CELESTICA INC
Ticker: CLSTechnologyElectronic EquipmentThe business
Celestica Inc. (NYSE: CLS) is a technology leader providing design, engineering, manufacturing, supply chain, and platform solutions for critical data center infrastructure serving artificial intelligence, cloud computing, and hybrid cloud markets. The company operates through two reportable segments: Connectivity and Cloud Solutions (CCS), which represented 74 percent of revenue in 2025, and Advanced Technology Solutions (ATS), representing 26 percent of revenue.
The CCS segment serves cloud-based service providers, hyperscalers, and data center customers with products including networking switches, optical systems, data center racks, servers, and storage systems. This segment includes the Hardware Platform Solutions business, which functions as an original design manufacturer providing customized technology platforms with hardware and software design capabilities. The ATS segment serves original equipment manufacturers across diversified markets including aerospace and defense, industrial automation, healthcare technology, and capital equipment manufacturing.
Celestica offers comprehensive services spanning the entire technology product lifecycle, including hardware design and development, new product introduction, engineering services, supply chain management and logistics, electronics manufacturing and assembly, complex mechanical assembly, precision machining, systems integration, testing, product licensing, and after-market services including IT asset management and disposition. The company maintains a global network of manufacturing sites and design centers strategically located across North America, Asia, and Europe, with approximately 75 percent of revenue produced in Asia.
Founded in 1996 following its separation from IBM, where it operated as a manufacturing unit for over 75 years, Celestica completed its initial public offering in 1998. The company serves industry-leading customers including Amazon, Meta, Google, Ciena, Dell, Hewlett-Packard Enterprise, IBM, Applied Materials, LAM Research, and Honeywell. The top ten customers represented 79 percent of total revenue in 2025. Celestica's competitive advantages include its Celestica Operating System, which standardizes practices across global sites, advanced manufacturing capabilities, supply chain expertise, and increasing capabilities in original design manufacturing and software solutions. The company website is www.celestica.com.
- Sector
- Technology
- Industry
- Electronic Equipment
- HQ
- TORONTO, A6
- FY end
- 12-31
- CIK
- 1030894
- SIC
- 3672
Ownership
Who holds CELESTICA INC — across funds, superinvestors and bonds · N-PORT 2026Q2 · 13F 2026-06-30
Top fund holders
| Fund | % of fund | Value |
|---|---|---|
| Fidelity Blue Chip Growth Fund FBGRX · Fidelity Securities Fund | 0.86% | $821.80M |
| Franklin Dynatech Fund FKDNX · Franklin Custodian Funds | 2.42% | $729.60M |
| VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND VXUS · VANGUARD STAR FUNDS | 0.11% | $687.98M |
| JPMorgan Large Cap Growth Fund SEEGX · JPMorgan Trust II | 0.44% | $539.23M |
| VANGUARD DEVELOPED MARKETS INDEX FUND VEA · VANGUARD TAX-MANAGED FUNDS | 0.13% | $407.98M |
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
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