 MAPLE LAWN BOULEVARD, SUITE 300, FULTON
Signature
By: Michelle Rankin For: T. Michael Nevens
Signature date
25 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CIEN transaction

Common Stock

Sale

Transaction value
$1,342,092
Shares
-3,738
Change %
-37%
Price
$359.04
Shares after
6,289
Date
23 Sep 2026
Ownership
Direct
Footnotes
F1
CIEN transaction

Common Stock

Gift

Transaction value
Shares
-2,797
Change %
-44%
Price
Shares after
3,492
Date
24 Sep 2026
Ownership
Direct
Footnotes
F1, F2
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Shares reported include unvested Restricted Stock Units (RSUs).

Footnote F2

These shares were given as a gift for which no consideration was received by the Reporting Person.

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