Cabot Corporation Announces Reinforcement Materials Segment Executive Transition
Cabot Corporation (NYSE: CBT) appointed William “Bill” Masterson as senior vice president and president of its Reinforcement Materials segment, effective November 21, 2025. Masterson succeeds Matthew Wood, who ceased serving in the role and as an employee effective immediately; the departure was stated not to involve any disagreement related to the company’s business or controls.
Masterson joined Cabot in 2011 and most recently served as vice president, Global Business Operations for Carbon and Silica Technologies with global responsibility for specialty carbon, specialty compounds, fumed metal oxide and aerogel manufacturing, plus product management, supply chain and product line technology.
Cabot Corporation (NYSE: CBT) ha nominato William “Bill” Masterson come Senior Vice President e presidente del segmento Reinforcement Materials, con effetto dal 21 novembre 2025. Masterson succede a Matthew Wood, che cessa dall'incarico e dall'essere dipendente con effetto immediato; la partenza non è stata associata a alcuna divergenza riguardo agli affari o ai controlli dell'azienda.
Masterson è entrato in Cabot nel 2011 e ricopriva recentemente la carica di vicepresidente, Global Business Operations per le Tecnologie di Carbon e Silice, con responsabilità globale per carbonio speciale, composti speciali, ossidi metallici fumeri e aerogel, oltre a gestione prodotto, catena di fornitura e tecnologia di linea di prodotto.
Cabot Corporation (NYSE: CBT) designó a William “Bill” Masterson como vicepresidente senior y presidente del segmento Reinforcement Materials, con efecto a partir del 21 de noviembre de 2025. Masterson sucede a Matthew Wood, quien dejó el cargo y dejó de ser empleado con efecto inmediato; se afirmó que la salida no involucró ningún desacuerdo relacionado con el negocio o los controles de la empresa.
Masterson se unió a Cabot en 2011 y recientemente se desempeñó como vicepresidente, Operaciones Globales de Negocios para Carbon and Silica Technologies, con responsabilidad global para carbono especial, compuestos especiales, óxidos metálicos nebulizados y aerogel, además de gestión de productos, cadena de suministro y tecnología de líneas de productos.
캐봇 코퍼레이션(Cabot Corporation) (NYSE: CBT)은 2025년 11월 21일부로 강화 소재 부문의 수석 부사장 겸 사장을 임명했다. Masterson은 즉시 효력이 발생한 직에서 물러난 Matthew Wood를 계승하며, 이번 이직은 회사의 비즈니스나 관리에 관한 이견이 있었던 것이 아님을 밝혔다.
Masterson은 2011년 Cabot에 입사했으며 최근에는 Carbon and Silica Technologies의 글로벌 비즈니스 운영 부사장으로 재직하며, 글로벌 책임 아래 특수 탄소, 특수 화합물, 분무형 금속 산화물과 에어로겔 제조, 더불어 제품 관리, 공급망 및 제품 라인 기술을 담당했다.
Cabot Corporation (NYSE: CBT) a nommé William « Bill » Masterson au poste de premier vice-président et président du segment Materials de Renforcement, à compter du 21 novembre 2025. Masterson succède à Matthew Wood, qui a cessé d'occuper ce poste et d'être employé avec effet immédiat; le départ a été déclaré sans aucun désaccord lié aux activités ou aux contrôles de l'entreprise.
Masterson a rejoint Cabot en 2011 et occupait récemment le poste de vice-président, Opérations commerciales mondiales pour les technologies du carbone et de la silice, avec une responsabilité mondiale pour le carbone spécialisé, les composés spécialisés, les oxydes métalliques fumés et la fabrication d'aérogel, ainsi que la gestion des produits, la chaîne d'approvisionnement et la technologie de ligne de produits.
Cabot Corporation (NYSE: CBT) hat William “Bill” Masterson zum Senior Vice President und Präsident des Segments Reinforcement Materials ernannt, mit Wirkung ab 21. November 2025. Masterson folgt auf Matthew Wood, der seine Position und seine Anstellung mit sofortiger Wirkung niederlegte; der Abgang wurde als nicht mit Meinungsverschiedenheiten in Bezug auf das Geschäft oder die Kontrollen des Unternehmens verbunden angegeben.
Masterson kam 2011 zu Cabot und war zuletzt als Vizepräsident, Global Business Operations für Carbon and Silica Technologies tätig, mit globaler Verantwortung für Spezial-Kohlenstoffe, Spezialverbindungen, hochgebundene Metalloxid-Nebel und Aerogel-Herstellung sowie Produktmanagement, Lieferkette und Produktlinien-Technologie.
