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Mary Puma
Director/Board Member at
PENGUIN SOLUTIONS, INC.
Net worth: 10 M $ as of 31/05/2026
Profile
Mary G.
Puma currently serves as Independent Director at Ciena Corp., Penguin Solutions, Inc., Allegro MicroSystems, Inc., and Entegris, Inc. She is Co-Managing Director at Axcelis Technologies GmbH and Trustee at North Shore Medical Center, Inc. and North Shore Cancer Center.
Former roles include Chairman at Semiconductor Equipment & Materials International (2023–2025), Executive Chairman at Axcelis Technologies, Inc. (2023–2024), Independent Director at Nordson Corp.
(2001–2023), Director at Apogent Technologies, Inc., Vice President-Implant Systems Division at Eaton Corp.
(1998–2000), and Principal at GE Aerospace.
Education includes undergraduate studies at Tufts University and graduate studies at MIT Sloan School of Management.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CIENA CORPORATION 0.01% | 26/03/2026 | 11,477 ( 0.01% ) | 7 M $ | 31/05/2026 |
| 06/02/2026 | 25,398 ( 0.05% ) | 1 M $ | 31/05/2026 | |
| 10/06/2026 | 17,483 ( 0.01% ) | 836 911 $ | 31/05/2026 | |
| 06/05/2026 | 5,516 ( 0% ) | 765 566 $ | 31/05/2026 |
Mary Puma active positions
| Companies | Position | Start |
|---|---|---|
| PENGUIN SOLUTIONS, INC. | Director/Board Member | 15/07/2023 |
| CIENA CORPORATION | Director/Board Member | 30/08/2023 |
| ALLEGRO MICROSYSTEMS, INC. | Director/Board Member | 18/10/2023 |
| ENTEGRIS, INC. | Director/Board Member | 05/09/2024 |
North Shore Medical Center, Inc.
 North Shore Medical Center, Inc. Hospital/Nursing ManagementHealth Services Provides healthcare services | Director/Board Member | - |
Axcelis Technologies GmbH
 Axcelis Technologies GmbH Industrial MachineryProducer Manufacturing Manufactures non-industry specific machinery | Chief Executive Officer | - |
North Shore Cancer Center
 North Shore Cancer Center Hospital/Nursing ManagementHealth Services Operates cancer center | Director/Board Member | - |
Former positions of Mary Puma
| Companies | Position | End |
|---|---|---|
Semiconductor Equipment & Materials International
 Semiconductor Equipment & Materials International SemiconductorsElectronic Technology Manufactures and supplies semiconductor equipments | Chairman | 01/05/2025 |
| AXCELIS TECHNOLOGIES, INC. | Chief Executive Officer | 11/05/2023 |
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Training of Mary Puma
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
52
1st degree connections
15
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 15 |
|---|---|
Eaton Corp.
 Eaton Corp. Miscellaneous Commercial ServicesCommercial Services Operates as a power management company and manufactures hydraulic & electrical equipment for vehicle manufacturers | Commercial Services |
GE Aerospace
 GE Aerospace Aerospace & DefenseElectronic Technology Designs, develops, manufactures and services aircraft engines for commercial airframes & defense jet engines, avionics & power systems | Electronic Technology |
Nordson Corp.
 Nordson Corp. Industrial MachineryProducer Manufacturing Engineers, manufactures and markets products and systems used for dispensing and processing of adhesives | Producer Manufacturing |
Ciena Corp.
 Ciena Corp. Telecommunications EquipmentElectronic Technology Provides communication network equipment, associated software and professional services | Electronic Technology |
Entegris, Inc.
 Entegris, Inc. Industrial MachineryProducer Manufacturing Manufactures and supplies critical materials for the semiconductor, data storage & pharmaceutical industries | Producer Manufacturing |
Axcelis Technologies, Inc.
 Axcelis Technologies, Inc. Industrial MachineryProducer Manufacturing Manufactures semiconductor equipment | Producer Manufacturing |
Apogent Technologies, Inc.
 Apogent Technologies, Inc. Medical SpecialtiesHealth Technology Designs and manufactures laboratory supplies | Health Technology |
North Shore Medical Center, Inc.
North Shore Medical Center, Inc. Hospital/Nursing ManagementHealth Services Provides healthcare services | Health Services |
Tufts University
 Tufts University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Semiconductor Equipment & Materials International
Semiconductor Equipment & Materials International SemiconductorsElectronic Technology Manufactures and supplies semiconductor equipments | Electronic Technology |
North Shore Cancer Center
North Shore Cancer Center Hospital/Nursing ManagementHealth Services Operates cancer center | Health Services |
Axcelis Technologies GmbH
Axcelis Technologies GmbH Industrial MachineryProducer Manufacturing Manufactures non-industry specific machinery | Producer Manufacturing |
MIT Sloan School of Management
 MIT Sloan School of Management Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Penguin Solutions, Inc.
 Penguin Solutions, Inc. SemiconductorsElectronic Technology Manufactures memory chips | Electronic Technology |
Allegro MicroSystems, Inc.
 Allegro MicroSystems, Inc. SemiconductorsElectronic Technology Develops semiconductor devices | Electronic Technology |
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