[Form 4] TIGO ENERGY, INC. Insider Trading Activity

Rhea-AI Filing Summary

TIGO Energy insider tax-withholding reduced direct holdings by 51,589 shares. On 09/16/2025, reporting person Alon Zvi reported a disposition of 51,589 shares of Common Stock at $1.65 per share, withheld by the issuer to satisfy tax withholding arising from vested restricted stock units.

The filing shows substantial continued ownership: the reporting person directly holds 1,223,405 shares and indirectly holds 1,774,826 shares via a revocable trust and 12,689,306 shares via Alon Ventures, LLC, reflecting ongoing material ownership positions disclosed under Section 16.

Positive

• Transparent disclosure of tax-withholding disposition under Rule 16b-3(e)
• Substantial continued ownership: 1,223,405 shares directly and significant indirect holdings (1,774,826 and 12,689,306)
• Detailed RSU vesting schedules provided for grants on 8/11/2023, 9/16/2024, and 8/1/2025

Negative

• Reduction in direct share count by 51,589 shares due to tax withholding
• Concentrated ownership with CEO/Chairperson holding >10% indirectly, which may imply governance concentration (factually reported)

Insights

Financial Analyst

TL;DR: Routine withholding for taxes, not an open-market sale; overall ownership remains large and concentrated.

The Form 4 documents a disposition coded F on 09/16/2025 of 51,589 shares at $1.65 per share that were withheld by the issuer to satisfy tax obligations from vested RSUs. This is a non-cash disposition to the company rather than an external sale, and the report details sizable direct and indirect holdings totaling over 15 million shares across vehicles, indicating continued alignment with equity interests.

Corporate Governance Expert

TL;DR: Disclosure is consistent with Section 16 obligations; highlights concentrated insider ownership and typical RSU vesting mechanics.

The filing specifies vesting schedules from grants on August 11, 2023; September 16, 2024; and August 1, 2025 and explains that one-third of each grant vests on each anniversary. The reporting person is identified as CEO/Chairperson and a 10% owner, and the transaction reflects tax-withholding under Rule 16b-3(e). The disclosure is clear and procedural in nature.

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).

1. Name and Address of Reporting Person^*

ALON ZVI

(Last) (First) (Middle)

983 UNIVERSITY AVENUE,

SUITE B

(Street)

LOS GATOS CA 95032

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TIGO ENERGY, INC. [ TYGO ]

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

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO / Chairperson

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2025

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	09/16/2025		F		51,589(1)	D	$1.65	1,223,405(2)(3)	D
Common Stock								1,774,826	I	By Revocable Trust
Common Stock								12,689,306	I	By Alon Ventures, LLC

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. Represents shares of common stock, par value $0.0001 per share ("Common Stock") withheld in an exempt disposition to the Issuer under Rule 16b-3(e) to satisfy tax withholding obligations of the reporting person arising out of the vesting of previously reported restricted stock units ("RSUs").

2. Includes 57,971 shares of Common Stock underlying RSUs granted to the reporting person on August 11, 2023 (the "August 2023 Grant Date"), 222,220 shares of Common Stock underlying RSUs granted to the reporting person on September 16, 2024 (the "September 2024 Grant Date"), and 360,687 shares of Common Stock underlying RSU's granted to the reporting person on August 1, 2025 (the "August 2025 Grant Date") in each case, pursuant to the Issuer's 2023 Incentive Plan. One-Third (1/3) of the RSUs initially granted to the reporting person on August 11, 2023 vested and were delivered to the reporting person on August 11, 2024, the first anniversary of the August 2023 Grant Date, and one-third of the RSUs subject to the grant shall vest and be deliverable to the reporting person on each of the second and third anniversaries of the August 2023 Grant Date, subject to continued service through each such vesting date.

3. (Continuation of the Footnote (2)) One-Third (1/3) of the RSUs granted to the reporting person on September 16, 2024 vested and were delivered to the reporting person on September 16, 2025, the first anniversary of the September 2024 Grant Date, and one-third of the RSUs subject to the grant shall vest and be deliverable to the reporting person on each of the second and third anniversaries of the September 2024 Grant Date, subject to continued service through each such vesting date. One-Third (1/3) of the RSUs granted to the reporting person on August 1, 2025 shall vest, and an equal number of shares of Common Stock will be deliverable to the reporting person, on each of the first three anniversaries of the August 2025 Grant Date, subject to continued service through each such vesting date.

	/s/ Bill Roeschlein, as attorney-in-fact	09/18/2025
	** 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 transaction did Alon Zvi report on Form 4 for TYGO?

The Form 4 reports a disposition of 51,589 shares of Common Stock on 09/16/2025 at a price of $1.65 per share withheld to satisfy tax obligations.

How many shares does the reporting person own directly after the transaction?

The reporting person beneficially owns 1,223,405 shares directly following the reported transaction.

What indirect holdings are disclosed for the reporting person in the TYGO filing?

Indirect holdings include 1,774,826 shares via a revocable trust and 12,689,306 shares via Alon Ventures, LLC.

Why were shares disposed of under code F in the Form 4?

The shares were withheld by the issuer under Rule 16b-3(e) to satisfy the reporting person’s tax withholding obligations arising from vested RSUs.

Which RSU grant dates and quantities are referenced in the filing?

The filing references RSUs from the August 11, 2023 grant (57,971 underlying shares), the September 16, 2024 grant (222,220 underlying shares), and the August 1, 2025 grant (360,687 underlying shares).

What role and ownership status does the reporting person have at TIGO Energy?

The reporting person is identified as CEO / Chairperson and a 10% owner in the Form 4.