STOCK TITAN

[Form 4] Ambarella, Inc. Insider Trading Activity

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

Ambarella, Inc. (AMBA) – Form 4 insider transaction

CEO and Director Feng-Ming Wang reported a sale of 4,677 ordinary shares on 06/17/2025, coded “S” for disposal. The shares were sold at $52.26 each, implying proceeds of roughly $0.24 million. The filing notes that the shares were "sold to pay tax obligations resulting from the vesting of restricted stock units", indicating a routine tax-withholding sale rather than a discretionary liquidation.

Following the transaction, Wang’s direct ownership stands at 793,634 shares, meaning the sale reduced his stake by less than 1%. No derivative transactions or additional equity awards were reported in Table II. The filing was signed by an attorney-in-fact on 06/20/2025 and reflects a single-person filing.

From an investment-impact standpoint, the transaction is small relative to Wang’s remaining holdings and does not, by itself, signal a strategic shift or fundamental change at Ambarella. Nevertheless, investors often monitor Form 4 filings for sentiment cues; repeated or larger-scale sales could draw more attention, but this isolated, tax-related sale is likely immaterial to the company’s valuation.

Ambarella, Inc. (AMBA) – Transazione interna Form 4

Il CEO e Direttore Feng-Ming Wang ha segnalato una vendita di 4.677 azioni ordinarie il 17/06/2025, codificata come “S” per cessione. Le azioni sono state vendute a 52,26 $ ciascuna, per un ricavato di circa 0,24 milioni di dollari. La dichiarazione specifica che le azioni sono state "vendute per pagare obblighi fiscali derivanti dalla maturazione delle restricted stock units", indicando una vendita per ritenuta fiscale di routine e non una liquidazione discrezionale.

Dopo la transazione, la proprietà diretta di Wang è di 793.634 azioni, quindi la vendita ha ridotto la sua partecipazione di meno dell’1%. Non sono state segnalate transazioni su derivati o ulteriori assegnazioni azionarie nella Tabella II. La dichiarazione è stata firmata da un procuratore il 20/06/2025 e riflette una dichiarazione individuale.

Dal punto di vista dell’impatto sull’investimento, la transazione è piccola rispetto alle partecipazioni residue di Wang e non indica da sola un cambiamento strategico o fondamentale in Ambarella. Tuttavia, gli investitori monitorano spesso le dichiarazioni Form 4 per segnali di sentiment; vendite ripetute o di maggior entità potrebbero attirare maggiore attenzione, ma questa vendita isolata e legata a questioni fiscali è probabilmente irrilevante per la valutazione della società.

Ambarella, Inc. (AMBA) – Transacción interna Formulario 4

El CEO y Director Feng-Ming Wang reportó una venta de 4,677 acciones ordinarias el 17/06/2025, codificada como “S” para disposición. Las acciones se vendieron a $52.26 cada una, lo que implica ingresos aproximados de $0.24 millones. El informe indica que las acciones fueron "vendidas para cubrir obligaciones fiscales derivadas de la consolidación de unidades restringidas de acciones", lo que señala una venta rutinaria para retención fiscal y no una liquidación discrecional.

Tras la transacción, la propiedad directa de Wang es de 793,634 acciones, por lo que la venta redujo su participación en menos del 1%. No se reportaron transacciones con derivados ni adjudicaciones adicionales de acciones en la Tabla II. El informe fue firmado por un apoderado el 20/06/2025 y corresponde a una presentación individual.

Desde el punto de vista del impacto en la inversión, la transacción es pequeña en relación con las participaciones restantes de Wang y no indica por sí sola un cambio estratégico o fundamental en Ambarella. Sin embargo, los inversores suelen monitorear los formularios 4 en busca de señales de sentimiento; ventas repetidas o de mayor escala podrían atraer más atención, pero esta venta aislada relacionada con impuestos probablemente sea insignificante para la valoración de la empresa.

Ambarella, Inc. (AMBA) – Form 4 내부자 거래

CEO 겸 이사인 Feng-Ming Wang은 2025년 6월 17일에 4,677주 보통주 매도를 신고했으며, 처분 코드 “S”로 표시되었습니다. 주당 매도 가격은 $52.26이며, 총 매도 금액은 약 $24만에 해당합니다. 신고서에는 주식이 “제한 주식 단위(RSU)의 취득에 따른 세금 납부를 위해 매도됨”이라고 명시되어 있어, 임의 매각이 아닌 세금 원천징수를 위한 일상적인 매도임을 나타냅니다.

