LeaderPortfolio
Bloomberg
Michael Bloomberg
Rank #18
UNITED STATESFinance InvestmentsBloomberg LP

Michael Bloomberg

Net Worth
$109.419B
0% (24h)
Michael Rubens Bloomberg is an American businessman, politician, and philanthropist. He is the majority owner and co-founder of Bloomberg L.P., a financial information, software, and media company and was its CEO from 1981 to 2001, and again from 2014 to 2023. As of March 2026, his net worth is estimated at $109.4 billion. Bloomberg's wealth source is Bloomberg L.P.. He began his career at Salomon Brothers before starting his own company. Bloomberg served as the 109th mayor of New York City from 2002 to 2013. Throughout his career, he has been a major philanthropist, donating billions to various causes.

How to read Michael Bloomberg'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 Michael Bloomberg, we anchor the narrative to Bloomberg LP and Bloomberg LP, 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 $109.419B alongside global rank #18, 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 (UNITED STATES) 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

Michael Rubens Bloomberg was born on February 14, 1942, in Brighton, Boston, Massachusetts. He was raised in Medford, Massachusetts. Bloomberg's father was a bookkeeper and his mother was a secretary. He graduated from Medford High School in 1960. He attended Johns Hopkins University, where he earned a Bachelor of Science in Engineering degree in electrical engineering in 1964. He then attended Harvard Business School, where he earned an MBA in 1966.

Rise to Success

In 1966, Bloomberg began his career at Salomon Brothers, a Wall Street investment bank. He worked there for 15 years, rising to the level of partner. In 1981, after Salomon Brothers was acquired, Bloomberg was fired, receiving a $10 million severance package. With this, he founded Innovative Market Systems in 1981, which later became Bloomberg L.P.. The company developed the Bloomberg Terminal, which provided real-time market data and analytics. Bloomberg served as CEO of Bloomberg L.P. from 1981 to 2001, and again from 2014 to 2023.

Key Business Strategies

Key to Bloomberg's success was his vision to provide financial professionals with real-time data and analytics. He focused on innovation and adapting to market needs. The Bloomberg Terminal became the core product, generating significant revenue. Bloomberg also expanded into news and media with Bloomberg News and Bloomberg Television, creating an integrated financial information service.

Philanthropy

Michael Bloomberg is a prominent philanthropist, with over $21 billion in lifetime giving as of May 2025. In 2024, he was the largest individual donor, giving $3.7 billion to various causes. His philanthropic efforts focus on the environment, public health, the arts, education, and government innovation.

Career Timeline

2024

Presidential Medal of Freedom

Awarded the Presidential Medal of Freedom.

2014

Returned as CEO of Bloomberg L.P.

Resumed leadership of the company.

2002

Mayor of New York City

Served as the 109th mayor of New York City for three terms.

1981

Founded Innovative Market Systems (Bloomberg L.P.)

Launched a financial data and analytics company.

1966

Began Career at Salomon Brothers

Started as a trading room clerk, rising to partner.

Philanthropic Impact

Education$1B

Johns Hopkins University

Committed $1 billion to make medical school free for most students and increase financial aid for nursing and public-health students.

Education$600M

Historically Black Medical Schools

Committed $600 million to the endowments of four historically Black medical schools.

Various$3.7B

Various Causes

Gave $3.7 billion in 2024 to support arts, education, the environment, public health, and programs to improve city governments.

Key Business Ventures & Holdings

CompanyStakeValue
Bloomberg LP88.00%

Net Worth History

In-Depth Analysis

Early Life

Michael Rubens Bloomberg was born on February 14, 1942, in Brighton, Boston, Massachusetts. He was raised in Medford, Massachusetts. Bloomberg's father was a bookkeeper and his mother was a secretary. He graduated from Medford High School in 1960. He attended Johns Hopkins University, where he earned a Bachelor of Science in Engineering degree in electrical engineering in 1964. He then attended Harvard Business School, where he earned an MBA in 1966.

Rise to Success

In 1966, Bloomberg began his career at Salomon Brothers, a Wall Street investment bank. He worked there for 15 years, rising to the level of partner. In 1981, after Salomon Brothers was acquired, Bloomberg was fired, receiving a $10 million severance package. With this, he founded Innovative Market Systems in 1981, which later became Bloomberg L.P.. The company developed the Bloomberg Terminal, which provided real-time market data and analytics. Bloomberg served as CEO of Bloomberg L.P. from 1981 to 2001, and again from 2014 to 2023.

Key Business Strategies

Key to Bloomberg's success was his vision to provide financial professionals with real-time data and analytics. He focused on innovation and adapting to market needs. The Bloomberg Terminal became the core product, generating significant revenue. Bloomberg also expanded into news and media with Bloomberg News and Bloomberg Television, creating an integrated financial information service.

Philanthropy

Michael Bloomberg is a prominent philanthropist, with over $21 billion in lifetime giving as of May 2025. In 2024, he was the largest individual donor, giving $3.7 billion to various causes. His philanthropic efforts focus on the environment, public health, the arts, education, and government innovation.

Data Sources & Methodology

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

Latest News

Emma Bloomberg's Unlikely Gambit: From the Billionaire's Daughter to the Champion of Underdogs – And What It Means For The Future of American Media

Mar 2, 2026

Emma Bloomberg's Unlikely Gambit: From the Billionaire's Daughter to the Champion of Underdogs – And What It Means For The Future of American Media

Emma Bloomberg, daughter of media titan Michael Bloomberg, has charted her own course, seemingly rejecting the gilded path. Her work with USA Today, focusing on underserved communities, is not just a philanthropic gesture; it's a strategic move that could redefine the future of journalism. This decision signals a seismic shift in how media is funded, delivered, and perceived, with implications that reach far beyond the headlines.

Bloomberg's Economic Prognosis: A Calculated Risk or a Canary in the Coal Mine?

Jan 15, 2026

Bloomberg's Economic Prognosis: A Calculated Risk or a Canary in the Coal Mine?

Michael Bloomberg, a man who built an empire on information, has just sent a very clear message about the state of the economy. This isn't just a soundbite; it's a meticulously crafted signal, backed by billions and years of experience. Expect this move to reverberate across Wall Street and Main Street, triggering a scramble to recalibrate investment strategies and prepare for potential turbulence.

Bloomberg's Global Gambit: Can Trash, Mayors, and Billions Really Save Democracy?

Dec 8, 2025

Bloomberg's Global Gambit: Can Trash, Mayors, and Billions Really Save Democracy?

Michael Bloomberg, the billionaire ex-mayor, is making a massive bet. He's quietly expanding his global network of mayoral support, linking the prosaic task of waste management with the lofty goal of democratic preservation. This isn't just philanthropy; it's a strategic play that could redefine his legacy and reshape the future of urban governance, for better or worse.