Gary B. Smith - 15 Jul 2026 Form 4 Insider Report for CIENA CORP (CIEN)

Reporting relationship: President, CEO, Director
Issuer ticker: CIEN
Reported as of: 15 Jul 2026
Net transaction value: -$1,243,098
SEC form: 4
Accepted by SEC: 17 Jul 2026, 14:13:08 UTC
Prior SEC filing: 10 Jul 2026
Source filing: View source filing
Reporting owner signature: By: Michelle Rankin For: Gary B Smith

Key filing fact

Gary B. Smith filed Form 4 for CIENA CORP (CIEN) on 17 Jul 2026.

Key facts

This page summarizes Gary B. Smith's Form 4 filing for CIENA CORP (CIEN).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 17 Jul 2026, 14:13.

Change

Previous filing in this sequence was filed on 10 Jul 2026.
Current net transaction value: -$1,243,098.

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 0001032553 Primary reporting owner

SMITH GARY B

Relationship: President, CEO, Director
Address: C/O CIENA CORPORATION, 7035 RIDGE RD., HANOVER
Signature: By: Michelle Rankin For: Gary B Smith
Signature date: 17 Jul 2026

Reported non-derivative transactions

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

CIEN transaction

Common Stock

Sale

Transaction value: $1,243,098
Shares: -2,952
Change %: -1.2%
Price: $421.10
Shares after: 251,934
Date: 15 Jul 2026
Ownership: Direct
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/04/2025.

Footnote F2

Reflects the weighted average sales price with transactions in a range of sales from $405.1250 to $443.7500. Upon request by the SEC, full information regarding the number of shares sold at each separate sales price will be provided.

Footnote F3

Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).