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[Form 4] Tigo Energy, Inc. Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
4
Rhea-AI Filing Summary

Michael R. Splinter, a director of Tigo Energy (TYGO), executed a buy-and-hold exercise of stock options on 08/06/2025 to acquire 11,668 shares at an exercise price of $0.599 per share. Following this transaction the reporting person directly beneficially owned 483,664 shares, a total that includes 126,904 shares underlying restricted stock units granted May 20, 2025 that will vest and be deliverable immediately prior to the 2026 annual meeting, subject to continued service.

The filing also discloses material indirect holdings for which the reporting person serves as trustee and exercises investing authority: 1,123,656 shares held by the SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 and several irrevocable trusts holding 35,000 shares each. Footnotes state the option exercised was set to expire on 09/29/2025 and had been exercisable as of July 31, 2019.

Michael R. Splinter, membro del consiglio di Tigo Energy (TYGO), ha eseguito un'esercizio in modalità buy-and-hold di opzioni su azioni il 08/06/2025 per acquisire 11,668 azioni al prezzo di esercizio di $0.599 per azione. A seguito di questa operazione il dichiarante possedeva direttamente 483,664 azioni, cifra che include 126,904 azioni sottostanti unità azionarie vincolate (RSU) concesse il 20 maggio 2025 e che verranno assegnate e consegnate immediatamente prima dell'assemblea annuale 2026, subordinatamente alla continuazione del servizio.

La comunicazione indica inoltre partecipazioni indirette rilevanti per le quali il dichiarante agisce come trustee e detiene potere di investimento: 1,123,656 azioni detenute dalla SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 e diversi trust irrevocabili che detengono ciascuno 35,000 azioni. Le note chiariscono che l'opzione esercitata era in scadenza il 09/29/2025 ed era esercitabile già dal 31 luglio 2019.

Michael R. Splinter, director de Tigo Energy (TYGO), realizó un ejercicio buy-and-hold de opciones sobre acciones el 08/06/2025 para adquirir 11,668 acciones a un precio de ejercicio de $0.599 por acción. Tras esta transacción, la persona declarante poseía directamente 483,664 acciones, total que incluye 126,904 acciones subyacentes a unidades restringidas de acciones (RSU) otorgadas el 20 de mayo de 2025 y que se adjudicarán y entregarán inmediatamente antes de la junta anual de 2026, sujeto a la continuidad del servicio.

La presentación también revela participaciones indirectas materiales sobre las que la persona declarante actúa como fideicomisario y ejerce autoridad de inversión: 1,123,656 acciones en la SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 y varios fideicomisos irrevocables que poseen 35,000 acciones cada uno. Las notas indican que la opción ejercida vencía el 09/29/2025 y había sido ejercitable desde el 31 de julio de 2019.

Michael R. Splinter� Tigo Energy (TYGO)� 이사로서 08/06/2025� 스톡옵션� buy-and-hold 방식으로 행사하여 11,668주를 주당 $0.599� 취득했습니다. � 거래 이후 신고인은 직접적으� 483,664주를 보유하게 되었으며, � 총수에는 2025� 5� 20� 부여된 제한주식단위(RSU) 126,904주가 포함되어 있고 해당 주식은 계속 근무� 전제� 2026� 연례 총회 직전� 베스팅되� 인도� 예정입니�.

신고서는 또한 신고인이 수탁� 역할� 하며 투자권한� 행사하는 형태� 중요� 간접 보유� 공개합니�: SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97� 보유� 1,123,656주와 각각 35,000주를 보유� 여러 불가� 신탁�. 각주에는 행사� 옵션� 09/29/2025� 만료� 예정이었� 2019� 7� 31일부� 행사 가� 상태였다고 명시되어 있습니다.

