Graff Marc D. 4
4 · CIENA CORP · Filed Mar 24, 2026
Research Summary
AI-generated summary of this filing
CIENA CFO Marc Graff Sells 199 Shares (Tax Withholding)
What Happened
- Marc D. Graff, Chief Financial Officer of CIENA Corp (CIEN), had 199 shares withheld on March 20, 2026 to cover tax liabilities related to a restricted stock unit (RSU) award. The shares were valued at $383.89 each, totaling approximately $76,394. This was a tax-withholding disposition (transaction code F), not an open-market sale.
Key Details
- Transaction date and price: 3/20/2026 at $383.89 per share (199 shares; $76,394 total).
- Filing date: Form 4 filed 3/24/2026 reporting the 3/20/2026 transaction; filing appears timely.
- Shares owned after transaction: Not stated in the provided summary of the filing.
- Footnotes of note:
- F1: Shares were withheld to cover tax liabilities for an RSU award dated 12/16/2025; the RSU acquisition was previously reported on a Form 4 filed 12/18/2025.
- F2: The shares reported include unvested RSUs.
Context
- This disposition is a routine tax-withholding event tied to RSU vesting and should not be interpreted the same way as an open-market sale or purchase. It reflects withholding to satisfy tax obligations rather than a directional trade signal.
Insider Transaction Report
Form 4
CIENA CORPCIEN
Graff Marc D.
SVP & Chief Financial Officer
Transactions
- Tax Payment
Common Stock
[F1][F2]2026-03-20$383.89/sh−199$76,394→ 127,406 total
Footnotes (2)
- [F1]Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/16/2025. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/18/2025.
- [F2]Shares reported include unvested RSUs.
Signature
By: Michelle Rankin For: Marc D Graff|2026-03-24