Who are Bucks County terror suspects Balat and Kayumi?

TL;DR

Bucks County teens Emir Balat and Ibrahim Kayumi face federal charges for an alleged ISIS-inspired attempt to detonate IEDs at a protest near Gracie Mansion on March 7, 2026.
Devices contained TATP, a volatile explosive; Balat threw one into the crowd and dropped another, both failing to fully detonate with no injuries.
Suspects admitted ISIS inspiration post-arrest, discussed martyrdom on dashcam, and planned to kill up to 60 people, highlighting suburban radicalization risks.

The story at a glance

A PhillyBurbs profile examines Bucks County teens Emir Balat, 18, and Ibrahim Kayumi, 19, charged in a failed ISIS-inspired terror plot outside New York City Mayor Zohran Mamdani's Gracie Mansion residence. The pair drove from Pennsylvania, threw homemade explosive devices during clashing protests on March 7, 2026, and quickly confessed support for ISIS to investigators. The article, published a week after their initial charges, details their suburban upbringings amid an ongoing federal probe.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)

Key points

Balat, a Neshaminy High School senior on remote learning, ran online resale businesses selling sneakers and home goods; described by a buyer as shy, respectful, and business-savvy.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)
Kayumi, a 2024 Council Rock North graduate and part-time Bucks County Community College student, had no notable public online presence; his family owns a large home in an upscale Newtown Township development.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)
Both from families of naturalized Muslim immigrants—Balat's parents from Turkey, Kayumi's from Afghanistan—with stable suburban lives; unclear how or when they met, though Balat's lawyer claimed first contact on attack day.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)
Drove a Balat family car to Manhattan, parked blocks from Gracie Mansion, lit and threw first TATP IED into anti-Islam rally counterprotesters; second dropped near police, both failed; dashcam captured planning and martyrdom talk.[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)
Post-arrest: Kayumi said actions "partly inspired by ISIS," watched propaganda; Balat pledged allegiance to Islamic State, aspired to outdo Boston Marathon bombing; aimed to "petrify" people and target government/civilians.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)
FBI raids found TATP residue and bomb supplies in Balat's storage unit; April 7 indictment added eight counts including attempted weapon of mass destruction (life max), material support to ISIS.[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)

Details and context

Balat lived in Middletown's Durham Meadows since 2014; FBI raided the family home March 9 with SWAT, but neighbors saw them as normal and friendly. His father owns painting/construction firms, attends a local mosque but no signs son did. Kayumi's father ran Popeye's franchises, sued partners recently; mother reported him missing that day fearing suicide.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)[[3]](https://www.phillyburbs.com/story/news/crime/2026/03/09/bucks-county-bomb-suspects-home-raided-fbi-emir-balat-ibrahim-kayumi-neshaminy-high-school/89063076007)

The plot unfolded amid a "Stop the Islamic Takeover of New York City" rally by far-right influencer Jake Lang and counterprotesters; devices confirmed as IEDs, not smoke bombs, by NYPD/FBI labs. No injuries occurred, but officials noted potential for mass casualties in crowds.[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)

Both in federal detention without bail since March 9; Balat three credits from graduation, represented privately; Kayumi by public defender. Families silent, attorneys unresponsive.[[1]](https://www.phillyburbs.com/story/news/crime/2026/03/17/who-is-emir-balat-ibrahim-kayumi-bucks-county-terrorist-isis-new-york-city-gracie-mansion/89123054007/)

Key quotes

Balat on dashcam: "All I know is I want to start terror bro. I just want to petrify these people."[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)
U.S. Attorney Jay Clayton: “As alleged, just weeks ago, Emir Balat and Ibrahim Kayumi carried out a terrorist attack on the streets of New York. They sought to murder multiple innocent victims in the name of ISIS."[[2]](https://www.phillyburbs.com/story/news/crime/2026/04/07/emir-balat-ibrahim-kayumi-terror-gracie-mansion-indicted-manhattan-nyc-bucks-county/89506520007)

Why it matters

Suburban self-radicalization via online ISIS content threatens public safety even in stable U.S. communities, as seen with these teens from affluent Bucks County families. It means heightened scrutiny on protests and youth online activity, with potential life sentences reshaping their lives and families'. Watch federal trial in Manhattan Southern District for evidence on planning, radicalization paths, and any broader network, though officials describe them as self-radicalized.