Tariff refunds are juicing corporate profits and GDP as more tailwinds converge to propel growth to a blistering 4.3% pace, top economist says ‘If your tariff was 0%, there’s no need to commit fraud’: The White House is sounding off on a $112 billion tariff-dodging scheme it made worse U.S. stocks fall after Iran says Strait of Hormuz will remain shut Trump is betting that the U.S. naval blockade choking Iran’s economy can achieve what bombs and missiles couldn’t as more oil sneaks out of the Gulf Gordan Chang – “China Is Broke – Rulers Are Desperate – Bad Things Are Going to Happen” American Airlines will stop upgrading elite flyers to business from coach on long domestic flights Does Africa still back Infantino as Fifa president? A billion SpaceX shares unlock Thursday. Wall Street isn’t worried: ‘You never bet against Elon.

Seo Jung-jin

Seo Jung-jin

Seo Jung-jin (#432)

Global Rank #432
Country Rank #5
Country South Korea

Seo Jung-jin is listed among the world billionaires tracked by Iconic Billionaires.

  • $ 9 B
  • Biotech
  • South Korea
  • M
  • 68 Years

Snapshot

Quick Facts

Global Rank #432
Country Rank #5
Net Worth $8.6B
Previous Worth $8.9B
Worth Change -$0.3B
Country South Korea
Industry Biotech
Age 68 Years
Gender M
Worth As Of May 4, 2026
Last Refreshed 18 Aug 2026, 12:00 AM
Residence Seoul, South Korea
World Billionaires List South Korea Billionaires Biotech

Profile Data

Personal Stats

Age 68
Source Of Wealth Biotech, Self Made
Residence Seoul, South Korea
Citizenship South Korea
Marital Status Married
Children 4
Education Bachelor of Arts/Science, Konkuk University; Master of Science, Konkuk University
Net Worth Change -$0.3B -3.4% from previous worth
Previous Net Worth $8.9B
Current Net Worth $8.6B

Worth as of May 4, 2026

About Me

Seo Jung-jin is cofounder of Celltrion, a biopharmaceutical firm that makes drugs to treat cancer, influenza and rheumatoid arthritis, among others. With the success of biosimilars in South Korea, his Celltrion has become a favorite among investors. In 2023, Seo returned as chairman of his Celltrion group, two years after stepping down from the role, and pledged to make major acquisitions. Seo's eldest son Jin-seok is cochairman of Celltrion Inc. Seo started Celltrion Inc. in 2002 and took it public in 2008.

Insights

Did You Know?

Seo is a former employee of Samsung Electro-Mechanics.

Wealth Growth

Net Worth Growth Over Time

Tracking Seo Jung-jin's net worth journey over the years, highlighting key growth phases and financial milestones.

Worth Trend Net Worth Growth
Period Change Worth Movement
Current Net Worth: $8.6B (May 4, 2026)

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