شركة كابوت (بورصة نيويورك: CBT) عيّنت ويليام “بيل” ماسترسن كنفـس كبير بروسيدنت ورئيس قسم مواد التعزيز، اعتباراً من 21 نوفمبر 2025. يحل ماسترسن محل ماتيو وود الذي ترك المنصب وعُيّن كموظفٍ بشكلٍ فوري؛ وُجد أن المغادرة لم تتعلق بأي خلاف بشأن أعمال الشركة أو ضوابطها.
انضم ماسترسن إلى كابوت في 2011 وشغل مؤخراً منصب نائب الرئيس، عمليات الأعمال العالمية لتقنيات الكربون والسليكا، مع مسؤولية عالمية عن الكربون الخاص، والمركّبات الخاصة، وأكسيد معدني مُبخَّر و تصنيع الأيروغِل، بالإضافة إلى إدارة المنتجات وسلسلة التوريد وتكنولوجيا خط الإنتاج.
- Appointment effective November 21, 2025
- Masterson joined Cabot in 2011
- Global operations responsibility across multiple product lines
- Experience leading product management, supply chain, and technology
- Immediate departure of prior segment president may cause short-term transition risk
BOSTON, Nov. 21, 2025 (GLOBE NEWSWIRE) -- Cabot Corporation (NYSE: CBT) today announced that it has appointed William (“Bill”) Masterson as senior vice president and president, Reinforcement Materials segment, effective November 21, 2025. Masterson succeeds Matthew Wood, who ceases to serve in this position and as an employee of the Company effective immediately.
Wood’s departure from the Company is not due to any disagreement with the Company on any matter related to the Company’s business performance, operations, financial statements, internal controls, or auditors.
Masterson joined Cabot from WR Grace in 2011 and, throughout his tenure, has held a variety of leadership positions with increasing responsibility across the Company’s businesses. Most recently, he served as vice president, Global Business Operations for Carbon and Silica Technologies, where he had global responsibility for all specialty carbon, specialty compounds, fumed metal oxide and aerogel manufacturing facilities spanning multiple regions. In this role, Bill also had leadership responsibility for the product management, supply chain, and product line technology functions, driving critical initiatives to enhance efficiency, optimize performance, and support long-term growth. Prior to that, he was vice president and regional business director for the Americas in the specialty carbons and fumed metal oxides product lines, where he was responsible for all sales, marketing, and technical service activities to drive growth and profitability in these product lines. In addition to these leadership roles, Bill also had enterprise responsibility for our global commercial center of excellence. Masterson’s extensive experience managing complex global operations combined with deep expertise in commercial strategy, positions him well to advance Cabot’s objectives in his new role.
“Bill brings a strong and diverse background to his new role, with deep expertise in global business operations, commercial strategy, and a proven ability to lead complex organizations. Throughout his career at Cabot, he has demonstrated disciplined execution and a commitment to driving growth and operational excellence,” said Sean Keohane, president and chief executive officer of Cabot Corporation. “Bill will also have the support of a long-tenured, highly experienced team with decades of knowledge in Reinforcement Materials, providing consistency and strength as he leads the business forward. He is also highly regarded for his collaborative leadership style and his ability to develop talent across the Company. I am confident that his strategic insight and operational experience will position the Reinforcement Materials business for continued success and long-term growth.”
About Cabot Corporation
Cabot Corporation (NYSE: CBT) is a global specialty chemicals and performance materials company headquartered in Boston, Massachusetts. The company is a leading provider of reinforcing carbons, specialty carbons, battery materials, engineered elastomer composites, inkjet colorants, masterbatches and conductive compounds, fumed metal oxides and aerogel. For more information on Cabot, please visit the company’s website at cabotcorp.com. The Company regularly posts important information on its website and encourages investors and potential investors to consult the Cabot website regularly.
Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995: Statements in the press release regarding Cabot's business that are not historical facts are forward looking statements that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward looking statements, see "Risk Factors" in the Company's Annual Report on Form 10-K.
| Contact: | Vanessa Craigie | |
| Corporate Communications | ||
| vanessa.craigie@cabotcorp.com | ||
| (617) 342-6015 | ||
| Steve Delahunt | ||
| Investor Relations | ||
| steve.delahunt@cabotcorp.com | ||
| (617) 342-6255 |
FAQ
When did Cabot (CBT) appoint the new Reinforcement Materials president?
Who did William Masterson succeed as Reinforcement Materials president at CBT?
What relevant experience does Bill Masterson have for the CBT Reinforcement Materials role?
Does Cabot say Matthew Wood left over a disagreement about company performance or controls?
How might the CBT leadership change affect Reinforcement Materials near term?
