Ciena insider sells 550 shares under Rule 10b5-1 trading plan

Ciena Corporation reported an insider stock transaction by SVP Global Products & Supply Brodie Gage.

Rhea-AI Filing Summary

Ciena Corporation reported an insider stock transaction by SVP Global Products & Supply Brodie Gage. On 12/15/2025, Gage sold 550 shares of Ciena common stock at $220.84 per share in a transaction coded "S".

The sale was effected under a Rule 10b5-1 trading plan dated 07/01/2025. After this trade, Gage beneficially owns 39,992 Ciena shares in direct ownership, and this figure includes unvested Restricted Stock Units and Performance Stock Units.

Insider Trade Summary

Net Seller: 550 shares

Net Sell 1 txn

Insider Gage Brodie

Role SVP Global Products & Supply

Sold 550 shs ($121K)

Type	Security	Shares	Price	Value
Sale	Common Stock	550	$220.84	$121K

Holdings After Transaction: Common Stock — 39,992 shares (Direct)

Footnotes (2)

1. F1. Sales were affected pursuant to Rule 10b5-1 trading plan dated 07/01/2025.
2. F2. Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).

FAQ

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

What insider transaction did Ciena (CIEN) report in this Form 4?

On 12/15/2025, SVP Global Products & Supply Brodie Gage sold 550 shares of Ciena common stock at $220.84 per share in a transaction coded "S".

Who is Brodie Gage in relation to Ciena (CIEN)?

Brodie Gage is an officer of Ciena, serving as SVP Global Products & Supply, and is the reporting person for this insider stock transaction.

How many Ciena (CIEN) shares does Brodie Gage now beneficially own?

Following the 12/15/2025 sale, Brodie Gage beneficially owns 39,992 Ciena shares in direct ownership.

Was the Ciena (CIEN) insider sale made under a Rule 10b5-1 trading plan?

Yes. The report explains that the sales were effected pursuant to a Rule 10b5-1 trading plan dated 07/01/2025.

Do Brodie Gages reported Ciena (CIEN) holdings include RSUs and PSUs?

Yes. The 39,992 shares reported as beneficially owned include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).

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

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Accepted by SEC EDGAR 12/16/2025 - 02:26 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Gage Brodie

(Last) (First) (Middle)

C/O CIENA CORPORATION

7035 RIDGE RD.

(Street)

HANOVER MD 21076-1426

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CIENA CORP [ CIEN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Global Products & Supply

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/15/2025		S		550(1)	D	$220.84	39,992(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Sales were affected pursuant to Rule 10b5-1 trading plan dated 07/01/2025.

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

	By: Michelle Rankin For: Brodie Gage	12/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.