Michael R. Splinter, administrateur de Tigo Energy (TYGO), a procédé le 08/06/2025 à un exercice « buy-and-hold » d'options sur actions pour acquérir 11,668 actions au prix d'exercice de $0.599 par action. À la suite de cette opération, la personne déclarée détenait directement 483,664 actions, un total qui comprend 126,904 actions sous-jacentes à des unités d'actions restreintes (RSU) attribuées le 20 mai 2025 et qui seront acquises et livrées immédiatement avant l'assemblée générale de 2026, sous réserve de la poursuite du service.

Le dépôt révèle également des participations indirectes significatives pour lesquelles la personne déclarée agit en tant que fiduciaire et exerce l'autorité d'investissement : 1,123,656 actions détenues par la SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 et plusieurs trusts irrévocables détenant chacun 35,000 actions. Les notes indiquent que l'option exercée devait expirer le 09/29/2025 et était exercable depuis le 31 juillet 2019.

Michael R. Splinter, Direktor von Tigo Energy (TYGO), nahm am 08/06/2025 eine Buy-and-Hold-Ausübung von Aktienoptionen vor und erwarb dabei 11,668 Aktien zum Ausübungspreis von $0.599 je Aktie. Nach dieser Transaktion besaß die meldende Person unmittelbar 483,664 Aktien, eine Summe, die 126,904 Aktien umfasst, die sich auf am 20. Mai 2025 gewährte Restricted Stock Units beziehen und die unmittelbar vor der Hauptversammlung 2026 unter der Voraussetzung fortgesetzter Dienstzeit anspruchsberechtigt werden und geliefert werden.

Die Meldung offenbart außerdem wesentliche indirekte Beteiligungen, für die die meldende Person als Treuhänder fungiert und Investitionsbefugnis ausübt: 1,123,656 Aktien, gehalten von der SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97, sowie mehrere unwiderrufliche Trusts, die jeweils 35,000 Aktien halten. Fußnoten besagen, dass die ausgeübte Option am 09/29/2025 verfallen wäre und seit dem 31. Juli 2019 ausübbar gewesen war.

Positive
  • Insider acquisition: Director exercised options and acquired 11,668 shares, demonstrating continued insider ownership.
  • Alignment via RSUs: Direct holdings include 126,904 RSU-linked shares scheduled to vest prior to the 2026 annual meeting, aligning management and shareholder interests upon vesting.
Negative
  • None.

Insights

TL;DR: Director exercised options to acquire 11,668 TYGO shares, modestly increasing direct ownership to 483,664 shares; transaction appears routine.

The exercise of 11,668 shares at $0.599 is a straightforward option exercise reported as a buy-and-hold action. The resulting direct position of 483,664 shares is significant in absolute terms but should be evaluated relative to total outstanding shares (not provided in this filing). The filing also documents 126,904 RSU-based shares included in the direct count that are scheduled to vest prior to the 2026 annual meeting, which will convert to delivered shares subject to service conditions. Overall, this filing is a routine insider holdings update rather than a material corporate event.

TL;DR: Insider exercise and extensive trustee-controlled holdings underline the reporting person’s ongoing ownership and governance involvement.

The report highlights the reporting person’s dual role as a director and trustee over multiple trusts holding sizeable TYGO positions (notably 1,123,656 shares in one revocable trust and several 35,000-share irrevocable trusts). That concentration of control via trustee roles is governance-relevant because it indicates where voting and investing authority resides. The inclusion of near-term RSU vesting schedules is also governance-relevant for share count and potential dilution tracking. The disclosure is thorough and consistent with routine Section 16 reporting obligations.

Michael R. Splinter, membro del consiglio di Tigo Energy (TYGO), ha eseguito un'esercizio in modalità buy-and-hold di opzioni su azioni il 08/06/2025 per acquisire 11,668 azioni al prezzo di esercizio di $0.599 per azione. A seguito di questa operazione il dichiarante possedeva direttamente 483,664 azioni, cifra che include 126,904 azioni sottostanti unità azionarie vincolate (RSU) concesse il 20 maggio 2025 e che verranno assegnate e consegnate immediatamente prima dell'assemblea annuale 2026, subordinatamente alla continuazione del servizio.