이 거래 후 Wang의 직접 보유 주식은 793,634주로, 매도는 그의 지분을 1% 미만으로 줄였습니다. 파생상품 거래나 추가 주식 수여는 표 II에 보고되지 않았습니다. 신고서는 2025년 6월 20일 대리인이 서명했으며 단독 신고임을 반영합니다.

투자 영향 측면에서 볼 때, 이번 거래는 Wang의 남은 보유량에 비해 작은 규모이며 단독으로 Ambarella의 전략적 변화나 근본적인 변화를 의미하지 않습니다. 다만 투자자들은 Form 4 신고를 통해 심리 신호를 주시하는 경향이 있으며, 반복적이거나 대규모 매도는 더 큰 관심을 끌 수 있지만 이번 세금 관련 단발 매도는 회사 가치에 중대한 영향이 없을 것으로 보입니다.

Ambarella, Inc. (AMBA) – Transaction d’initié Formulaire 4

Le PDG et directeur Feng-Ming Wang a déclaré une vente de 4 677 actions ordinaires le 17/06/2025, codée « S » pour cession. Les actions ont été vendues à 52,26 $ chacune, ce qui représente un produit d’environ 0,24 million de dollars. Le document précise que les actions ont été « vendues pour régler des obligations fiscales résultant de l’acquisition d’unités d’actions restreintes », indiquant une vente de retenue fiscale de routine plutôt qu’une liquidation discrétionnaire.

Après la transaction, la détention directe de Wang s’élève à 793 634 actions, la vente ayant réduit sa participation de moins de 1 %. Aucune transaction sur dérivés ni attribution supplémentaire d’actions n’a été signalée dans le tableau II. Le document a été signé par un mandataire le 20/06/2025 et correspond à un dépôt individuel.

Du point de vue de l’impact sur l’investissement, la transaction est de faible ampleur par rapport aux participations restantes de Wang et ne signale pas à elle seule un changement stratégique ou fondamental chez Ambarella. Néanmoins, les investisseurs surveillent souvent les dépôts du formulaire 4 pour des indices de sentiment ; des ventes répétées ou de plus grande ampleur pourraient attirer davantage d’attention, mais cette vente isolée liée à des obligations fiscales est probablement peu significative pour la valorisation de l’entreprise.

Ambarella, Inc. (AMBA) – Insider-Transaktion Form 4

CEO und Direktor Feng-Ming Wang meldete am 17.06.2025 den Verkauf von 4.677 Stammaktien, codiert als „S“ für Veräußerung. Die Aktien wurden zu je 52,26 $ verkauft, was Erlöse von etwa 0,24 Millionen $ ergibt. In der Meldung wird angegeben, dass die Aktien „zur Begleichung von Steuerverpflichtungen aus der Vesting-Phase von Restricted Stock Units verkauft wurden“, was auf einen routinemäßigen steuerlichen Abzug und keine freiwillige Veräußerung hinweist.

Nach der Transaktion hält Wang direkt 793.634 Aktien, wodurch sein Anteil um weniger als 1 % reduziert wurde. In Tabelle II wurden keine Derivatgeschäfte oder zusätzlichen Aktienzuteilungen gemeldet. Die Meldung wurde am 20.06.2025 von einem Bevollmächtigten unterzeichnet und ist eine Einzelmeldung.

Aus Sicht der Investitionsauswirkung ist die Transaktion im Verhältnis zu Wangs verbleibenden Anteilen gering und signalisiert für sich genommen keine strategische oder fundamentale Änderung bei Ambarella. Dennoch beobachten Investoren Form-4-Meldungen oft als Stimmungsindikator; wiederholte oder größere Verkäufe könnten mehr Aufmerksamkeit erregen, aber dieser einmalige, steuerbedingte Verkauf ist wahrscheinlich unbedeutend für die Bewertung des Unternehmens.

Positive
  • CEO retains a substantial holding of 793,634 shares after the transaction, maintaining strong equity alignment with shareholders.
Negative
  • Insider sale of 4,677 shares at $52.26 may be perceived negatively by some investors, even though it is described as tax-related.

Insights

TL;DR: Minor CEO sale (4,677 shares) for taxes; ownership remains high, negligible fundamental impact.

The 4,677-share disposal equates to roughly 0.6% of Feng-Ming Wang’s reported stake and is explicitly earmarked for tax withholding tied to RSU vesting. The low dollar value (~$244k) is immaterial for Ambarella’s multi-billion-dollar market cap and doesn’t alter governance dynamics. Insider-selling screens may flag the event, but the routine nature and tiny scale lessen predictive value for future price moves.

