LeaderPortfolio
Chang
Jason Chang
Rank #144
SINGAPORETechnologySemiconductors

Jason Chang

Net Worth
$18.607B
-3.68% (24h)
Jason Chang, at 81 years old, is a Taiwanese-Singaporean billionaire celebrated for his pivotal role in the semiconductor industry. His journey began in Shanghai, China, later moving to Taiwan and achieving an MS in Industrial Engineering from the Illinois Institute of Technology. As the Chairman of ASE Technology Holding, the world's largest independent semiconductor packaging company, Chang's career highlights include pioneering innovations in IC assembly. His net worth is estimated at $14.2 billion, ranking him as the richest person in Singapore in 2026. Chang is married with three children and maintains his primary residence in Taipei, Taiwan.

How to read Jason Chang's profile

Public net-worth figures are estimates. They combine observable inputs—typically listed equity, disclosed transactions, and market prices—with editorial judgment where filings are incomplete (for example, private holdings, debt, or cross-holdings). For Jason Chang, we anchor the narrative to Semiconductors and Semiconductors, then update the headline number as markets move. The chart on this page is meant to show trajectory, not a certified balance sheet.

When you see $18.607B alongside global rank #144, interpret it as our best synthesis of widely cited ownership and price signals—not a claim about cash on hand. Estimates can diverge from other publishers because of different treatment of options, trusts, charitable vehicles, or illiquid assets. We document the general approach in methodology and welcome corrections via corrections.

Country (SINGAPORE) and career milestones on this page are curated for reader context; they should be verified against primary sources when used for research. Editorial metadata for this profile is refreshed on a rolling basis, with deeper audits at least annually (last noted cycle: 2026).

Looking for depth? When available, the dossier and timeline sections below add long-form context beyond the headline number—prioritize those modules when evaluating claims about strategy, controversies, or philanthropic commitments.

The Full Dossier

Early Life and Education

Jason Chang was born in Shanghai, China, in May 1944. His family later relocated to Taiwan. He studied electronic engineering at National Taiwan University and went on to earn a Master of Science in industrial engineering from the Illinois Institute of Technology.

Rise to Success

Chang's career is defined by his chairmanship of ASE Technology Holding, a global leader in semiconductor assembly and testing services. He, along with his brother Richard, control Sino Horizon, a real estate developer. Chang's expertise in the semiconductor sector, especially in IC assembly processes, has been widely recognized. He received the Semiconductor Equipment and Materials International (SEMI) Award in 2015 for his work in the development and commercialization of copper wire technology.

Key Business Strategies

Under Jason Chang's leadership, ASE Technology Holding has grown significantly. The company operates manufacturing facilities across Asia, Europe, and the United States. The company's focus on innovation and technological advancements has been key to its success.

Philanthropy

Details about Jason Chang's specific philanthropic initiatives are not widely available in the search results. However, his family has supported educational and cultural causes.

Career Timeline

2015

SEMI Award

Received the Semiconductor Equipment and Materials International (SEMI) Award for contributions to copper wire technology in IC assembly.

1997

Foundation of ASE Technology Holding

Led the establishment of ASE Technology Holding, which became a world-leading semiconductor packaging and testing company.

Philanthropic Impact

Education and CultureUndisclosed

Unknown

Details not available in the search results.

Key Business Ventures & Holdings

CompanyStakeValue
ASE Technology Holding22.00%

Net Worth History

In-Depth Analysis

Early Life and Education

Jason Chang was born in Shanghai, China, in May 1944. His family later relocated to Taiwan. He studied electronic engineering at National Taiwan University and went on to earn a Master of Science in industrial engineering from the Illinois Institute of Technology.

Rise to Success

Chang's career is defined by his chairmanship of ASE Technology Holding, a global leader in semiconductor assembly and testing services. He, along with his brother Richard, control Sino Horizon, a real estate developer. Chang's expertise in the semiconductor sector, especially in IC assembly processes, has been widely recognized. He received the Semiconductor Equipment and Materials International (SEMI) Award in 2015 for his work in the development and commercialization of copper wire technology.

Key Business Strategies

Under Jason Chang's leadership, ASE Technology Holding has grown significantly. The company operates manufacturing facilities across Asia, Europe, and the United States. The company's focus on innovation and technological advancements has been key to its success.

Philanthropy

Details about Jason Chang's specific philanthropic initiatives are not widely available in the search results. However, his family has supported educational and cultural causes.

Data Sources & Methodology

Figures for Jason Chang are synthesized from the sources below and cross-checked against our net worth methodology. Estimates may lag market moves; see corrections to report discrepancies.