Transaction · 0001444157-26-000026

Rothenstein David M

Rothenstein David M, EVP, CSO, reported a transaction classified as withholding at CIENA CORP involving 811.000000 shares for an estimated $282876.80. Reported holdings after the transaction were 176037.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FEVP, CSO
CIENCIENA CORP
Trade date
Sep 20, 2026
Filing date
Sep 22, 2026
View on SEC Insider profile
Estimated value-$282kShares × reported price
Shares traded811$348.80 per share
Holdings after176kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

CIEN price since this filing

Daily closing prices, with the filing date and available return windows
CIEN · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +7.4%1w ago -5.2%1d ago -5.4%
Returns since7d -3.7%30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001444157-26-000026
Common Stock
Transaction date
Sep 20, 2026
Filed Sep 22, 2026, 07:09 PM · 2d delay
Shares
811 sh
$348.80 per share
Estimated value
-$282k
Computed from shares × price
Holdings after
176,037 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
Filing-only score

-12 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
  • tax_withholding-22 points

    transaction_code = F

    Tax withholding on vesting shares is mechanical.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

EVP & Chief Strategy Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. 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 12/13/2022. Acquisition of the RSU was previou…

  2. F2

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

  3. F3

    Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/12/2023. Acquisition of the RSU was previou…

  4. F4

    Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/17/2024. Acquisition of the RSU was previou…

  5. F5

    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 previou…

Original filing · 0001444157-26-000026
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