STOCK TITAN

[Form 4] Amkor Technology Inc Insider Trading Activity

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

BlackRock, Inc. has filed a Schedule 13G announcing a passive, reportable position in Ralliant Corp (RAL) as of 30 June 2025. The asset-management giant discloses beneficial ownership of 16,396,235 common shares, representing 14.5 % of the company’s outstanding stock.

The filing details sole voting power over 15,690,122 shares and sole dispositive power over the full 16,396,235-share position, with no shared voting or dispositive rights. BlackRock is classified as a parent holding company/ control person (HC) under Rule 13d-1(b). Within the BlackRock complex, the iShares Core S&P Small-Cap ETF individually holds more than 5 % of Ralliant’s shares.

Because the disclosure is on Schedule 13G rather than 13D, BlackRock certifies the shares were acquired in the ordinary course of business and without the intent to influence or control the issuer. For investors, a 14.5 % stake by a globally respected institutional manager may enhance liquidity, broaden analyst coverage, and be perceived as a vote of confidence. Conversely, the concentration of a sizable block in passive vehicles could expose the stock to index-driven rebalancing flows that are unrelated to company fundamentals.

BlackRock, Inc. ha presentato un modulo Schedule 13G, annunciando una posizione passiva e soggetta a segnalazione in Ralliant Corp (RAL) al 30 giugno 2025. Il colosso della gestione patrimoniale dichiara la proprietà effettiva di 16.396.235 azioni ordinarie, che rappresentano il 14,5 % del capitale sociale in circolazione.

La documentazione specifica il potere di voto esclusivo su 15.690.122 azioni e il potere esclusivo di disposizione sull’intera posizione di 16.396.235 azioni, senza diritti di voto o di disposizione condivisi. BlackRock è classificata come società madre/controllante (HC) ai sensi della Regola 13d-1(b). All’interno del gruppo BlackRock, l’ETF iShares Core S&P Small-Cap detiene individualmente oltre il 5 % delle azioni di Ralliant.

Poiché la comunicazione avviene tramite Schedule 13G anziché 13D, BlackRock certifica che le azioni sono state acquisite nell’ordinaria attività commerciale e senza l’intento di influenzare o controllare l’emittente. Per gli investitori, una quota del 14,5 % detenuta da un gestore istituzionale di fama mondiale può migliorare la liquidità, ampliare la copertura degli analisti e rappresentare un segnale di fiducia. Al contrario, la concentrazione di un blocco significativo in veicoli passivi potrebbe esporre il titolo a flussi di ribilanciamento legati agli indici, non correlati ai fondamentali aziendali.

BlackRock, Inc. ha presentado un Schedule 13G anunciando una posición pasiva y reportable en Ralliant Corp (RAL) al 30 de junio de 2025. El gigante de la gestión de activos declara la propiedad beneficiaria de 16.396.235 acciones ordinarias, representando el 14,5 % del capital social en circulación.

El documento detalla el poder de voto exclusivo sobre 15.690.122 acciones y el poder exclusivo de disposición sobre la posición completa de 16.396.235 acciones, sin derechos compartidos de voto o disposición. BlackRock está clasificada como una empresa matriz/persona controladora (HC) según la Regla 13d-1(b). Dentro del grupo BlackRock, el ETF iShares Core S&P Small-Cap posee individualmente más del 5 % de las acciones de Ralliant.

Dado que la divulgación es mediante Schedule 13G en lugar de 13D, BlackRock certifica que las acciones fueron adquiridas en el curso ordinario del negocio y sin la intención de influir o controlar al emisor. Para los inversores, una participación del 14,5 % por parte de un gestor institucional respetado a nivel mundial puede mejorar la liquidez, ampliar la cobertura de analistas y ser percibida como un voto de confianza. Por otro lado, la concentración de un bloque significativo en vehículos pasivos podría exponer la acción a flujos de reequilibrio impulsados por índices que no están relacionados con los fundamentos de la empresa.

