Ciena (NYSE: CIEN) SVP Brodie Gage sells 5,000 shares via 10b5-1 plan

Rhea-AI Filing Summary

Ciena Corp's SVP Global Products & Supply, Brodie Gage, sold 5,000 shares of Common Stock in an open-market transaction. The shares were sold at an average price of $405 per share. After this sale, Gage directly holds 46,341 shares, which the disclosure notes include unvested RSUs and PSUs.

The sale was effected under a pre-arranged Rule 10b5-1 trading plan dated 07/01/2025, indicating it was scheduled in advance rather than being a discretionary trade based on short-term market conditions.

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 MARYLAND 21076-1426

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/24/2026

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

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

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

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	03/24/2026		S		5,000(1)	D	$405	46,341(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	03/25/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did CIENA CORP (CIEN) report for Brodie Gage?

CIENA CORP reported that SVP Global Products & Supply Brodie Gage sold 5,000 shares of common stock. The transaction was an open-market sale under a Rule 10b5-1 trading plan, providing pre-arranged, scheduled execution rather than a discretionary market-timed sale.

At what price did Brodie Gage sell CIEN shares in this Form 4 filing?

Brodie Gage sold 5,000 CIEN common shares at an average price of $405 per share. This open-market transaction was reported as part of a pre-established Rule 10b5-1 trading plan, indicating the trades were scheduled ahead of time rather than initiated spontaneously.

How many CIEN shares does Brodie Gage hold after the reported sale?

Following the 5,000-share sale, Brodie Gage holds 46,341 CIEN common shares directly. The disclosure specifies that this figure includes unvested Restricted Stock Units and Performance Stock Units, reflecting both currently owned and certain unvested equity awards in the reported total.

Was the CIEN insider sale by Brodie Gage under a Rule 10b5-1 plan?

Yes. The filing states that the sales were effected under a Rule 10b5-1 trading plan dated 07/01/2025. Such plans pre-schedule trades, helping separate routine portfolio or liquidity management from short-term decisions based on current market conditions or nonpublic information.

What role does Brodie Gage hold at CIENA CORP related to this Form 4?

Brodie Gage is identified as an officer of CIENA CORP, serving as Senior Vice President, Global Products & Supply. The reported Form 4 transaction therefore reflects activity by a senior executive with operational responsibilities across the company’s products and supply functions.