History of Luigi Mangione in Timeline

Luigi Nicholas Mangione is an American individual who has been accused of the murder of Brian Thompson, who served as the CEO of UnitedHealthcare. The available information is limited to this accusation.

Sections (2)

Full Timeline Early Life & Education

May 6, 1998: Luigi Mangione Born

On May 6, 1998, Luigi Nicholas Mangione was born. He is now an American man accused of killing Brian Thompson, the CEO of UnitedHealthcare.

Others born on this day/year

May 2016: UI Programming Internship with Firaxis Games

Starting in May 2016, Mangione had a UI programming internship with Firaxis Games.

2016: Mangione Graduated as Valedictorian

In 2016, Mangione graduated as the valedictorian of his class at Gilman School. His valedictorian speech focused on the impact of artificial intelligence and technology on society.

August 2017: End of Firaxis Games Internship

August 2017 marks the end of Mangione's UI programming internship with Firaxis Games, where he worked on the video game Civilization VI.

2019: Head Counselor at Stanford University's AI Program

During the summer of 2019, Mangione served as a head counselor for Stanford University's artificial intelligence pre-collegiate studies program in California.

November 2020: Started Working for TrueCar

In November 2020, Mangione began working remotely as a data engineer for TrueCar.

2020: Mangione Graduated from the University of Pennsylvania

In 2020, Mangione graduated cum laude from the University of Pennsylvania with a Bachelor of Science in Engineering (BSE) in computer engineering and a Master of Science in Engineering (MSE) in computer and information science.

June 2022: Mangione Left Surfbreak in Honolulu

In June 2022, Mangione left Surfbreak, a co-living space in Honolulu, where he had resided since January.

February 2023: Left Job at TrueCar

At the end of February 2023, Mangione left his job at TrueCar because he found the work boring and wanted to pursue other interests.

July 2023: Mangione Underwent Spinal Fusion Surgery

In July 2023, Mangione reportedly underwent a spinal fusion surgery.

2023: Mangione Co-founded a Book Club in Hawaii

In 2023, Mangione co-founded a book club at Surfbreak in Hawaii; the book club ended when Mangione left Hawaii later that year.

February 2024: Mangione Went Backpacking in Asia

In February 2024, Mangione told a friend that he was "going backpacking for awhile", and did a solo trip through East and Southeast Asia, visiting Japan, Thailand, and other countries.

June 2024: Mangione Stopped Posting on Social Media

In June 2024, Mangione stopped posting on social media, causing concern among his family members.

November 18, 2024: Missing Person Report Filed

On November 18, 2024, Mangione's mother reported him missing to the San Francisco Police Department after the family had not heard from him since July.

December 4, 2024: Brian Thompson Killed

On December 4, 2024, Brian Thompson, the CEO of UnitedHealthcare, was shot and killed in New York City.

December 9, 2024: Mangione Arrested in Pennsylvania

On December 9, 2024, Mangione was arrested at a McDonald's restaurant in Altoona, Pennsylvania, following a five-day manhunt after the killing of Brian Thompson. He was identified by an employee who recognized him from images released by the NYPD.

December 2024: Public Opinion on Mangione

In December 2024, an Economist/YouGov poll found that 43% of American citizens held an unfavorable view of Mangione, while 21% viewed him favorably. Support for him was notably higher among citizens aged 18–29 and those identifying as very liberal, while older and more conservative individuals tended to view him unfavorably.

December 2024: Public Opinion on Thompson's Killing

In December 2024, following Thompson's killing, anger erupted on social media platforms at Thompson, UnitedHealth, and the U.S. health insurance system generally, with many praising the killing.

December 17, 2024: Mangione Indicted on New York State Charges

On December 17, 2024, the Manhattan district attorney's office indicted Mangione on 11 New York state charges related to the killing of Brian Thompson.

December 19, 2024: Mangione Extradited to New York City

On December 19, 2024, Mangione was extradited to New York City and charged with four federal crimes related to the killing of Brian Thompson.

December 23, 2024: Sweater Trends After Court Appearance

After Mangione's Manhattan courtroom appearance on December 23, 2024, social media users misidentified the brand of the burgundy sweater that Mangione was wearing. Users later determined that he was wearing a "washable Merino crewneck sweater" from Nordstrom, which social media users nicknamed "Mangione Merino", and quickly sold out.

February 14, 2025: Defense Team Launches Website

On February 14, 2025, Mangione's New York defense team launched a website dedicated to providing updates on his prosecutions due to the "extraordinary volume of inquiries and outpouring of support".

February 2025: Loafers Go Viral After Court Appearance

After Mangione's February 2025 court appearance, photographs of Mangione's shackled bare ankles in brown loafers went viral, with the search terms "luigi mangione loafers" and "luigi mangione ankles" spiking by 1,400% and 500%, respectively, on Google.

April 1, 2025: Prosecutors Seek Death Penalty

On April 1, 2025, U.S. Attorney General Pam Bondi announced that prosecutors would seek the death penalty in Mangione's federal case.

April 17, 2025: Mangione Formally Indicted on Federal Charges

On April 17, 2025, Mangione was formally indicted on his federal charges related to the killing of Brian Thompson.

May 2025: GiveSendGo Fundraiser Exceeds $1 Million

By May 2025, a GiveSendGo fundraiser has raised over US$1 million to support Mangione. Donors have cited the "politicization" of the case, the potential use of the death penalty, due process, and frustrations with the healthcare system as reasons for their donations.

September 2025: Ryan Murphy Interested in Creating a Season Based on Mangione

In September 2025, Ryan Murphy, creator of the Netflix true crime anthology, Monster, expressed interest in creating a season of the show based on Mangione.

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September 2025: Terror-Related Murder Charges Dismissed

In September 2025, a New York judge dismissed Mangione's terror-related murder charges; he still faces a charge of second-degree murder.

September 2025: Shein Sells Shirt Featuring Mangione

In early September 2025, a product featuring an edited and AI-generated image of Mangione modelling a shirt was listed for sale by the Chinese online retailer Shein. Shein claimed that the image was provided by a third-party vendor and that it was immediately removed from its site upon discovery. An archived listing of the original advert from the Wayback Machine suggests that before its removal, the shirt had completely sold out in all sizes but one.

September 16, 2025: Terrorism-Related Murder Charges Dismissed

On September 16, 2025, Judge Gregory Carro dismissed two terrorism-related murder charges against Mangione, ruling that they did not meet the legal threshold for acts intended to intimidate or coerce the public.