Larry Ellison: From a Chicago Adoption to Oracle and the World’s Richest Man

Early Life & Family Origins

Lawrence Joseph Ellison was born on August 17, 1944, in the Bronx, New York City, to Florence Spellman, a 19-year-old single mother. When Ellison was nine months old, he contracted pneumonia, and his mother — unable to care for him — sent him to Chicago to be raised by her aunt and uncle, Lillian and Louis Ellison, who formally adopted him. He grew up in a modest two-bedroom apartment on Chicago’s South Side and did not learn he had been adopted until age twelve. His adoptive father, Louis, a civil servant who had lost his own real estate business during the Great Depression, was described as a hard, often distant man, and their relationship was strained; his adoptive mother, Lillian, was warm and nurturing, and the two remained close. Ellison has said he never met his biological father.

Education Two Unfinished Degrees

Ellison showed an early aptitude for mathematics and science. In 1962, at age 18, he enrolled at the University of Illinois at Urbana-Champaign to study science and premed, but he left after his adoptive mother, Lillian, died in 1964, partway through his studies. In 1966, he enrolled at the University of Chicago, where he took computer science classes for about a semester before dropping out again — he has since often described himself as a college dropout who taught himself computer programming.

Early Tech Career in California 1966–1977

In 1966, Ellison moved to California, where he found steady work as a computer programmer for various companies through the late 1960s and 1970s, eventually becoming a vice president at Precision Instruments Company by 1976. Neither his early jobs nor his personal finances were especially lucrative — he often took pay cuts when changing positions, and his passions for cycling and boating left him in debt, including a sailboat he bought before finishing payments on a smaller one. His first marriage, to Adda Quinn, ended in divorce in 1974; according to one widely told account, it was during a session with a marriage counselor as that marriage was ending that Ellison resolved to become a millionaire. While working at a small company called Ampex, he met Bob Miner and Ed Oates, who would become his co-founders at Oracle.

Founding Oracle 1977

In 1977, Ellison persuaded his Ampex colleagues Bob Miner and Ed Oates to join him in founding Software Development Laboratories (SDL) in Santa Clara, California, initially as a consultancy; the trio started the company with a modest combined investment of about $2,000, of which Ellison contributed $1,200. SDL’s first major client was the Central Intelligence Agency, which contracted the company to build a classified database program under the code name “Oracle.” Inspired by a 1976 IBM Research white paper describing the theoretical potential of relational databases — an idea IBM itself had not yet commercialized — Ellison became fixated on building a commercial relational database management system based on the work of researcher Edgar F. Codd, even as most other computer companies of the era were focused on hardware.

In 1979, the company — renamed Relational Software, Inc. — released Oracle, the first commercial relational database to use Structured Query Language (SQL). In 1981, IBM itself signed on to use Oracle, a landmark deal that allowed the small company’s sales to roughly double every year for the next seven years. The company was renamed Oracle Systems Corporation (later Oracle Corporation) in 1982 after its flagship product.

Growth, IPO & the 1990 Accounting Crisis 1986–1991

Oracle grew rapidly through the 1980s on the strength of aggressive marketing and product innovation, going public in 1986, and by 1987 had become the largest database-management company in the world. The good times did not last uninterrupted: in 1990, following a shareholder lawsuit, an internal audit revealed that Oracle had overstated its earnings, and the company’s stock price collapsed, pushing Oracle to the brink of bankruptcy. In the aftermath, Ellison ceded some executive responsibility to a new president and chief financial officer in 1991 as the company underwent a broader management shakeup and product-cycle refresh.

Rebuilding Oracle & Market Dominance 1992–2000

Oracle’s new leadership and refreshed product lineup helped the company recover, and by 1992 it had reclaimed its position as the leader in database management software; Ellison later deposed then-president Ray Lane and reasserted sole control of the company. By 1994, Oracle’s market value had surged to roughly $200 billion, and by 2000, on the strength of the dot-com boom, Ellison had briefly become the richest man in the world.

Internet Era, Acquisitions & Enterprise Expansion 2000s–2010s

Through the 2000s, Ellison steered Oracle well beyond its original database product, expanding aggressively into enterprise applications, middleware, and hardware through acquisitions of companies including PeopleSoft, Siebel Systems, BEA Systems, and — in a deal that also gave Oracle control of the popular open-source MySQL database, which Sun had acquired in 2008 — Sun Microsystems. In August 2010, Ellison publicly denounced Hewlett-Packard’s board for ousting his close friend, CEO Mark Hurd, comparing the decision to Apple’s ouster of Steve Jobs years earlier; the following month, Oracle hired Hurd as co-president alongside Safra Catz, while Ellison remained CEO.

Stepping Down as CEO 2014

On September 18, 2014, after 37 years at the helm, Ellison announced he was stepping down as Oracle’s chief executive officer; his longtime lieutenants Safra Catz and Mark Hurd took over as co-CEOs, while Ellison became executive chairman of the board and chief technology officer — the roles he continues to hold today.

