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[SCHEDULE 13G/A] Aecom SEC Filing

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
SCHEDULE 13G/A
Rhea-AI Filing Summary

Primecap Management Co. reports beneficial ownership of 9,580,852 common shares of AECOM, representing 7.24% of the class. The filing shows Primecap has sole voting power over 9,256,652 shares and sole dispositive power over 9,580,852 shares, indicating direct control of voting and disposition for the vast majority of its stake.

Primecap is identified as an investment adviser (IA) and certifies the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of AECOM. The statement is a Schedule 13G/A disclosure of a material passive stake above the 5% threshold.

Primecap Management Co. dichiara la titolarità beneficiaria di 9.580.852 azioni ordinarie di AECOM, pari al 7,24% della categoria. Il deposito evidenzia che Primecap detiene il potere di voto esclusivo su 9.256.652 azioni e il potere esclusivo di disposizione su 9.580.852 azioni, indicando il controllo diretto del voto e della disposizione sulla gran parte della sua partecipazione.

Primecap è identificata come consulente per gli investimenti (IA) e certifica che le azioni sono state acquisite e sono detenute nell'ordinario svolgimento dell'attività e non al fine di modificare o influenzare il controllo di AECOM. La dichiarazione è un deposito Schedule 13G/A che segnala una partecipazione passiva rilevante oltre la soglia del 5%.

Primecap Management Co. informa de la propiedad beneficiaria de 9.580.852 acciones ordinarias de AECOM, que representan el 7,24% de la clase. La presentación muestra que Primecap tiene el poder exclusivo de voto sobre 9.256.652 acciones y el poder exclusivo de disposición sobre 9.580.852 acciones, lo que indica un control directo del voto y de la disposición sobre la gran mayoría de su participación.

Primecap está identificada como asesor de inversiones (IA) y certifica que las acciones fueron adquiridas y se mantienen en el curso ordinario del negocio y no con el propósito de cambiar o influir en el control de AECOM. La declaración es una presentación Schedule 13G/A que revela una participación pasiva material por encima del umbral del 5%.

Primecap Management Co.� AECOM� 보통� 9,580,852주에 대� 실질� 소유� 보고했으�, 이는 해당 등급� 7.24%� 해당합니�. 제출 서류� 따르� Primecap은 9,256,652주에 대� 단독 의결��, 9,580,852주에 대� 단독 처분�� 보유하고 있어 지분의 대부분에 대� 의결 � 처분� 사실� 직접 통제하고 있음� 나타냅니�.

Primecap� 투자자문�(IA)� 확인되며 해당 주식은 영업� 정상적인 범위에서 취득·보유되었으며 AECOM� 지배권� 변경하거나 영향� 주려� 목적� 아님� 인증합니�. � 진술은 5% 기준� 초과하는 중요� 수동� 지분을 공시하는 Schedule 13G/A 보고서입니다.

Primecap Management Co. déclare la propriété bénéficiaire de 9�580�852 actions ordinaires d'AECOM, représentant 7,24% de la classe. Le dépôt indique que Primecap dispose du droit de vote exclusif sur 9�256�652 actions et du pouvoir exclusif de disposition sur 9�580�852 actions, ce qui traduit un contrôle direct des votes et des cessions pour la grande majorité de sa participation.

Primecap est identifié comme conseiller en investissements (IA) et certifie que les actions ont été acquises et sont détenues dans le cours normal des affaires et non dans le but de modifier ou d'influencer le contrôle d'AECOM. La déclaration correspond à un dépôt Schedule 13G/A révélant une participation passive significative au‑dessus du seuil de 5%.

Primecap Management Co. meldet wirtschaftliches Eigentum an 9.580.852 Stammaktien von AECOM, was 7,24% der Klasse entspricht. Die Einreichung zeigt, dass Primecap über 9.256.652 Aktien alleinige Stimmrechte und über 9.580.852 Aktien alleinige Verfügungsgewalt besitzt, was darauf hinweist, dass es die Abstimmung und Verfügung über den Großteil seiner Beteiligung direkt kontrolliert.

Primecap wird als Anlageberater (IA) geführt und bestätigt, dass die Aktien im gewöhnlichen Geschäftsverlauf erworben und gehalten werden und nicht zum Zweck der Änderung oder Beeinflussung der Kontrolle über AECOM. Die Erklärung ist eine Schedule 13G/A-Angabe einer wesentlichen passiven Beteiligung über der 5%-Schwelle.

Positive
  • Material institutional stake: Primecap beneficially owns 9,580,852 shares (7.24%), exceeding the 5% reporting threshold
  • Sole voting/dispositive power: Primecap reports sole voting power over 9,256,652 shares and sole dispositive power over 9,580,852 shares
Negative
  • None.

Insights

TL;DR Primecap holds a material passive position in AECOM � 7.24% ownership with sole voting/dispositive power on most shares.

Primecap's 9.58 million-share position is large enough to be material to equity ownership metrics and will appear in institutional ownership tables. Because the filing is a Schedule 13G/A and the filer certifies a passive intent, this is not a control or activist signal. For analysts, the key takeaway is that a prominent investment adviser has a meaningful stake without asserting control, which can influence liquidity and ownership concentration metrics but is unlikely to drive governance changes absent further disclosures.

