Harmonic CFO granted 133,268 RSUs

Jankovic Walter reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Jankovic Walter reported acquisition or exercise transactions in this Form 4 filing.

Harmonic Inc.'s Chief Financial Officer Walter Jankovic received a grant of 133,268 restricted stock units (RSUs) tied to the company’s common stock. Each RSU represents a contingent right to receive one share of HLIT common stock at vesting.

According to the award terms, one-third of the RSUs is scheduled to vest on February 15, 2027. Approximately 8.33% of the remaining RSUs will then vest every three months, so the grant becomes fully vested on the third anniversary of the vesting commencement date. Following this grant, Jankovic holds 133,268 RSUs directly.

Insider Trade Summary

Grant/Award: 133,268 shares

Grant/Award 1 txn

Insider Jankovic Walter

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	133,268	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 133,268 contracts (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.
2. F2. One third (33.33%) of the Shares subject to the Restricted Stock Units are scheduled to vest on 2/15/2027, and approximately 8.33% of the remaining Restricted Stock Units will vest each three months thereafter, so as to be 100% vested on the third anniversary of the RSU Vesting Commencement Date.

FAQ

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

What insider transaction did Harmonic (HLIT) report for its CFO?

Harmonic reported that Chief Financial Officer Walter Jankovic received 133,268 restricted stock units. These RSUs are a stock-based compensation award, giving him the right to receive an equal number of Harmonic common shares if and when the units vest over time.

How many RSUs did Harmonic (HLIT) grant to its CFO Walter Jankovic?

Walter Jankovic was granted 133,268 restricted stock units. Each unit represents a potential share of Harmonic common stock, subject to vesting conditions. The grant reflects equity-based compensation intended to align the CFO’s interests with long-term company performance and shareholder value.

What is the vesting schedule for the CFO’s 133,268 RSUs at Harmonic (HLIT)?

One-third of the RSUs is scheduled to vest on February 15, 2027. Roughly 8.33% of the remaining units then vest every three months, so the entire 133,268-unit grant is expected to be fully vested on the third anniversary of the RSU vesting commencement date.

What does each restricted stock unit granted by Harmonic (HLIT) represent?

Each restricted stock unit represents a contingent right to receive one share of Harmonic common stock. The CFO only receives actual shares as the RSUs vest according to the stated schedule, making the award dependent on continued service and any applicable vesting conditions.

How many RSUs does the Harmonic (HLIT) CFO hold after this Form 4 transaction?

After this transaction, Chief Financial Officer Walter Jankovic holds 133,268 restricted stock units directly. This total reflects the newly granted award reported in the Form 4 and represents his current RSU position as shown in the filing’s post-transaction holdings column.

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

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Accepted by SEC EDGAR 03/18/2026 - 09:55 PM Learn about SEC filing dates

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 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)
	Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

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)
			Code	V	Amount	(A) or (D)	Price

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	03/16/2026		A		133,268		02/15/2027(2)	02/15/2029	Common Stock	133,268	$0	133,268	D

Explanation of Responses:

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

2. One third (33.33%) of the Shares subject to the Restricted Stock Units are scheduled to vest on 2/15/2027, and approximately 8.33% of the remaining Restricted Stock Units will vest each three months thereafter, so as to be 100% vested on the third anniversary of the RSU Vesting Commencement Date.

	/s/ Wendi Ninh, Attorney-in-Fact	03/18/2026
	** 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)