AI Boom & Cloud Infrastructure Leadership 2020s

In the mid-2020s, Oracle transformed from a mature enterprise-software vendor into a marquee player in artificial intelligence infrastructure, renting out cloud computing power to major AI developers including OpenAI, on the back of a reported $553 billion order backlog. Oracle’s stock soared as investors priced in this AI-driven cloud growth: on September 10, 2025, a sharp single-day surge in Oracle shares briefly made Ellison the richest person in the world, with an estimated net worth of $393 billion — a roughly $100 billion single-day gain that stands as the largest one-day personal wealth increase ever recorded — before Tesla’s Elon Musk reclaimed the top spot the next day. Oracle’s stock has since been volatile, falling roughly 35% from its late-October 2025 high amid a $50 billion AI capacity expansion plan and a revenue miss, before rallying again to new highs in mid-2026.

Media Empire: Paramount Skydance & TikTok 2025–Present

In August 2025, Ellison provided financing through his family trust to back the merger of Paramount Global with Skydance Media, the production company run by his son David Ellison, in a deal valued at roughly $8 billion; the resulting company, Paramount Skydance, is chaired and led by David, while the Ellison family trust remains its largest shareholder. Paramount Skydance went on to acquire the right-leaning outlet The Free Press in October 2025, and by early 2026 was pursuing a roughly $110 billion bid for Warner Bros. Discovery, owner of CNN, HBO, and other major brands — a deal that has drawn scrutiny over media consolidation, editorial independence, and foreign-ownership rules given planned outside investment from firms including RedBird Capital. Ellison has personally guaranteed more than $40 billion of equity financing to help fund the Warner Bros. Discovery bid.

Separately, Ellison emerged as a lead investor in a group — alongside private equity firm Silver Lake and the UAE-backed fund MGX — that agreed in 2025 to acquire roughly 45% of TikTok’s U.S. operations as part of a deal required by U.S. law forcing Chinese parent company ByteDance to divest control of the app; Oracle would also continue playing a central role in overseeing TikTok’s U.S. data security and content-moderation systems, building on a data-hosting arrangement TikTok struck with Oracle in 2020. Ellison has a long history of advocating for expansive government and corporate data collection — he was notably critical of NSA whistleblower Edward Snowden, arguing in 2014 that no one had been “wrongly injured” by the agency’s surveillance programs — a stance that has made his central role in TikTok’s data oversight a subject of public debate.

Yachting & the America’s Cup 2000s–2010s

An avid sailor, Ellison founded Oracle Racing, Inc. in 2000 and went on to spend an estimated $875 million over the years on competitive sailing. After campaigning Maxi yachts, he founded BMW Oracle Racing to challenge for the 2003 Louis Vuitton Cup, and in 2007 his team served as Challenger of Record for the America’s Cup in Valencia, Spain, before being eliminated in the semifinals. On February 14, 2010, Ellison’s yacht USA 17 won the deciding race of the 33rd America’s Cup, making his BMW Oracle team the first challenger ever to win a “Deed of Gift” match. His Oracle Team USA successfully defended the Cup on September 25, 2013, in a dramatic comeback victory, though the team was penalized two points and fined $250,000 after judges found illegal lead pellets had been placed in their catamarans to gain extra weight. Ellison also owned the superyacht Rising Sun — at the time the world’s eighth-largest yacht — before selling it to film producer David Geffen in 2010, and he separately owns the Indian Wells tennis tournament.

Philanthropy & the Giving Pledge 1997–Present

In 1997, Ellison founded the Ellison Medical Foundation, a nonprofit that became one of the largest private funders of research into aging and age-related disease before winding down in 2013. In May 2016, he donated $200 million to the University of Southern California to establish the Lawrence J. Ellison Institute for Transformative Medicine, focused on cancer research and treatment. He later co-founded Sensei, a hydroponic indoor food-growing venture, with physician and author David Agus in 2018, and separately backed Project Ronin, a software startup aimed at improving cancer care through electronic medical record analysis, which closed in 2024. On August 4, 2010, Ellison joined the Giving Pledge, the campaign led by Warren Buffett and Bill and Melinda Gates, committing to give away at least 95 percent of his wealth to charity during his lifetime or at his death, though on his own timeline and terms.

Political Views & Government Ties Public Life

Ellison has for years supported Republican candidates, though he has often gravitated toward figures he considered more centrist, including Mitt Romney in 2012 and Marco Rubio in 2016 — for whom he was one of the largest donors to the Conservative Solutions PAC, contributing roughly $4 million by February 2016. He did not host a fundraiser for Donald Trump until early 2020, when Trump used Ellison’s Rancho Mirage, California property for a campaign event, prompting some Oracle employees to stage a walkout in protest; Ellison responded at the time that he was not personally present and that “we only have one president at a time.” He has since become closely associated with Trump’s second administration: he appeared alongside Trump at a January 2025 White House news conference, and in March 2026, Trump appointed him to the President’s Council of Advisors on Science and Technology (PCAST).

