[Form 4] HARMONIC INC. Insider Trading Activity

Rhea-AI Filing Summary

Harmonic Inc. President and CEO Nimrod Ben-Natan, who also serves as a director, reported exercising restricted stock units into common shares. On February 15, 2026, he converted awards covering 90,413 shares of common stock at an exercise price of $0 per share, increasing his direct ownership to 635,493 common shares.

The filing shows related derivative transactions where restricted stock units for 5,804, 6,726, and 77,883 shares of common stock, each at $0, were exercised as they approached or reached their stated exercisable and expiration dates. Each restricted stock unit represents a right to receive one share of Harmonic common stock.

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^*

Ben-Natan Nimrod

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/15/2026

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	02/15/2026		M		90,413	A	$0	635,493	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	02/15/2026		M			5,804	02/15/2024	02/15/2026	Common Stock	5,804	$0	0	D
Restricted Stock Units(1)	$0	02/15/2026		M			6,726	02/15/2025	02/15/2027	Common Stock	6,726	$0	26,904	D
Restricted Stock Units(1)	$0	02/15/2026		M			77,883	02/15/2026	02/15/2028	Common Stock	77,883	$0	155,762	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	02/17/2026
	** 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.

FAQ

What insider transaction did Harmonic (HLIT) report for Nimrod Ben-Natan?

Harmonic (HLIT) reported that President and CEO Nimrod Ben-Natan exercised restricted stock units into common stock. On February 15, 2026 he converted awards into 90,413 common shares at an exercise price of $0 per share, increasing his directly held common stock position.

How many Harmonic (HLIT) shares does Nimrod Ben-Natan own after this Form 4?

After the reported transactions, Nimrod Ben-Natan beneficially owns 635,493 shares of Harmonic common stock directly. This figure reflects his holdings following the February 15, 2026 exercises of restricted stock units into common shares reported in the Form 4 filing.

What types of securities were involved in the Harmonic (HLIT) Form 4 filing?

The Form 4 shows derivative and non-derivative securities. Ben-Natan exercised restricted stock units, a form of derivative security, into Harmonic common stock. Each restricted stock unit represents a contingent right to receive one share of HLIT common stock when it becomes exercisable.

Were any Harmonic (HLIT) shares sold in this Form 4 transaction?

The Form 4 reports exercises of restricted stock units coded as transaction type M, indicating derivative conversion or exercise. The filing shows acquisition of common shares at $0 exercise price, and does not report any open-market sales or dispositions of Harmonic common stock.

What were the key restricted stock unit amounts in the Harmonic (HLIT) filing?

The filing lists restricted stock unit exercises covering 5,804, 6,726, and 77,883 underlying shares of Harmonic common stock. Each series carried an exercise price of $0 per unit and was tied to specific exercisable and expiration dates noted in the derivative securities table.

What does transaction code M mean in the Harmonic (HLIT) Form 4?

In this Form 4, transaction code M identifies an exercise or conversion of a derivative security. For Harmonic, it reflects Nimrod Ben-Natan converting restricted stock units into common stock, rather than buying or selling shares on the open market, at a stated exercise price of $0.