TL;DR AECOM now has a significant single institutional holder (7.24%); Primecap reports passive intent and sole voting/dispositive authority over most shares.

From a governance perspective, the filing documents a concentrated institutional position with sole voting authority on 9.26 million shares. The certification that holdings are not intended to influence control reduces immediate takeover or proxy contest concerns. However, any future shift from a Schedule 13G to a Schedule 13D or additional disclosures would be material. Current disclosure is routine but important for board-monitoring and ownership analysis.

Primecap Management Co. dichiara la titolarità beneficiaria di 9.580.852 azioni ordinarie di AECOM, pari al 7,24% della categoria. Il deposito evidenzia che Primecap detiene il potere di voto esclusivo su 9.256.652 azioni e il potere esclusivo di disposizione su 9.580.852 azioni, indicando il controllo diretto del voto e della disposizione sulla gran parte della sua partecipazione.

Primecap è identificata come consulente per gli investimenti (IA) e certifica che le azioni sono state acquisite e sono detenute nell'ordinario svolgimento dell'attività e non al fine di modificare o influenzare il controllo di AECOM. La dichiarazione è un deposito Schedule 13G/A che segnala una partecipazione passiva rilevante oltre la soglia del 5%.

Primecap Management Co. informa de la propiedad beneficiaria de 9.580.852 acciones ordinarias de AECOM, que representan el 7,24% de la clase. La presentación muestra que Primecap tiene el poder exclusivo de voto sobre 9.256.652 acciones y el poder exclusivo de disposición sobre 9.580.852 acciones, lo que indica un control directo del voto y de la disposición sobre la gran mayoría de su participación.

Primecap está identificada como asesor de inversiones (IA) y certifica que las acciones fueron adquiridas y se mantienen en el curso ordinario del negocio y no con el propósito de cambiar o influir en el control de AECOM. La declaración es una presentación Schedule 13G/A que revela una participación pasiva material por encima del umbral del 5%.

Primecap Management Co.� AECOM� 보통� 9,580,852주에 대� 실질� 소유� 보고했으�, 이는 해당 등급� 7.24%� 해당합니�. 제출 서류� 따르� Primecap은 9,256,652주에 대� 단독 의결��, 9,580,852주에 대� 단독 처분�� 보유하고 있어 지분의 대부분에 대� 의결 � 처분� 사실� 직접 통제하고 있음� 나타냅니�.

Primecap� 투자자문�(IA)� 확인되며 해당 주식은 영업� 정상적인 범위에서 취득·보유되었으며 AECOM� 지배권� 변경하거나 영향� 주려� 목적� 아님� 인증합니�. � 진술은 5% 기준� 초과하는 중요� 수동� 지분을 공시하는 Schedule 13G/A 보고서입니다.

Primecap Management Co. déclare la propriété bénéficiaire de 9�580�852 actions ordinaires d'AECOM, représentant 7,24% de la classe. Le dépôt indique que Primecap dispose du droit de vote exclusif sur 9�256�652 actions et du pouvoir exclusif de disposition sur 9�580�852 actions, ce qui traduit un contrôle direct des votes et des cessions pour la grande majorité de sa participation.

Primecap est identifié comme conseiller en investissements (IA) et certifie que les actions ont été acquises et sont détenues dans le cours normal des affaires et non dans le but de modifier ou d'influencer le contrôle d'AECOM. La déclaration correspond à un dépôt Schedule 13G/A révélant une participation passive significative au‑dessus du seuil de 5%.

Primecap Management Co. meldet wirtschaftliches Eigentum an 9.580.852 Stammaktien von AECOM, was 7,24% der Klasse entspricht. Die Einreichung zeigt, dass Primecap über 9.256.652 Aktien alleinige Stimmrechte und über 9.580.852 Aktien alleinige Verfügungsgewalt besitzt, was darauf hinweist, dass es die Abstimmung und Verfügung über den Großteil seiner Beteiligung direkt kontrolliert.

Primecap wird als Anlageberater (IA) geführt und bestätigt, dass die Aktien im gewöhnlichen Geschäftsverlauf erworben und gehalten werden und nicht zum Zweck der Änderung oder Beeinflussung der Kontrolle über AECOM. Die Erklärung ist eine Schedule 13G/A-Angabe einer wesentlichen passiven Beteiligung über der 5%-Schwelle.






Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G



PRIMECAP MANAGEMENT CO/CA/
Signature:Jorge A. Rodriguez
Name/Title:Deputy Chief Compliance Officer
Date:08/13/2025

FAQ

How many AECOM (ACM) shares does Primecap report owning?

Primecap reports beneficial ownership of 9,580,852 shares of AECOM common stock.

What percentage of AECOM does Primecap own according to the filing?

The filing states Primecap owns 7.24% of the class.

Does Primecap have voting or dispositive power over the AECOM shares?

Yes. The filing shows sole voting power for 9,256,652 shares and sole dispositive power for 9,580,852 shares.

Is Primecap acting as an activist or seeking control of AECOM?

No. Item 10 certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

What type of filer is Primecap listed as on the Schedule?

Primecap is identified as an Investment Adviser (IA) on the filing.
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