BlackRock, Inc.는 2025년 6월 30일 기준으로 Ralliant Corp (RAL)에 대한 수동적이고 보고 대상인 지분을 공시하는 Schedule 13G를 제출했습니다. 자산 운용 대기업은 16,396,235 보통주를 실질 소유하고 있으며, 이는 회사 발행 주식의 14.5 %에 해당합니다.

서류에는 15,690,122주에 대한 단독 의결권16,396,235주 전체에 대한 단독 처분권이 명시되어 있으며, 공유된 의결권이나 처분권은 없습니다. BlackRock은 Rule 13d-1(b)에 따라 모회사/통제인(HC)로 분류됩니다. BlackRock 그룹 내에서 iShares Core S&P Small-Cap ETF는 Ralliant 주식의 5 % 이상을 개별적으로 보유하고 있습니다.

공시가 13D가 아닌 Schedule 13G를 통해 이루어진 이유는 BlackRock이 주식을 정상적인 사업 과정에서 취득했으며 발행사에 영향을 미치거나 통제하려는 의도가 없음을 인증하기 때문입니다. 투자자 입장에서는 전 세계적으로 존경받는 기관 운용사가 14.5 % 지분을 보유함으로써 유동성이 개선되고 애널리스트 커버리지가 확대되며 신뢰의 표시로 받아들여질 수 있습니다. 반면, 수동적 투자 수단에 상당한 지분이 집중되면 회사 펀더멘털과 무관한 지수 기반 리밸런싱 흐름에 주가가 노출될 위험도 있습니다.

BlackRock, Inc. a déposé un Schedule 13G annonçant une position passive et déclarable dans Ralliant Corp (RAL) au 30 juin 2025. Le géant de la gestion d’actifs déclare une propriété bénéficiaire de 16 396 235 actions ordinaires, représentant 14,5 % du capital social en circulation.

Le dépôt détaille un pouvoir de vote exclusif sur 15 690 122 actions et un pouvoir discrétionnaire exclusif sur l’intégralité de la position de 16 396 235 actions, sans droits de vote ou de disposition partagés. BlackRock est classée comme une société mère/personne de contrôle (HC) selon la règle 13d-1(b). Au sein du groupe BlackRock, l’ETF iShares Core S&P Small-Cap détient individuellement plus de 5 % des actions de Ralliant.

Étant donné que la divulgation se fait via un Schedule 13G plutôt que 13D, BlackRock certifie que les actions ont été acquises dans le cours normal des affaires et sans intention d’influencer ou de contrôler l’émetteur. Pour les investisseurs, une participation de 14,5 % détenue par un gestionnaire institutionnel mondialement respecté peut améliorer la liquidité, élargir la couverture des analystes et être perçue comme un vote de confiance. En revanche, la concentration d’un bloc important dans des véhicules passifs pourrait exposer l’action à des flux de rééquilibrage liés aux indices, sans lien avec les fondamentaux de l’entreprise.

BlackRock, Inc. hat einen Schedule 13G eingereicht, der eine passive und meldepflichtige Beteiligung an Ralliant Corp (RAL) zum 30. Juni 2025 bekannt gibt. Der Vermögensverwalter gibt den wirtschaftlichen Eigentum an 16.396.235 Stammaktien an, was 14,5 % des ausstehenden Aktienkapitals entspricht.

Die Meldung führt alleinige Stimmrechte über 15.690.122 Aktien und alleinige Verfügungsrechte über die gesamte Position von 16.396.235 Aktien auf, ohne geteilte Stimm- oder Verfügungsrechte. BlackRock wird gemäß Regel 13d-1(b) als Muttergesellschaft/Kontrollperson (HC) eingestuft. Innerhalb des BlackRock-Konzerns hält der iShares Core S&P Small-Cap ETF jeweils mehr als 5 % der Ralliant-Aktien.