La comunicazione indica inoltre partecipazioni indirette rilevanti per le quali il dichiarante agisce come trustee e detiene potere di investimento: 1,123,656 azioni detenute dalla SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 e diversi trust irrevocabili che detengono ciascuno 35,000 azioni. Le note chiariscono che l'opzione esercitata era in scadenza il 09/29/2025 ed era esercitabile già dal 31 luglio 2019.

Michael R. Splinter, director de Tigo Energy (TYGO), realizó un ejercicio buy-and-hold de opciones sobre acciones el 08/06/2025 para adquirir 11,668 acciones a un precio de ejercicio de $0.599 por acción. Tras esta transacción, la persona declarante poseía directamente 483,664 acciones, total que incluye 126,904 acciones subyacentes a unidades restringidas de acciones (RSU) otorgadas el 20 de mayo de 2025 y que se adjudicarán y entregarán inmediatamente antes de la junta anual de 2026, sujeto a la continuidad del servicio.

La presentación también revela participaciones indirectas materiales sobre las que la persona declarante actúa como fideicomisario y ejerce autoridad de inversión: 1,123,656 acciones en la SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 y varios fideicomisos irrevocables que poseen 35,000 acciones cada uno. Las notas indican que la opción ejercida vencía el 09/29/2025 y había sido ejercitable desde el 31 de julio de 2019.

Michael R. Splinter� Tigo Energy (TYGO)� 이사로서 08/06/2025� 스톡옵션� buy-and-hold 방식으로 행사하여 11,668주를 주당 $0.599� 취득했습니다. � 거래 이후 신고인은 직접적으� 483,664주를 보유하게 되었으며, � 총수에는 2025� 5� 20� 부여된 제한주식단위(RSU) 126,904주가 포함되어 있고 해당 주식은 계속 근무� 전제� 2026� 연례 총회 직전� 베스팅되� 인도� 예정입니�.

신고서는 또한 신고인이 수탁� 역할� 하며 투자권한� 행사하는 형태� 중요� 간접 보유� 공개합니�: SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97� 보유� 1,123,656주와 각각 35,000주를 보유� 여러 불가� 신탁�. 각주에는 행사� 옵션� 09/29/2025� 만료� 예정이었� 2019� 7� 31일부� 행사 가� 상태였다고 명시되어 있습니다.

Michael R. Splinter, administrateur de Tigo Energy (TYGO), a procédé le 08/06/2025 à un exercice « buy-and-hold » d'options sur actions pour acquérir 11,668 actions au prix d'exercice de $0.599 par action. À la suite de cette opération, la personne déclarée détenait directement 483,664 actions, un total qui comprend 126,904 actions sous-jacentes à des unités d'actions restreintes (RSU) attribuées le 20 mai 2025 et qui seront acquises et livrées immédiatement avant l'assemblée générale de 2026, sous réserve de la poursuite du service.

Le dépôt révèle également des participations indirectes significatives pour lesquelles la personne déclarée agit en tant que fiduciaire et exerce l'autorité d'investissement : 1,123,656 actions détenues par la SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 et plusieurs trusts irrévocables détenant chacun 35,000 actions. Les notes indiquent que l'option exercée devait expirer le 09/29/2025 et était exercable depuis le 31 juillet 2019.

Michael R. Splinter, Direktor von Tigo Energy (TYGO), nahm am 08/06/2025 eine Buy-and-Hold-Ausübung von Aktienoptionen vor und erwarb dabei 11,668 Aktien zum Ausübungspreis von $0.599 je Aktie. Nach dieser Transaktion besaß die meldende Person unmittelbar 483,664 Aktien, eine Summe, die 126,904 Aktien umfasst, die sich auf am 20. Mai 2025 gewährte Restricted Stock Units beziehen und die unmittelbar vor der Hauptversammlung 2026 unter der Voraussetzung fortgesetzter Dienstzeit anspruchsberechtigt werden und geliefert werden.

