Phillip T. (Terry) Ragon

Phillip T. (Terry) Ragon

Phillip T. (Terry) Ragon (#1295)

Global Rank #1295
Country Rank #469
Country United States

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

  • $ 3 B
  • Health IT
  • United States
  • M
  • 77 Years

Snapshot

Quick Facts

Global Rank #1,295
Country Rank #469
Net Worth $3.3B
Previous Worth $3.3B
Worth Change +$0.0B
Country United States
Industry Health IT
Age 77 Years
Gender M
Worth As Of May 4, 2026
Residence Boston, Massachusetts
Citizenship United States
World Billionaires List United States Billionaires Health IT

Profile Data

Personal Stats

Age 76
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 $3.3B
Current Net Worth $3.3B

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.

Achievements

Forbes List Highlights

A snapshot of the list placements and rankings connected to Phillip T. (Terry) Ragon.

#1325
Billionaires (2026)
#352
Forbes 400 (2025)

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: $3.3B (May 4, 2026)

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