Da die Offenlegung über Schedule 13G und nicht 13D erfolgt, bestätigt BlackRock, dass die Aktien im normalen Geschäftsverlauf und ohne die Absicht, den Emittenten zu beeinflussen oder zu kontrollieren, erworben wurden. Für Anleger kann ein 14,5 % Anteil eines weltweit anerkannten institutionellen Managers die Liquidität verbessern, die Analystenabdeckung erweitern und als Vertrauensbeweis gewertet werden. Andererseits könnte die Konzentration eines erheblichen Blocks in passiven Vehikeln die Aktie Index-bedingten Umschichtungsflüssen aussetzen, die nicht mit den Unternehmensgrundlagen zusammenhängen.

Positive
  • BlackRock controls 14.5 % of Ralliants outstanding shares, signalling strong institutional confidence and potentially improving market liquidity.
  • Sole voting and dispositive authority over 16.4 million shares by a passive, reputable manager reduces the likelihood of disruptive activist campaigns.
Negative
  • Concentration risk: a single institution now holds more than one-seventh of the float, exposing the stock to mechanical ETF rebalancing flows.
  • Limited strategic support: Schedule 13G status confirms BlackRock does not intend to influence management, offering no catalyst for operational change.

Insights

TL;DR – BlackRocks 14.5 % stake boosts liquidity and signals confidence, but remains passive.

The appearance of BlackRock on Ralliants register is broadly supportive. A 16.4 million-share block controlled by a single, well-capitalised institution can deepen the order book and lower bid–ask spreads. Because BlackRock filed on Schedule 13G, it is not positioning for activism; the stake is likely spread across index and quantitative mandates, limiting governance engagement but also reducing the risk of confrontation with management. From a portfolio perspective, the size—14.5 %—is meaningful yet not so dominant that it impedes float. Overall impact is mildly positive for valuation and liquidity.

TL;DR – Large passive holding adds stability but no strategic advocacy.

BlackRocks filing clarifies that it does not seek to influence control, limiting immediate governance impact. Management gains a dependable, long-term shareholder, but activist pressure—beneficial in driving operational improvements—is unlikely from this bloc. The oversized position also means index rebalancing or ETF outflows could trigger selling pressure. Net governance effect is neutral to slightly positive due to long-term orientation but lack of engagement.

BlackRock, Inc. ha presentato un modulo Schedule 13G, annunciando una posizione passiva e soggetta a segnalazione in Ralliant Corp (RAL) al 30 giugno 2025. Il colosso della gestione patrimoniale dichiara la proprietà effettiva di 16.396.235 azioni ordinarie, che rappresentano il 14,5 % del capitale sociale in circolazione.

La documentazione specifica il potere di voto esclusivo su 15.690.122 azioni e il potere esclusivo di disposizione sull’intera posizione di 16.396.235 azioni, senza diritti di voto o di disposizione condivisi. BlackRock è classificata come società madre/controllante (HC) ai sensi della Regola 13d-1(b). All’interno del gruppo BlackRock, l’ETF iShares Core S&P Small-Cap detiene individualmente oltre il 5 % delle azioni di Ralliant.

Poiché la comunicazione avviene tramite Schedule 13G anziché 13D, BlackRock certifica che le azioni sono state acquisite nell’ordinaria attività commerciale e senza l’intento di influenzare o controllare l’emittente. Per gli investitori, una quota del 14,5 % detenuta da un gestore istituzionale di fama mondiale può migliorare la liquidità, ampliare la copertura degli analisti e rappresentare un segnale di fiducia. Al contrario, la concentrazione di un blocco significativo in veicoli passivi potrebbe esporre il titolo a flussi di ribilanciamento legati agli indici, non correlati ai fondamentali aziendali.

BlackRock, Inc. ha presentado un Schedule 13G anunciando una posición pasiva y reportable en Ralliant Corp (RAL) al 30 de junio de 2025. El gigante de la gestión de activos declara la propiedad beneficiaria de 16.396.235 acciones ordinarias, representando el 14,5 % del capital social en circulación.

