[Form 4] Harmonic Inc Insider Trading Activity

Rhea-AI Filing Summary

Harmonic Inc. insider Form 4 reports SVP & GM, Video Business Neven Haltmayer had two transactions on 09/01/2025. 2,724 restricted stock units were deemed acquired at $0 (each RSU converts to one share) and show a post-transaction holding of 174,653 shares. Separately, 1,451 shares were sold at $9.62 per share, resulting in 173,202 shares beneficially owned after the sale. The filing was signed by an attorney-in-fact on 09/03/2025 and includes the RSU-to-share explanation.

Positive

• 2,724 restricted stock units were acquired and convert to common shares, increasing insider alignment with shareholders
• Form 4 includes a clear explanation that each RSU represents one share, improving disclosure clarity

Negative

• Insider sold 1,451 shares at $9.62, reducing beneficial ownership from 174,653 to 173,202
• The sale generates a realized disposition that may be viewed as partial liquidity of insider holdings

Insights

Securities Analyst

TL;DR: Routine insider RSU vesting paired with a small open-market sale; impact is modest given holdings.

The Form 4 records a standard compensation-related issuance of 2,724 RSUs that convert one-for-one into common shares and an associated disposition of 1,451 shares at $9.62. The net effect is a modest increase in total beneficial ownership from the mechanics of RSU vesting offset by a partial sale. There is no indication of unusual trading patterns or related-party transactions beyond normal equity compensation and a sale. For investors, this filing documents management equity movements but does not, by itself, imply material change to corporate control or capital structure.

Corporate Governance Expert

TL;DR: Disclosure is complete for the reported transactions and explains RSU conversion; no governance red flags apparent.

The Form 4 properly discloses the conversion of contingent restricted stock units into common shares and a contemporaneous sale. The filing identifies the reporting person, role (SVP & GM, Video Business), transaction codes, amounts, and prices, and includes a signature by attorney-in-fact. The description clarifies that each RSU equals one share. Documentation meets Section 16 reporting elements; there is no allegation of late filing or omitted required detail in the provided content.

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
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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^*

Haltmayer Neven

(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)
	SVP & GM, Video Business

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2025

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	09/01/2025		M		2,724	A	$0	174,653	D
Common Stock	09/01/2025		F		1,451	D	$9.62	173,202	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	09/01/2025		M			2,724	06/01/2025	06/01/2027	Common Stock	2,724	$0	19,070	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	09/03/2025
	** 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.

FAQ

What transactions did HLIT insider Neven Haltmayer report on Form 4?

The filing shows acquisition of 2,724 restricted stock units (each converting to one share) and a sale of 1,451 shares at $9.62 on 09/01/2025.

How many Harmonic (HLIT) shares does the reporting person own after these transactions?

Following the reported transactions, the filing shows 173,202 shares beneficially owned.

Were the acquired RSUs for HLIT granted at a cost to the reporting person?

The RSUs are reported with a price of $0, indicating typical equity compensation with no purchase price in this transaction.

Who signed the Form 4 for the Harmonic insider filing?

The Form 4 was signed by Wendi Ninh, Attorney-in-Fact on 09/03/2025.

What is the reporting persons role at Harmonic?

The filer is identified as SVP & GM, Video Business and an officer of Harmonic Inc.