Transaction · 0002080157-26-000015

Graff Marc D.

Graff Marc D., EVP, CFO, reported an open-market or private sale at CIENA CORP involving 97.000000 shares for an estimated $34453.43. Reported holdings after the transaction were 107136.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SEVP, CFO
CIENCIENA CORP
Filing timeOct 06
Trade dateOct 01, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded0.09%Shares sold ÷ (holdings after + shares sold). Estimated position before: 107,233 shares.

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.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$443.65
Pre-filing
1mo ago -18.8%1w ago -19.2%1d ago -20.7%
Returns since
7d30d90d180d1y

CIEN price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
CIEN since 2026-10-06Filed 2 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0002080157-26-000015
Common Stock
Transaction date
Oct 01, 2026
Filed Oct 06, 2026, 11:55 PM · 5d delay
Shares
97 sh
$355.19 per share
Estimated value
-$34.4k
Computed from shares × price
Holdings after
107k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership 10b5-1 Detected
-4score
Filing-only score

-4

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

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

EVP & Chief Financial Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Sales were affected pursuant to Rule 10b5-1 trading plan dated 03/25/2026.

  2. F2

    Shares reported include unvested Restricted Stock Units (RSUs)

Original filing · 0002080157-26-000015
Related transactions

0 other filings

Same reporting owner
Recent company activity

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CIEN