4Filing Date: Aug 18, 2026
Ciena
Statement of Changes in Beneficial Ownership
View SEC Filing
ACC: 0001444157-26-000022
Total Value$1.10M
Trades1
Insiders1
Transaction Details
Rothenstein David M
SVP and Chief Strategy Officer·Direct
Sell · Dispose
Common Stock
Shares-2.50K
Price$438.10
Total Value$1.10M
Shares Owned After180.23K
Transaction DateAug 14, 2026
10b5-1
Footnotes ▸
Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/10/2025. | Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
Post-Transaction Holdings
Rothenstein David M · SVP and Chief Strategy Officer
| Security | Shares | Change |
|---|---|---|
| Common Stock | 180.23K | -2.50K (-1.37%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-08-14
10b5-1 Pre-arranged Plan: Yes
--- Issuer ---
Name: CIENA CORP (CIEN)
CIK: 0000936395
--- Reporting Owner ---
Name: Rothenstein David M
CIK: 0001444157
Role: Officer (SVP and Chief Strategy Officer)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-08-14 | Code: S (Open market sale)
Shares: -2,500 | Price: $438.10
Total Value: $1,095,250.00
Shares Owned After: 180,231 | Ownership: D (Direct)
Footnotes:
[F1] Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/10/2025.
[F2] Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
--- Footnotes (Complete Index) ---
F1: Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/10/2025.
F2: Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
--- Signature ---
/s/ By: Michelle Rankin For: DAVID ROTHENSTEIN (2026-08-17)