Enphase Energy (ENPH) CAO receives 10,560 RSUs in equity grant

Rhea-AI Filing Summary

Enphase Energy, Inc. reported that VP and Chief Accounting Officer Mary Erginsoy received an award of 10,560 restricted stock units (RSUs) of common stock on January 29, 2026 under the company’s 2021 Equity Incentive Plan at a grant price of $0 per share.

The RSUs vest in three equal installments on March 1, 2027, March 1, 2028, and March 1, 2029, subject to her continuous service. Following this grant, she beneficially owns 39,179 shares directly and 9,669 shares indirectly through the Erginsoy Family Trust, where she serves as trustee.

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^*

Erginsoy Mary

(Last) (First) (Middle)

47281 BAYSIDE PARKWAY

(Street)

FREMONT CA 94538

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Enphase Energy, Inc. [ ENPH ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/29/2026

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(1)	01/29/2026		A		10,560(2)	A	$0	39,179	D
Common Stock								9,669	I	By Trust(3)

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

Explanation of Responses:

1. Restricted Stock Units ("RSUs") issued pursuant to the Issuer's 2021 Equity Incentive Plan.

2. The RSUs vest as follows: 1/3rd on March 1, 2027, 1/3rd on March 1, 2028, and 1/3 on March 1, 2029, subject to Ms. Erginsoy's continuous service through each applicable vesting date.

3. Shares are held in the Erginsoy Family Trust, in which the Reporting Person is a trustee.

Remarks:

	Lisan Hung, Attorney-in-Fact for Mary Erginsoy	01/30/2026
	** 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.
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FAQ

What insider transaction did Enphase Energy (ENPH) report for Mary Erginsoy?

Enphase Energy reported that VP and Chief Accounting Officer Mary Erginsoy received 10,560 RSUs of common stock. The grant occurred on January 29, 2026, at a price of $0 per share under the company’s 2021 Equity Incentive Plan as part of her equity compensation.

How do the 10,560 RSUs granted to Enphase’s CAO vest over time?

The 10,560 RSUs vest in three equal installments over three years. One-third vests on March 1, 2027, another third on March 1, 2028, and the final third on March 1, 2029, conditioned on Ms. Erginsoy’s continuous service through each vesting date.

How many Enphase Energy shares does Mary Erginsoy own after this Form 4 transaction?

After the reported grant, Mary Erginsoy beneficially owns 39,179 shares directly of Enphase Energy common stock. In addition, she has indirect beneficial ownership of 9,669 shares held by the Erginsoy Family Trust, in which she serves as a trustee.

What is the role of the Erginsoy Family Trust in Enphase Energy (ENPH) share ownership?

The Erginsoy Family Trust holds 9,669 shares of Enphase Energy common stock. These shares are reported as indirectly owned by Mary Erginsoy because she is a trustee of the trust, giving her beneficial ownership of those trust-held shares for reporting purposes.

Under which plan were the 10,560 Enphase Energy RSUs granted to the CAO?

The 10,560 RSUs were granted under Enphase Energy’s 2021 Equity Incentive Plan. The filing specifies that these restricted stock units are issued pursuant to that plan, which governs the company’s stock-based compensation awards to eligible employees and officers.