Analysis: Warsh rate hike reinforces Fed independence after Trump pressure Americans' incomes rose and poverty fell in 2025, Census Bureau says OpenAI CFO Sarah Friar emphasizes 'need to take safety seriously' on AI risks Elon Musk, the world’s richest man, says he’s living in an Airstream trailer to oversee xAI’s biggest expansion yet Dominant Kerr wins $150K with GB's first Ultimate title Amid war and sanctions, many Iranians are losing their jobs and struggling to get by Dan Chung rebuilt a decimated Alger Management after 9/11. He's still finding the market's winners Kenya's foreign trader crackdown sparks fear among migrant communities OpenAI says it cracked one of math’s grand challenges. But there are troubling questions about how they did it—and what it means for us all U.S. debt is even worse than it seems, and rising Treasury yields are now an ‘all-hands-on-deck situation,’ top economist warns

Phillip T. (Terry) Ragon

Phillip T. (Terry) Ragon

Phillip T. (Terry) Ragon (#1047)

Global Rank #1047
Country Rank #423
Country United States

Phillip T. (Terry) Ragon is listed among the world billionaires tracked by Iconic Billionaires.

  • $ 4 B
  • Health IT
  • United States
  • M
  • 77 Years

Snapshot

Quick Facts

Global Rank #1,047
Country Rank #423
Net Worth $4.1B
Previous Worth $4.1B
Worth Change +$0.0B
Country United States
Industry Health IT
Age 77 Years
Gender M
Worth As Of May 4, 2026
Last Refreshed 12 Sep 2026, 12:00 AM
Residence Boston, Massachusetts
World Billionaires List United States Billionaires Health IT

Profile Data

Personal Stats

Age 77
Source Of Wealth Health IT, Self Made
Self Made Score 8
Philanthropy Score 3
Residence Boston, Massachusetts
Citizenship United States
Marital Status Married
Education Bachelor of Arts/Science, Massachusetts Institute of Technology
Net Worth Change +$0.0B +0.0% from previous worth
Previous Net Worth $4.1B
Current Net Worth $4.1B

Worth as of May 4, 2026

About Me

Phillip Ragon, known as Terry, founded InterSystems, a software company that enables hospitals and banks to analyze big data, in 1978. Ragon retains full ownership of the company, which generates around $1 billion in annual sales. Ragon and his wife, Susan, joined the Giving Pledge in 2017. After a trip to South Africa in 2009 where Terry and Susan saw the ravages of AIDS, they established the Ragon Institute to pursue an HIV vaccine. The couple announced a $200 million gift to endow the Ragon Institute of Massachusetts General Hospital, MIT and Harvard in 2019.

Insights

Did You Know?

Ragon spent his high school senior year in Bogota, Colombia and has donated over half a million dollars since 2013 to a religious school there.

Ragon is the son of a U.S. Air Force fighter pilot.

Wealth Growth

Net Worth Growth Over Time

Tracking Phillip T. (Terry) Ragon'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: $4.1B (May 4, 2026)

© Iconic Billionaires