US v. Luigi Mangione

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SUMMARY

Luigi Mangione, accused of murdering UnitedHealthcare CEO Brian Thompson, acquired Pennsylvania attorney Thomas Dickey by July 4, 2026, and reportedly withdrew his request for an extreme emotional disturbance defense. As of July 4, 2026, Mangione's federal trial has been postponed to January 2027 to avoid conflict with his state murder trial, scheduled for September 8, 2026. Plea deal negotiations between Mangione and federal prosecutors ended without an agreement on June 26, 2026, and federal prosecutors will not appeal a ruling barring them from seeking the death penalty. Mangione's legal team withdrew their plan to argue a psychiatric defense in his state murder trial on June 19, 2026, after initially asserting it on June 18, 2026. A New York judge ruled on May 18, 2026, that a gun and notebook found in Mangione's backpack are admissible as evidence in his trial.

Timeline

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July 2026 — 1 developments

June 2026 — 8 developments

  3. Luigi Mangione Plea Deal Talks Collapse with Federal Prosecutors

    Plea deal negotiations between Luigi Mangione and federal prosecutors have ended without an agreement. Mangione's legal team has criticized the reporting of these talks, calling them a deliberate attempt to prejudice their client. Federal prosecutors will not appeal a ruling barring them from seeking the death penalty.

  4. Luigi Mangione's attorneys withdraw psychiatric defense in state murder trial

    Luigi Mangione's legal team withdrew their plan to argue a psychiatric defense in his New York state murder trial on June 18, 2026, reversing a decision made just one day prior. The defense will no longer be able to argue extreme emotional disturbance at the state trial, which is scheduled to begin September 8, 2026.

  5. Luigi Mangione's legal team withdraws psychiatric defense in state murder trial

    Luigi Mangione's legal team has withdrawn their plan to use a psychiatric defense in his state murder trial. The court's previous order sealing documents related to this defense will remain in effect. Mangione pleaded not guilty to state and federal charges related to the December 2024 killing of Brian Thompson.

  6. Luigi Mangione to use psychiatric defense in state murder trial; death penalty dropped in federal case

    Luigi Mangione will assert a psychiatric defense, claiming extreme emotional disturbance, in his state murder trial for the killing of UnitedHealthcare CEO Brian Thompson. He will not face the death penalty in his federal case, as a judge dismissed charges that carried capital punishment.

  7. Luigi Mangione's Viral Mugshot and Legal Battles Emerge Amidst Trial Preparations

    Luigi Mangione's mugshot from early June 2026 has gone viral, sparking online fascination due to his calm expression. Meanwhile, his legal team is reportedly in a court battle over intrusive juror questions as jury selection for his federal murder trial approaches in September. Leaked prison letters and online discussions surrounding themes of class warfare and political violence have also emerged.

  8. Sealed hearing held in Luigi Mangione state murder case; federal trial delayed

    A sealed hearing was held in Luigi Mangione's state murder case on June 3, 2026, with the judge sealing the proceeding at the defense's request, excluding the press and public. An in-person hearing open to the public is scheduled for June 16, 2026. Luigi Mangione's federal trial has been pushed back to January 2027.

May 2026 — 1 developments

  1. NY judge allows gun, notebook as evidence in Luigi Mangione murder trial

    A New York judge ruled on May 18, 2026, that a gun and a notebook found in Luigi Mangione's backpack are admissible as evidence in his murder trial. However, a loaded gun magazine and passport were suppressed due to an improper search. Mangione's state murder trial is scheduled for September 8, 2026.

April 2026 — 4 developments

  1. Luis Mangione's fingerprints found on water bottle near Brian Thompson murder scene

    Luis Mangione's fingerprints were reportedly found on a water bottle discovered near the murder scene of UnitedHealthcare CEO Brian Thompson. A notebook found with Mangione detailed plans to target an insurance executive, and he has been described as a "folk hero on the street."

  2. Luigi Mangione's Federal Murder Trial Rescheduled to October 2026

    Luigi Mangione's federal murder trial has been rescheduled to October 5, 2026, with jury selection commencing on that date. This marks a delay from the original September 8, 2026 date, with opening statements now expected between October 26 and November 2, 2026. Mangione also faces state charges, with his state murder trial set for September 8, 2026.

  3. Luis Mangione's manifesto hinted at action, found with 3D-printed gun matching crime scene

    Luis Mangione's manifesto did not explicitly name UnitedHealthcare CEO Brian Thompson as a target, though it indicated an intent to "do something." Additionally, Mangione is reportedly housed in the same Brooklyn jail as Sean "Diddy" Combs. Authorities previously found a 3D-printed pistol and silencer in his backpack that matched shell casings from the crime scene.

  4. Luigi Mangione's Federal Trial Set for September 2026

    Luigi Mangione's federal trial is scheduled to begin in September 2026, with jury selection commencing in June 2026. A litigation calendar event for the federal case is scheduled for April 1, 2026.

March 2026 — 2 developments

  1. Luigi Mangione's legal team requests postponements for federal and state murder trials

    Luigi Mangione's legal team has requested postponements for both his federal and state murder trials. The defense argues that preparing for two complex trials simultaneously would hinder their ability to adequately represent Mangione. The federal trial is sought to be postponed until early 2027, while the state trial is requested to be moved to September 2026.