Lanai Island & Lifestyle Personal Wealth

In June 2012, Ellison purchased approximately 98 percent of the Hawaiian island of Lanai — the sixth-largest island in the Hawaiian chain — for a reported $300 million, and remains one of the island’s largest employers and investors through initiatives spanning agriculture, tourism, and clean energy. He has also spent heavily on other trophy assets, including a roughly $200 million Woodside, California estate built to resemble a feudal Japanese encampment, exotic cars including an Audi R8 and a McLaren F1, and a collection of private jets and fighter aircraft he has flown for recreational aerobatics — a hobby that has occasionally resulted in injuries. As of the mid-2020s, his official residence is listed as Manalapan, Florida, rather than Hawaii.

Personal Life & Family Family

Ellison has been married five times. He married Adda Quinn in 1967; they divorced in 1974. He married Nancy Wheeler Jenkins around 1976–1977, shortly before founding Oracle; that marriage ended within about a year, in 1978. He married Barbara Boothe in 1983, and the marriage — which lasted until 1986–87 — produced his two children, David and Megan Ellison. He married romance novelist Melanie Craft in 2003; they divorced in 2010. Around 2023, Ellison married Jolin Zhu; the couple have been quietly raising four young children together, in addition to his two adult children from his marriage to Boothe.

Ellison’s children have built prominent, independent careers in the entertainment industry: daughter Megan Ellison founded Annapurna Pictures and has financed acclaimed films including Zero Dark Thirty and American Hustle, while son David Ellison founded Skydance Media, producing major franchise films such as Top Gun: Maverick and entries in the Mission: Impossible series, before leading the 2025 merger that created Paramount Skydance, where he now serves as chairman and CEO. Ellison was also a longtime close friend of Apple co-founder Steve Jobs.

Net Worth Wealth

Larry Ellison’s fortune is drawn overwhelmingly from his roughly 35–41 percent ownership stake in Oracle, supplemented by holdings including a Tesla stake once worth more than $19 billion (accumulated after he joined Tesla’s board in December 2018 and held until stepping down in August 2022) and his family’s stake in Paramount Skydance. Forbes first listed Ellison as a billionaire in 1993; he ranked fourth on Forbes’ list in 2001 with an estimated $26 billion, and has remained near the top of global wealth rankings ever since. His fortune has swung dramatically alongside Oracle’s stock price: from roughly $28 billion in 2010, to $66.8 billion in 2020, to $247 billion at the end of 2025, to a single-day peak of about $393 billion on September 10, 2025 — briefly making him the world’s richest person before Elon Musk reclaimed the top spot — followed by a sharp pullback to roughly $201–233 billion by mid-2026 as Oracle shares fluctuated.

Significance & Legacy Impact

Larry Ellison’s career bridges two distinct eras of computing: he helped pioneer the commercial relational database in the late 1970s, a technology that became foundational to virtually all enterprise software that followed, and decades later positioned Oracle as a central infrastructure provider for the artificial intelligence boom of the 2020s. Known for an aggressive, combative management style and a taste for extravagant personal spending — on yachts, aircraft, real estate, and an entire Hawaiian island — Ellison has long been one of Silicon Valley’s most divisive figures, admired for his relentless competitiveness and criticized for his advocacy of expansive data collection and surveillance. His recent moves into traditional media through Paramount Skydance and TikTok, engineered in tandem with his son David, have extended the Ellison name’s influence well beyond enterprise software and into the heart of American entertainment and information networks.

Quick Facts At a Glance

Milestone Timeline Journey

Frequently Asked Questions FAQ

Who is Larry Ellison?
Larry Ellison is an American businessman who co-founded Oracle Corporation in 1977, served as its CEO until 2014, and now serves as its chief technology officer and executive chairman.

Did Larry Ellison graduate from college?
No. He attended the University of Illinois and later the University of Chicago but did not complete a degree at either institution.

What is Larry Ellison’s net worth?
As of 2026, estimates place his net worth at roughly $201 billion to $233 billion, after briefly peaking near $393 billion in September 2025, when he was for part of a day the world’s richest person.

What is Larry Ellison’s connection to Paramount and TikTok?
His son David Ellison leads Paramount Skydance, formed from a 2025 merger backed by Larry’s family trust, and Larry separately leads an investor group, alongside Silver Lake and MGX, that acquired roughly 45% of TikTok’s U.S. operations in a 2025 deal.

Why did Larry Ellison buy a Hawaiian island?
In 2012, he purchased about 98% of Lanai, the sixth-largest Hawaiian island, for a reported $300 million, and has since invested in its agriculture, tourism, and clean-energy development.

How many times has Larry Ellison been married?
Five times — to Adda Quinn, Nancy Wheeler Jenkins, Barbara Boothe (with whom he had his two children, David and Megan), Melanie Craft, and his current wife, Jolin Zhu.

Has Larry Ellison pledged to give away his fortune?
Yes. In 2010, he joined the Giving Pledge, committing to donate at least 95% of his wealth to charitable causes during his lifetime or at death.