Harmonic SVP exercises RSUs, withholds shares for tax

HARMONIC INC. senior vice president Neven Haltmayer reported equity compensation activity tied to the completion of the sale of Harmonic’s Video Business to MediaKind on June 16, 2026.

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Form Type

Rhea-AI Filing Summary

HARMONIC INC. senior vice president Neven Haltmayer reported equity compensation activity tied to the completion of the sale of Harmonic’s Video Business to MediaKind on June 16, 2026. The company’s compensation committee approved accelerated vesting of 50% of his outstanding time-based restricted stock units and 50% of his target performance-based restricted stock units.

On the same date, Haltmayer exercised multiple restricted stock unit awards at a conversion price of $0.00 per share into Harmonic common stock and had 23,751 shares disposed of at $14.80 per share to cover tax obligations. Following these transactions, he directly held 161,362 shares of Harmonic common stock.

Insider Trade Summary

33,555 shares exercised/converted

Exercise 5 txns

Insider Haltmayer Neven

Role SVP & GM, Video Business

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	8,777	$0.00	$0.00
Exercise	Restricted Stock Units	5,449	$0.00	$0.00
Exercise	Restricted Stock Units	19,329	$0.00	$0.00
Exercise	Common Stock	44,600	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	23,751	$14.80	$352K

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 161,362 shares (Direct)

Footnotes (2)

F1. In connection with the completion of the sale of the Video Business of Harmonic Inc. (the "Company") to MediaKind on June 16, 2026, the Compensation Committee of the Company's Board of Directors approved the accelerated vesting of 50% of the Reporting Person's outstanding and unvested restricted stock units originally granted on February 16, 2024, September 12, 2024 and February 22, 2025, and 50% of the Reporting Person's target award of performance-based restricted stock units originally awarded on April 29, 2025.
F2. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.

Key Figures

Tax-withholding shares: 23,751 shares Tax-withholding price: $14.80 per share RSU exercises: 33,555 units +2 more

5 metrics

Tax-withholding shares 23,751 shares Common stock disposed at $14.80 per share for tax withholding

Tax-withholding price $14.80 per share Price for 23,751 shares used to satisfy tax obligations

RSU exercises 33,555 units Restricted Stock Units exercised into common stock at $0.00 conversion price

Post-transaction holdings 185,113 shares Common stock directly held after transactions on June 16, 2026

Initial holdings after tax transaction 161,362 shares Common stock directly held following tax-withholding disposition

Key Terms

Restricted Stock Units, performance-based restricted stock units, tax-withholding disposition, Exercise or conversion of derivative security

4 terms

Restricted Stock Units financial

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

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

performance-based restricted stock units financial

"50% of the Reporting Person's target award of performance-based restricted stock units originally awarded on April 29, 2025."

Performance-based restricted stock units are a type of employee equity award that converts into company shares only if predefined financial or operational targets are met over a set period. Think of it like a bonus check that becomes stock only when specific goals are hit; it ties pay to results, aligning managers’ incentives with shareholders. Investors care because these awards affect future share count, executive incentives, and signal how management’s success will be measured and rewarded.

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Exercise or conversion of derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

FAQ

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

What insider transactions did Harmonic (HLIT) SVP Neven Haltmayer report?

Neven Haltmayer reported exercising several restricted stock unit awards into Harmonic common stock, along with a related tax-withholding disposition of 23,751 shares at $14.80 per share. These transactions were recorded on June 16, 2026, in connection with the sale of Harmonic’s Video Business.

How many Harmonic (HLIT) shares did Neven Haltmayer dispose of for tax withholding?

Haltmayer had 23,751 Harmonic common shares disposed of at $14.80 per share to satisfy tax obligations. This tax-withholding transaction, coded as “F,” is not an open-market sale but a mechanism to cover associated tax liabilities on vested equity awards.

What equity awards vested early for Neven Haltmayer at Harmonic (HLIT)?

Harmonic’s compensation committee approved accelerated vesting of 50% of Haltmayer’s outstanding and unvested restricted stock units and 50% of his target performance-based restricted stock units. These awards were originally granted between February 2024 and April 2025 and were linked to his role in the Video Business.

How many Harmonic (HLIT) shares does Neven Haltmayer hold after these Form 4 transactions?

After the reported transactions, Haltmayer directly held 185,113 shares of Harmonic common stock. This total reflects both the newly settled restricted stock units and the shares disposed of for tax withholding, as disclosed in the Form 4 insider filing.

Why were Neven Haltmayer’s Harmonic (HLIT) RSUs accelerated on June 16, 2026?

The accelerated vesting occurred in connection with the completion of the sale of Harmonic’s Video Business to MediaKind on June 16, 2026. The compensation committee approved vesting of 50% of certain outstanding time-based and performance-based restricted stock unit awards at that time.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 06/22/2026 - 09:07 AM

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^*

Haltmayer Neven

(Last)

(First)

(Middle)

2590 ORCHARD PARKWAY

(Street)

SAN JOSE

CALIFORNIA

95131

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/16/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/16/2026		M		44,600⁽¹⁾	A	$0	185,113	D
Common Stock	06/16/2026		F		23,751	D	$14.8	161,362	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units⁽²⁾	$0	06/16/2026		M			8,777	02/15/2025	02/15/2027	Common Stock	8,777	$0	0	D
Restricted Stock Units⁽²⁾	$0	06/16/2026		M			5,449	06/01/2025	06/01/2027	Common Stock	5,449	$0	0	D
Restricted Stock Units⁽²⁾	$0	06/16/2026		M			19,329	02/15/2026	02/15/2028	Common Stock	19,329	$0	0	D

Explanation of Responses:

1. In connection with the completion of the sale of the Video Business of Harmonic Inc. (the "Company") to MediaKind on June 16, 2026, the Compensation Committee of the Company's Board of Directors approved the accelerated vesting of 50% of the Reporting Person's outstanding and unvested restricted stock units originally granted on February 16, 2024, September 12, 2024 and February 22, 2025, and 50% of the Reporting Person's target award of performance-based restricted stock units originally awarded on April 29, 2025.

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

	/s/ Wendi Ninh, Attorney-in-Fact	06/22/2026
	** 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)

Source: View Original Filing on SEC EDGAR