Director Stephanie Copeland converts 16,143 RSUs into HLIT common stock

Rhea-AI Filing Summary

Harmonic Inc. director Stephanie Copeland exercised 16,143 restricted stock units into 16,143 shares of common stock at no cost. After this derivative exercise on February 15, 2026, her directly held common stock position increased to 25,052 shares.

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

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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^*

Copeland Stephanie

(Last) (First) (Middle)

2950 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
	Officer (give title below)		Other (specify below)

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		16,143	A	$0	25,052	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			16,143	02/15/2026	02/15/2026	Common Stock	16,143	$0	0	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	02/18/2026
	** 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.

FAQ

What insider transaction did Stephanie Copeland report for HLIT?

Stephanie Copeland reported exercising 16,143 restricted stock units into 16,143 shares of Harmonic Inc. common stock. The transaction occurred on February 15, 2026 and was recorded as a derivative exercise with no cash price per share.

How many Harmonic (HLIT) shares does Stephanie Copeland own after this Form 4?

After the reported transaction, Stephanie Copeland directly owns 25,052 shares of Harmonic Inc. common stock. This reflects the addition of 16,143 shares received from the exercise of restricted stock units on February 15, 2026 at a stated price of $0.00 per share.

What was the size of the restricted stock unit exercise in Harmonic (HLIT)?

The exercise covered 16,143 restricted stock units, each converting into one share of Harmonic Inc. common stock. These units were exercised at a stated price of $0.00 per share, consistent with equity awards that settle in stock rather than through an open-market purchase.

Was Stephanie Copeland’s HLIT transaction a market buy or sell?

The transaction was not a market buy or sell; it was an exercise of derivative securities. Copeland converted 16,143 restricted stock units into 16,143 shares of Harmonic common stock, reported under transaction code “M” for an exercise or conversion of a derivative security.

What type of security did Stephanie Copeland convert into HLIT common stock?

She converted restricted stock units, which are rights to receive shares in the future. Each restricted stock unit represented a contingent right to receive one share of Harmonic Inc. common stock, and all 16,143 units were exercised into the same number of common shares.

How is ownership characterized in Stephanie Copeland’s HLIT Form 4?

The filing characterizes her ownership as direct, indicated by the “D” code for both derivative and non-derivative holdings. Following the exercise of 16,143 restricted stock units into common stock, she directly holds 25,052 Harmonic Inc. shares under this ownership classification.