  2. Luigi Mangione Pleads Not Guilty in UnitedHealthcare CEO Murder

    Luigi Mangione, the suspect in the murder of UnitedHealthcare CEO Brian Thompson, has pleaded not guilty to all charges. Thompson was shot and killed outside a Manhattan hotel on December 4, 2024, as he arrived for an investor conference. Surveillance video and a notebook expressing hostility towards the health insurance industry have been presented as key to the prosecution's case.

February 2026 — 4 developments

  1. Federal Prosecutors Will Not Challenge Dismissal of Death Penalty Counts Against Luigi Mangione

    Federal prosecutors announced on February 27, 2026, that they will not challenge a judge's order dismissing two death penalty-eligible counts against Luigi Mangione. Mangione faces separate state murder charges for the alleged shooting of UnitedHealthcare executive Brian Thompson. Jury selection for the federal case is scheduled to begin in September 2026, with the trial starting in October.

  2. Judge accelerates Luigi Mangione's state murder trial for healthcare CEO's alleged murder

    Luigi Mangione's state murder trial for the alleged murder of a healthcare chief executive is scheduled to begin in June, three months before he is set to face federal charges. The judge accelerated the timeline for the state trial.

  4. Federal Judge Dismisses Murder Charge Against Luigi Mangione

    A federal judge dismissed two federal charges against Luigi Mangione on January 30, 2026, including a murder charge that carried the possibility of the death penalty. The judge cited legal incompatibility and the desire to foreclose the death penalty. Mangione's federal trial, originally scheduled for September, has been requested to be postponed to early 2027 due to scheduling conflicts with his state trial.

January 2026 — 6 developments

  1. Mangione to face trial on federal stalking charges in Thompson's death

    The trial will now proceed on Counts One and Two, charging Mangione with causing Brian Thompson's death under federal stalking laws, with a maximum penalty of life without parole. The prosecution has until February 27, 2026, to decide whether to appeal the dismissal of the federal murder and weapons charges.

  2. Judge seals hearing in Luigi Mangione state murder case, excluding press and public

    A New York judge recently sealed a virtual hearing in the state murder case against Luigi Mangione, accused of killing UnitedHealthcare CEO Brian Thompson, excluding the press and public. Mangione's state murder trial is scheduled for September 8, 2026, and his federal trial for stalking charges is set for October 13, 2026.

  3. Federal Judge Blocks Death Penalty for Luigi Mangione in UnitedHealthcare CEO Killing

    A federal judge ruled on January 30, 2026, that prosecutors cannot seek the death penalty against Luigi Mangione for the killing of UnitedHealthcare CEO Brian Thompson. The judge dismissed a federal murder charge, stating her intent to 'foreclose the death penalty as an available punishment.' This ruling came after the Trump administration had sought to execute Mangione.

  4. Federal Judge Dismisses Murder Charges Against Luigi Mangione, Removing Death Penalty

    A federal judge in New York has agreed to dismiss federal murder charges against Luigi Mangione, removing the possibility of the death penalty. Lawyers for Mangione had argued to have the most serious charges thrown out. The judge deemed the federal murder charge technically flawed to prevent capital punishment.

  5. Federal Judge Dismisses Murder, Firearm Charges, Citing Stalking Not a 'Crime of Violence'

    A federal judge dismissed the federal murder charge and a related firearm charge that carried the possibility of the death penalty, ruling that stalking does not qualify as a predicate 'crime of violence' for capital punishment.

October 2025 — 1 developments

September 2025 — 4 developments

  1. Luigi Mangione's hearing canceled after he refused to appear remotely; terrorism charges dismissed

    Luigi Mangione's November 7 hearing in Pennsylvania was canceled because he refused to appear remotely, asserting his right to be present in person. Additionally, two state terrorism charges against Mangione were dismissed on September 16, 2025, by a judge who ruled them "legally insufficient." He still faces other state and federal charges, including second-degree murder.

  2. Judge dismisses two serious state murder charges against Luigi Mangione

    A judge dismissed two of the most serious state charges against Luigi Mangione, first-degree murder and second-degree murder, on September 16, 2025. Mangione still faces an additional second-degree murder charge and federal charges in the killing of United HealthCare executive Brian Thompson.

  3. Judges dismiss terrorism and murder charges against Luigi Mangione

    A New York judge dismissed state terrorism charges against Luigi Mangione, ruling them legally insufficient. Separately, a U.S. federal judge dismissed the murder charge against Mangione, stating it was legally incompatible with other pending counts. Mangione's defense is also attempting to have key evidence, including a handgun and notebook, suppressed, arguing it was obtained illegally without a warrant.

December 2024 — 4 developments

  2. Luigi Mangione charged with murder, interstate stalking, and weapons offenses

    A federal complaint was unsealed charging Luigi Mangione with murder, interstate stalking, and weapons offenses. He was taken into federal custody and presented in Manhattan federal court. Federal prosecutors initially sought the death penalty.

  3. Luigi Mangione arrested in Pennsylvania five days after shooting

    Following a nationwide manhunt, Luigi Mangione was arrested in Altoona, Pennsylvania, five days after the shooting. He was found in possession of a 9mm pistol and a sound suppressor consistent with the weapon used in the murder.

July 2024 — 1 developments

  1. Judge allows gun, notebook as evidence in Luigi Mangione murder trial; death penalty dismissed

    A judge has ruled that a gun and a notebook detailing frustrations with the healthcare industry can be used as evidence in Luigi Mangione's murder trial. Federal charges of murder and stalking have been announced, and a federal judge previously ruled Mangione will not face the death penalty. Mangione has pleaded not guilty to all charges.