Ken Griffin

Founder and CEO of Citadel and founder of Citadel Securities — one of the world’s most powerful hedge fund managers.

Knowledge panel

Occupation

Hedge Fund Manager & Investor

Born in

Daytona Beach, Florida, U.S.

Born

October 15, 1968

Zodiac

Libra

21,136

days alive

57

years old

$57.5B

net worth

#9 of 2,697

Born
October 15, 1968 in 🇺🇸Daytona Beach, Florida, U.S.
Zodiac
♎︎Libra·monkey 🐒
3 sourcesUpdated Aug 2026

About

Cited1

Kenneth C. Griffin (born October 15, 1968) is an American hedge fund manager and investor. He founded Citadel LLC in 1990 and Citadel Securities in 2002, building both into major forces in global markets. A Harvard graduate who began trading from his dorm room, he is among the world’s wealthiest people and a major philanthropist.

Birth Chart

Natal Chart

Ken's Birth Chart

Astrology
♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎☉☽☿♀♂♃♄⛢♆♇
Fire
Earth
Air
Water
☉

Sun Sign

Libra♎︎

☽

Moon Sign

Leo♌︎

Dominant Element

Air

⚠️ Rising sign requires birth time for accurate calculation

Planetary positions calculated for October 15, 1968

Connections4

Bill Ackman

Bill Ackman

Hedge Fund Manager & Investor

David Einhorn

David Einhorn

Hedge Fund Manager & Investor

Stanley Druckenmiller

Stanley Druckenmiller

Hedge Fund Manager & Investor

Steve Cohen

Steve Cohen

Hedge Fund Manager & Investor

Verified Sources

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Day Lookup ToolDay MilestonesOn This Day
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⚡ Timeline
2022
Day 19,587
Age 53

Citadel moves headquarters to Miami

Confidence
92%
Jun 1, 2022
2015
Day 16,879
Age 46

Divorce from Anne Dias finalized

Confidence
96%
Jan 1, 2015

Divorce from Anne Dias finalized after a high-profile legal battle.

2014
Day 16,818
Age 46

Donation to Harvard University

Confidence
96%
Nov 1, 2014

Griffin donates $150 million to Harvard University, his alma mater.

2003
Day 12,677
Age 34

Marriage to Anne Dias

Confidence
96%
Jul 1, 2003

Griffin marries Anne Dias, founder of Aragon Global Management.

2002
Day 12,131
Age 33

Citadel Securities founded

Confidence
96%
Jan 1, 2002

Griffin founds Citadel Securities, a market-making firm.

1990
Day 8,052
Age 22

Citadel LLC founded

Confidence
96%
Nov 1, 1990

Griffin founds Citadel LLC, a global investment firm.

1989
Day 7,383
Age 20

Graduates from Harvard University

Confidence
96%
Jan 1, 1989

Graduates from Harvard University with a degree in economics.

1987
Day 6,652
Age 18

Starts convertible bond arbitrage fund

Confidence
96%
Jan 1, 1987

Starts a convertible bond arbitrage fund with $265,000 while at Harvard.

Day 6,652
Age 18

Trades from Harvard dorm room

Confidence
96%
Jan 1, 1987

Begins trading from his Harvard dorm room.

1986
Day 6,287
Age 17

Summer internship at Tudor Investments

Confidence
96%
Jan 1, 1986

Interns at Tudor Investments, a hedge fund founded by Paul Tudor Jones.

1980
Day 4,095
Age 11

Begins trading stocks in high school

Confidence
96%
Jan 1, 1980

Starts trading stocks and developing an interest in finance during high school.

1968
Day 0
Age 0

Born in Daytona Beach, Florida

Confidence
96%
Oct 15, 1968

Kenneth Cordele Griffin is born in Daytona Beach, Florida.