TL;DR: Routine Section 16 filing; compliance intact, no red flags.

The timely Form 4 demonstrates proper Section 16 compliance. The CEO continues to hold nearly 800k shares, aligning interests with shareholders. The Rule 10b5-1 safeguard box is unchecked, so the sale is not tied to a pre-set trading plan, but the stated tax purpose mitigates governance concern. Overall, the disclosure is transparent and non-problematic.

Ambarella, Inc. (AMBA) – Transazione interna Form 4

Il CEO e Direttore Feng-Ming Wang ha segnalato una vendita di 4.677 azioni ordinarie il 17/06/2025, codificata come “S” per cessione. Le azioni sono state vendute a 52,26 $ ciascuna, per un ricavato di circa 0,24 milioni di dollari. La dichiarazione specifica che le azioni sono state "vendute per pagare obblighi fiscali derivanti dalla maturazione delle restricted stock units", indicando una vendita per ritenuta fiscale di routine e non una liquidazione discrezionale.

Dopo la transazione, la proprietà diretta di Wang è di 793.634 azioni, quindi la vendita ha ridotto la sua partecipazione di meno dell’1%. Non sono state segnalate transazioni su derivati o ulteriori assegnazioni azionarie nella Tabella II. La dichiarazione è stata firmata da un procuratore il 20/06/2025 e riflette una dichiarazione individuale.

Dal punto di vista dell’impatto sull’investimento, la transazione è piccola rispetto alle partecipazioni residue di Wang e non indica da sola un cambiamento strategico o fondamentale in Ambarella. Tuttavia, gli investitori monitorano spesso le dichiarazioni Form 4 per segnali di sentiment; vendite ripetute o di maggior entità potrebbero attirare maggiore attenzione, ma questa vendita isolata e legata a questioni fiscali è probabilmente irrilevante per la valutazione della società.

Ambarella, Inc. (AMBA) – Transacción interna Formulario 4

El CEO y Director Feng-Ming Wang reportó una venta de 4,677 acciones ordinarias el 17/06/2025, codificada como “S” para disposición. Las acciones se vendieron a $52.26 cada una, lo que implica ingresos aproximados de $0.24 millones. El informe indica que las acciones fueron "vendidas para cubrir obligaciones fiscales derivadas de la consolidación de unidades restringidas de acciones", lo que señala una venta rutinaria para retención fiscal y no una liquidación discrecional.

Tras la transacción, la propiedad directa de Wang es de 793,634 acciones, por lo que la venta redujo su participación en menos del 1%. No se reportaron transacciones con derivados ni adjudicaciones adicionales de acciones en la Tabla II. El informe fue firmado por un apoderado el 20/06/2025 y corresponde a una presentación individual.

Desde el punto de vista del impacto en la inversión, la transacción es pequeña en relación con las participaciones restantes de Wang y no indica por sí sola un cambio estratégico o fundamental en Ambarella. Sin embargo, los inversores suelen monitorear los formularios 4 en busca de señales de sentimiento; ventas repetidas o de mayor escala podrían atraer más atención, pero esta venta aislada relacionada con impuestos probablemente sea insignificante para la valoración de la empresa.

Ambarella, Inc. (AMBA) – Form 4 내부자 거래

CEO 겸 이사인 Feng-Ming Wang은 2025년 6월 17일에 4,677주 보통주 매도를 신고했으며, 처분 코드 “S”로 표시되었습니다. 주당 매도 가격은 $52.26이며, 총 매도 금액은 약 $24만에 해당합니다. 신고서에는 주식이 “제한 주식 단위(RSU)의 취득에 따른 세금 납부를 위해 매도됨”이라고 명시되어 있어, 임의 매각이 아닌 세금 원천징수를 위한 일상적인 매도임을 나타냅니다.

이 거래 후 Wang의 직접 보유 주식은 793,634주로, 매도는 그의 지분을 1% 미만으로 줄였습니다. 파생상품 거래나 추가 주식 수여는 표 II에 보고되지 않았습니다. 신고서는 2025년 6월 20일 대리인이 서명했으며 단독 신고임을 반영합니다.

투자 영향 측면에서 볼 때, 이번 거래는 Wang의 남은 보유량에 비해 작은 규모이며 단독으로 Ambarella의 전략적 변화나 근본적인 변화를 의미하지 않습니다. 다만 투자자들은 Form 4 신고를 통해 심리 신호를 주시하는 경향이 있으며, 반복적이거나 대규모 매도는 더 큰 관심을 끌 수 있지만 이번 세금 관련 단발 매도는 회사 가치에 중대한 영향이 없을 것으로 보입니다.