El documento detalla el poder de voto exclusivo sobre 15.690.122 acciones y el poder exclusivo de disposición sobre la posición completa de 16.396.235 acciones, sin derechos compartidos de voto o disposición. BlackRock está clasificada como una empresa matriz/persona controladora (HC) según la Regla 13d-1(b). Dentro del grupo BlackRock, el ETF iShares Core S&P Small-Cap posee individualmente más del 5 % de las acciones de Ralliant.

Dado que la divulgación es mediante Schedule 13G en lugar de 13D, BlackRock certifica que las acciones fueron adquiridas en el curso ordinario del negocio y sin la intención de influir o controlar al emisor. Para los inversores, una participación del 14,5 % por parte de un gestor institucional respetado a nivel mundial puede mejorar la liquidez, ampliar la cobertura de analistas y ser percibida como un voto de confianza. Por otro lado, la concentración de un bloque significativo en vehículos pasivos podría exponer la acción a flujos de reequilibrio impulsados por índices que no están relacionados con los fundamentos de la empresa.

BlackRock, Inc.는 2025년 6월 30일 기준으로 Ralliant Corp (RAL)에 대한 수동적이고 보고 대상인 지분을 공시하는 Schedule 13G를 제출했습니다. 자산 운용 대기업은 16,396,235 보통주를 실질 소유하고 있으며, 이는 회사 발행 주식의 14.5 %에 해당합니다.

서류에는 15,690,122주에 대한 단독 의결권16,396,235주 전체에 대한 단독 처분권이 명시되어 있으며, 공유된 의결권이나 처분권은 없습니다. BlackRock은 Rule 13d-1(b)에 따라 모회사/통제인(HC)로 분류됩니다. BlackRock 그룹 내에서 iShares Core S&P Small-Cap ETF는 Ralliant 주식의 5 % 이상을 개별적으로 보유하고 있습니다.

공시가 13D가 아닌 Schedule 13G를 통해 이루어진 이유는 BlackRock이 주식을 정상적인 사업 과정에서 취득했으며 발행사에 영향을 미치거나 통제하려는 의도가 없음을 인증하기 때문입니다. 투자자 입장에서는 전 세계적으로 존경받는 기관 운용사가 14.5 % 지분을 보유함으로써 유동성이 개선되고 애널리스트 커버리지가 확대되며 신뢰의 표시로 받아들여질 수 있습니다. 반면, 수동적 투자 수단에 상당한 지분이 집중되면 회사 펀더멘털과 무관한 지수 기반 리밸런싱 흐름에 주가가 노출될 위험도 있습니다.

BlackRock, Inc. a déposé un Schedule 13G annonçant une position passive et déclarable dans Ralliant Corp (RAL) au 30 juin 2025. Le géant de la gestion d’actifs déclare une propriété bénéficiaire de 16 396 235 actions ordinaires, représentant 14,5 % du capital social en circulation.

Le dépôt détaille un pouvoir de vote exclusif sur 15 690 122 actions et un pouvoir discrétionnaire exclusif sur l’intégralité de la position de 16 396 235 actions, sans droits de vote ou de disposition partagés. BlackRock est classée comme une société mère/personne de contrôle (HC) selon la règle 13d-1(b). Au sein du groupe BlackRock, l’ETF iShares Core S&P Small-Cap détient individuellement plus de 5 % des actions de Ralliant.

Étant donné que la divulgation se fait via un Schedule 13G plutôt que 13D, BlackRock certifie que les actions ont été acquises dans le cours normal des affaires et sans intention d’influencer ou de contrôler l’émetteur. Pour les investisseurs, une participation de 14,5 % détenue par un gestionnaire institutionnel mondialement respecté peut améliorer la liquidité, élargir la couverture des analystes et être perçue comme un vote de confiance. En revanche, la concentration d’un bloc important dans des véhicules passifs pourrait exposer l’action à des flux de rééquilibrage liés aux indices, sans lien avec les fondamentaux de l’entreprise.

