Ciena executive files initial Form 3 ownership

CIENA CORP executive Grant Hoffman, the company’s SVP and Chief Supply Chain Officer, has filed an initial Form 3 statement of beneficial ownership for CIENA CORP.

Rhea-AI Filing Summary

CIENA CORP executive Grant Hoffman, the company’s SVP and Chief Supply Chain Officer, has filed an initial Form 3 statement of beneficial ownership for CIENA CORP. This filing establishes his status as a reporting insider but, in this excerpt, does not list specific transactions or trades.

Key Terms

Form 3, SVP Chief Supply Chain Officer, ten percent owner

3 terms

Form 3 regulatory

"has filed an initial Form 3 statement of beneficial ownership"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

SVP Chief Supply Chain Officer financial

"Grant Hoffman, the company’s SVP and Chief Supply Chain Officer"

ten percent owner regulatory

"indicates Grant Hoffman is not classified as a ten percent owner"

FAQ

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

What does Grant Hoffman’s Form 3 filing mean for CIENA CORP (CIEN)?

It means Grant Hoffman, CIENA CORP’s SVP and Chief Supply Chain Officer, is now formally classified as an insider. Form 3 is an initial ownership report and does not itself indicate any recent share purchases or sales.

Did Grant Hoffman buy or sell CIENA CORP (CIEN) shares in this Form 3?

No transactions are shown in this Form 3 excerpt for Grant Hoffman. The filing functions as an initial statement of beneficial ownership rather than a report of new insider share purchases, sales, or option exercises.

Who is the insider named in this CIENA CORP (CIEN) Form 3 filing?

The insider is Grant Hoffman, who serves as Senior Vice President and Chief Supply Chain Officer of CIENA CORP. His role makes him a company officer subject to ongoing insider ownership and trading disclosure requirements.

Does this CIENA CORP (CIEN) Form 3 indicate that Grant Hoffman is a 10% owner?

The data indicates Grant Hoffman is not classified as a ten percent owner. He is identified instead as an officer of CIENA CORP, which still requires reporting of his beneficial ownership and future insider transactions.

How is this CIENA CORP (CIEN) Form 3 different from a Form 4?

Form 3 is an initial statement of beneficial ownership when someone becomes an insider at CIENA CORP. Form 4, by contrast, reports specific insider trades or changes in ownership after the initial Form 3 has been filed.

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

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Accepted by SEC EDGAR 06/23/2026 - 02:58 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Hoffman Grant

(Last) (First) (Middle)

C/O CIENA CORPORATION

7035 RIDGE RD.

(Street)

HANOVER MARYLAND 21076-1426

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
06/22/2026

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

3a. Foreign Trading Symbol

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Chief Supply Chain Officer

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	By: Michelle Rankin For: Grant Hoffman	06/23/2026
	** 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 5 (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 3: SEC 1473 (03-26)