Form 144: Proposed resale and a 5,000-share sale reported

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice reporting proposed sales of restricted common stock related to CIEN and a recent sale.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice reporting proposed sales of restricted common stock related to CIEN and a recent sale. The filing lists proposed restricted-share lots dated 03/20/2025 (907 shares) and 06/20/2025 (293 shares), and shows a sale of 5,000 shares on 03/24/2026 for $2,025,000.00.

Insights

Securities Counsel

Form 144 records proposed resale of restricted common stock and a recent disposition.

The filing lists two restricted-share lots dated 03/20/2025 (907 shares) and 06/20/2025 (293 shares), indicating the securities are subject to resale notice requirements. It also records an executed sale of 5,000 shares on 03/24/2026 for $2,025,000.00.

Timing and method specifics for the proposed resale are not detailed in the excerpt; subsequent filings or broker confirmations would show execution details and cash‑flow recipients.

Key Figures

Sale reported: 5,000 shares Proceeds reported: $2,025,000.00 Restricted lot A: 907 shares +2 more

5 metrics

Sale reported 5,000 shares sold on <date>03/24/2026</date>

Proceeds reported <money>$2,025,000.00</money> associated with 5,000-share sale on <date>03/24/2026</date>

Restricted lot A 907 shares restricted stock dated <date>03/20/2025</date>

Restricted lot B 293 shares restricted stock dated <date>06/20/2025</date>

Shares outstanding (header) 141,398,427 shares as of <date>04/15/2026</date>

Key Terms

Form 144, Restricted Stock, Filer, Proceeds

4 terms

Form 144 regulatory

"submitted a Form 144 notice reporting proposed sales"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock financial

"Restricted Stock | ISSUER | 907 | 03/20/2025"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Filer regulatory

"Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

Proceeds financial

"5000 | 2025000.00"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the CIEN Form 144 filed by Morgan Stanley Smith Barney LLC show?

It shows proposed sales of restricted common stock and a prior sale. The filing lists restricted lots of 907 and 293 shares and reports a sale of 5,000 shares on 03/24/2026 for $2,025,000.00.

How many shares were reported sold in the past three months on this Form 144?

The filing reports a sale of 5,000 shares on 03/24/2026. The line shows an associated value of $2,025,000.00, consistent with the reported transaction record in the excerpt.

Which restricted-share lots are listed on the Form 144 for CIEN?

The notice lists restricted common-stock lots dated 03/20/2025 totaling 907 shares and 06/20/2025 totaling 293 shares. These appear as the specific restricted lots referenced in the excerpt.

Who is the reporting broker or filer on this Form 144 for CIEN?

The filer is listed as Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, 8th Floor, New York, NY. That entity appears as the broker/filer in the provided excerpt.

Does the Form 144 excerpt indicate how resale proceeds will be used?

No. The excerpt records the sale amount of $2,025,000.00 and proposed restricted lots but does not state any use of proceeds or which party receives the cash in the provided text.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/15/2026 - 04:07 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001998826
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	CIENA CORPORATION
SEC File Number	001-36250
Address of Issuer	7035 RIDGE ROAD HANOVER MARYLAND 21076
Phone	(410) 694-5700
Name of Person for Whose Account the Securities are To Be Sold	BRODIE GAGE
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	1200	566148.00	141398427	04/15/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/20/2025	Restricted Stock	ISSUER			907	03/20/2025	Not Applicable
Common	06/20/2025	Restricted Stock	ISSUER			293	06/20/2025	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
BRODIE GAGE 7035 RIDGE ROAD HANOVER MD 21076	Common	03/24/2026	5000	2025000.00

144: Remarks and Signature

Remarks
Date of Notice	04/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/23/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Brodie Alexander Cage
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)