BlackRock, Inc. hat einen Schedule 13G eingereicht, der eine passive und meldepflichtige Beteiligung an Ralliant Corp (RAL) zum 30. Juni 2025 bekannt gibt. Der Vermögensverwalter gibt den wirtschaftlichen Eigentum an 16.396.235 Stammaktien an, was 14,5 % des ausstehenden Aktienkapitals entspricht.

Die Meldung führt alleinige Stimmrechte über 15.690.122 Aktien und alleinige Verfügungsrechte über die gesamte Position von 16.396.235 Aktien auf, ohne geteilte Stimm- oder Verfügungsrechte. BlackRock wird gemäß Regel 13d-1(b) als Muttergesellschaft/Kontrollperson (HC) eingestuft. Innerhalb des BlackRock-Konzerns hält der iShares Core S&P Small-Cap ETF jeweils mehr als 5 % der Ralliant-Aktien.

Da die Offenlegung über Schedule 13G und nicht 13D erfolgt, bestätigt BlackRock, dass die Aktien im normalen Geschäftsverlauf und ohne die Absicht, den Emittenten zu beeinflussen oder zu kontrollieren, erworben wurden. Für Anleger kann ein 14,5 % Anteil eines weltweit anerkannten institutionellen Managers die Liquidität verbessern, die Analystenabdeckung erweitern und als Vertrauensbeweis gewertet werden. Andererseits könnte die Konzentration eines erheblichen Blocks in passiven Vehikeln die Aktie Index-bedingten Umschichtungsflüssen aussetzen, die nicht mit den Unternehmensgrundlagen zusammenhängen.

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*
Engel Kevin

(Last) (First) (Middle)
2045 EAST INNOVATION CIRCLE

(Street)
TEMPE AZ 85284

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
AMKOR TECHNOLOGY, INC. [ AMKR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Executive Vice President
3. Date of Earliest Transaction (Month/Day/Year)
06/30/2025
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 06/30/2025 M 8,691 A $0 10,079 D
Common Stock 06/30/2025 F(1) 3,725 D $20.99 6,354 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 $0 06/30/2025 M 8,691 (2) (2) Common Stock 8,691 $0 34,768 D
Explanation of Responses:
1. The transaction represents shares withheld by Amkor Technology, Inc. (the "Issuer") in connection with the vesting of certain restricted stock units ("RSUs") granted to the Reporting Person on February 20, 2025 (the "Grant Date") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person.
2. On the Grant Date, the Reporting Person was granted 43,459 RSUs which vest in five equal quarterly installments on each of June 30, 2025, September 30, 2025, December 31, 2025, March 31, 2026, and June 30, 2026, such that 100% will be vested on June 30, 2026.
Remarks:
Mark N. Rogers, Attorney-in-Fact for Kevin Engel 07/02/2025
** 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 Ralliant Corp (RAL) shares does BlackRock own?

BlackRock reports beneficial ownership of 16,396,235 common shares.

What percentage of Ralliants outstanding stock is held by BlackRock?

The filing states BlackRock owns 14.5 % of the common stock class.

Is BlackRock seeking to influence Ralliant Corp management?

No. The Schedule 13G certification specifies the shares were acquired in the ordinary course of business, without intent to influence control.

Which BlackRock fund holds more than 5 % of Ralliant shares?

The iShares Core S&P Small-Cap ETF is identified as holding over 5 % of Ralliants common stock.

When was the ownership date that triggered this Schedule 13G filing?

The event date requiring the filing is 30 June 2025.

What voting power does BlackRock report over its Ralliant shares?

It has sole voting power over 15,690,122 shares and sole dispositive power over 16,396,235 shares; there is no shared power.
Amkor Tech

NASDAQ:AMKR

AMKR Rankings

AMKR Latest News

AMKR Latest SEC Filings

AMKR Stock Data

5.49B
113.70M
55.77%
45.46%
2.21%
Semiconductor Equipment & Materials
Semiconductors & Related Devices
Link
United States
TEMPE