Die Meldung offenbart außerdem wesentliche indirekte Beteiligungen, für die die meldende Person als Treuhänder fungiert und Investitionsbefugnis ausübt: 1,123,656 Aktien, gehalten von der SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97, sowie mehrere unwiderrufliche Trusts, die jeweils 35,000 Aktien halten. Fußnoten besagen, dass die ausgeübte Option am 09/29/2025 verfallen wäre und seit dem 31. Juli 2019 ausübbar gewesen war.

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*
SPLINTER MICHAEL R

(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 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
08/06/2025
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 08/06/2025 M 11,668(1) A $0.599 483,664(2) D
Common Stock 1,123,656 I See footnote(3)
Common Stock 35,000 I See footnote(4)
Common Stock 35,000 I See footnote(5)
Common Stock 35,000 I See footnote(6)
Common Stock 35,000 I See footnote(7)
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
Stock Option (right to buy) $0.599 08/06/2025 M(1) 11,668 (8) 09/29/2025 Common Stock 11,668 $0.00 0.00 D
Explanation of Responses:
1. Represents a buy and hold exercise by the reporting person of a stock option that was set to expire on September 29, 2025.
2. Includes 126,904 shares of common stock, par value $0.0001 per share ("Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on May 20, 2025 pursuant to the Issuer's 2023 Incentive Plan. Such RSUs will vest in full, and an equal number of shares of Common Stock will be deliverable to the reporting person, immediately prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to continued service through such vesting date.
3. The shares reported are owned by the SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97, for which the reporting person serves as Trustee and exercises investing authority over such shares.
4. The shares reported are owned by the AMANDA CHRISTINE SPLINTER 2012 IRREVOCABLE TRUST DTD 08/10/2012, for which the reporting person serves as Trustee and exercises investing authority over such shares.
5. The shares reported are owned by the ARCHIE DAVID ROBOOSTOFF 2012 IRREVOCABLE TRUST DTD 08/10/2012, for which the reporting person serves as Trustee and exercises investing authority over such shares.
6. The shares reported are owned by the JOSHUA MICHAEL SPLINTER 2012 IRREVOCABLE TRUST DTD 08/10/2012, for which the reporting person serves as Trustee and exercises investing authority over such shares.
7. The shares reported are owned by the KRISTA DIANE FENSKE 2012 IRREVOCABLE TRUST DTD 08/10/2012, for which the reporting person serves as Trustee and exercises investing authority over such shares.
8. The stock option was exercisable on July 31, 2019.
/s/ Bill Roeschlein, as attorney-in-fact 08/11/2025
** 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.
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 transaction did Michael Splinter report on the TYGO Form 4?

The report discloses a buy-and-hold exercise of stock options on 08/06/2025 that resulted in the acquisition of 11,668 shares at an exercise price of $0.599 per share.

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

The reporting person directly beneficially owned 483,664 shares following the reported transaction.

Are there restricted stock units (RSUs) involved in this filing for TYGO?

Yes. The direct ownership figure includes 126,904 shares underlying RSUs granted on May 20, 2025 that will vest and be deliverable immediately prior to the 2026 annual meeting, subject to continued service.

Does the Form 4 report any indirect holdings for Michael Splinter in TYGO?

Yes. The filing reports 1,123,656 shares owned by the SPLINTER ROBOOSTOFF REV TRUST UAD 1/23/97 and several irrevocable trusts of 35,000 shares each, for which the reporting person serves as trustee and exercises investing authority.

What was the exercise price and expiration context for the option exercised?

The option exercised had an exercise price of $0.599. Footnotes state the option was set to expire on 09/29/2025 and had been exercisable as of July 31, 2019.
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