Harmonic CFO reports insider stock and RSU transactions

Harmonic Inc.'s Chief Financial Officer reported insider stock transactions involving common shares and restricted stock units.

Accepted by SEC EDGAR 12/15/2025 - 05:01 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Harmonic Inc.'s Chief Financial Officer reported insider stock transactions involving common shares and restricted stock units.

On 12/11/2025, the officer acquired 1,457 shares of common stock at a price of $0 and disposed of 732 shares at $10.71. Following these trades, the officer beneficially owned 107,472 shares of common stock directly. A related entry in the derivative table shows 1,457 restricted stock units with a $0 exercise price and transaction code M, leaving 8,742 restricted stock units beneficially owned. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.

Insider Trade Summary

1,457 shares exercised/converted

Exercise 3 txns

Insider Jankovic Walter

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	1,457	$0.00	$0.00
Exercise	Common Stock	1,457	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	732	$10.71	$8K

Holdings After Transaction: Restricted Stock Units — 8,742 contracts (Direct); Common Stock — 107,472 shares (Direct)

Footnotes (1)

1. F1. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.

FAQ

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

What insider activity did Harmonic Inc. (HLIT) report in this filing?

The filing shows the Chief Financial Officer reported transactions in Harmonic Inc. common stock and related restricted stock units on 12/11/2025.

How many Harmonic Inc. (HLIT) shares did the CFO acquire and dispose of?

On 12/11/2025, the officer acquired 1,457 shares of common stock at $0 and disposed of 732 shares at a price of $10.71.

What is the CFO's Harmonic Inc. common stock ownership after these trades?

After the reported transactions, the officer beneficially owned 107,472 shares of Harmonic Inc. common stock directly.

What derivative securities were involved in the Harmonic Inc. (HLIT) Form 4?

The filing lists restricted stock units with a $0 exercise price, showing 1,457 units with transaction code M and 8,742 restricted stock units beneficially owned afterward.

What does each restricted stock unit represent for Harmonic Inc. (HLIT)?

Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.

Who is the reporting person in this Harmonic Inc. insider transaction?

The reporting person is an officer of Harmonic Inc., serving as the Chief Financial Officer.

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

Form 4 Insider Transactions: What Each Field Means →

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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).

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^*

Jankovic Walter

(Last) (First) (Middle)

2590 ORCHARD PARKWAY

(Street)

SAN JOSE CA 95131

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HARMONIC INC. [ HLIT ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/11/2025

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	12/11/2025		M		1,457	A	$0	108,204	D
Common Stock	12/11/2025		F		732	D	$10.71	107,472	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
Restricted Stock Units(1)	$0	12/11/2025		M			1,457	06/11/2025	06/11/2027	Common Stock	1,457	$0	8,742	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.

	/s/ Wendi Ninh, Attorney-in-Fact	12/15/2025
	** 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.