Ambarella, Inc. (AMBA) – Transaction d’initié Formulaire 4

Le PDG et directeur Feng-Ming Wang a déclaré une vente de 4 677 actions ordinaires le 17/06/2025, codée « S » pour cession. Les actions ont été vendues à 52,26 $ chacune, ce qui représente un produit d’environ 0,24 million de dollars. Le document précise que les actions ont été « vendues pour régler des obligations fiscales résultant de l’acquisition d’unités d’actions restreintes », indiquant une vente de retenue fiscale de routine plutôt qu’une liquidation discrétionnaire.

Après la transaction, la détention directe de Wang s’élève à 793 634 actions, la vente ayant réduit sa participation de moins de 1 %. Aucune transaction sur dérivés ni attribution supplémentaire d’actions n’a été signalée dans le tableau II. Le document a été signé par un mandataire le 20/06/2025 et correspond à un dépôt individuel.

Du point de vue de l’impact sur l’investissement, la transaction est de faible ampleur par rapport aux participations restantes de Wang et ne signale pas à elle seule un changement stratégique ou fondamental chez Ambarella. Néanmoins, les investisseurs surveillent souvent les dépôts du formulaire 4 pour des indices de sentiment ; des ventes répétées ou de plus grande ampleur pourraient attirer davantage d’attention, mais cette vente isolée liée à des obligations fiscales est probablement peu significative pour la valorisation de l’entreprise.

Ambarella, Inc. (AMBA) – Insider-Transaktion Form 4

CEO und Direktor Feng-Ming Wang meldete am 17.06.2025 den Verkauf von 4.677 Stammaktien, codiert als „S“ für Veräußerung. Die Aktien wurden zu je 52,26 $ verkauft, was Erlöse von etwa 0,24 Millionen $ ergibt. In der Meldung wird angegeben, dass die Aktien „zur Begleichung von Steuerverpflichtungen aus der Vesting-Phase von Restricted Stock Units verkauft wurden“, was auf einen routinemäßigen steuerlichen Abzug und keine freiwillige Veräußerung hinweist.

Nach der Transaktion hält Wang direkt 793.634 Aktien, wodurch sein Anteil um weniger als 1 % reduziert wurde. In Tabelle II wurden keine Derivatgeschäfte oder zusätzlichen Aktienzuteilungen gemeldet. Die Meldung wurde am 20.06.2025 von einem Bevollmächtigten unterzeichnet und ist eine Einzelmeldung.

Aus Sicht der Investitionsauswirkung ist die Transaktion im Verhältnis zu Wangs verbleibenden Anteilen gering und signalisiert für sich genommen keine strategische oder fundamentale Änderung bei Ambarella. Dennoch beobachten Investoren Form-4-Meldungen oft als Stimmungsindikator; wiederholte oder größere Verkäufe könnten mehr Aufmerksamkeit erregen, aber dieser einmalige, steuerbedingte Verkauf ist wahrscheinlich unbedeutend für die Bewertung des Unternehmens.

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*
Wang Feng-Ming

(Last) (First) (Middle)
3101 JAY STREET

(Street)
SANTA CLARA CA 95054

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
AMBARELLA INC [ AMBA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
CEO
3. Date of Earliest Transaction (Month/Day/Year)
06/17/2025
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
Ordinary Shares 06/17/2025 S 4,677(1) D $52.26 793,634 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
Explanation of Responses:
1. Shares sold to pay tax obligations resulting from the vesting of restricted stock units.
By: /s/ Michael Morehead, Attorney-in-Fact For: Feng-Ming Wang 06/20/2025
** 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

How many Ambarella (AMBA) shares did CEO Feng-Ming Wang sell?

He sold 4,677 ordinary shares on 06/17/2025.

At what price were the AMBA shares sold?

The reported sale price was $52.26 per share.

What is the CEO's remaining AMBA share ownership after the sale?

Feng-Ming Wang now directly owns 793,634 shares.

Why were the shares sold according to the Form 4?

The filing states the shares were sold to cover tax obligations from RSU vesting.

Did the Form 4 indicate use of a Rule 10b5-1 trading plan?

No, the checkbox for transactions under a Rule 10b5-1 plan was not marked.

Is this filing considered material to Ambarella investors?

Given the small volume relative to the CEO's stake, it is not considered materially impactful.
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