Brodie Gage - 17 Aug 2026 Form 4 Insider Report for CIENA CORP (CIEN)

Reporting relationship: SVP Global Products & Supply
Issuer ticker: CIEN
Reported as of: 17 Aug 2026
Net transaction value: -$527,088
SEC form: 4
Accepted by SEC: 18 Aug 2026, 15:54:28 UTC
Prior SEC filing: 17 Jul 2026
Source filing: View source filing
Reporting owner signature: By: Michelle Rankin For: BRODIE GAGE

Key filing fact

Brodie Gage filed Form 4 for CIENA CORP (CIEN) on 18 Aug 2026.

Key facts

This page summarizes Brodie Gage's Form 4 filing for CIENA CORP (CIEN).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 18 Aug 2026, 15:54.

Change

Previous filing in this sequence was filed on 17 Jul 2026.
Current net transaction value: -$527,088.

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 0001998826 Primary reporting owner

Gage Brodie

Relationship: SVP Global Products & Supply
Address: C/O CIENA CORPORATION, 8150 MAPLE LAWN BOULEVARD, SUITE 300, FULTON
Signature: By: Michelle Rankin For: BRODIE GAGE
Signature date: 18 Aug 2026

Reported non-derivative transactions

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

CIEN transaction

Common Stock

Sale

Transaction value: $527,088
Shares: -1,200
Change %: -3%
Price: $439.24
Shares after: 38,407
Date: 17 Aug 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

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 2 footnotes

Footnote F1

Sales were affected pursuant to Rule 10b5-1 trading plan dated 07/01/2025 MODIFIED 12/23/2025.

Footnote F2

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