Man charged with attempted murder in Cheltenham gym stabbing

Davier Massey, 28, of Philadelphia, allegedly attacked a Planet Fitness employee with a knife after being previously banned from the gym.

Apr. 3, 2026 at 6:59pm

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An extreme close-up of a sharp knife blade against a dark background, creating a stark, gritty, investigative aesthetic without showing any actual violence or gore.A violent attack on a gym employee exposes the risks businesses face in dealing with banned or disgruntled individuals.Philadelphia Today

A 28-year-old Philadelphia man has been charged with attempted murder and other offenses after allegedly stabbing a Planet Fitness employee multiple times at the gym's Cheltenham Township location. Davier Massey was arrested shortly after the incident and is being held without bail at the Montgomery County Correctional Facility.

Why it matters

Workplace violence and attacks on employees are serious concerns for businesses, especially in public spaces like gyms where tensions can sometimes escalate. This incident highlights the need for robust security measures and employee training to prevent and respond to such attacks.

The details

According to police, the stabbing occurred around 12:33 pm on April 2, 2026 at the Planet Fitness gym in Wyncote, Cheltenham Township. The victim, an employee of the gym, suffered life-threatening injuries and was transported to a local trauma center for treatment. Preliminary investigation indicates the attack stemmed from an altercation with a person who had previously been banned from the business.

  • The incident occurred around 12:33 pm on April 2, 2026.
  • Massey was apprehended by responding officers shortly after the attack.

The players

Davier Massey

A 28-year-old Philadelphia resident who has been charged with attempted murder and other offenses for allegedly stabbing a Planet Fitness employee.

Planet Fitness

The gym chain where the stabbing incident took place, located in the Wyncote section of Cheltenham Township, Pennsylvania.

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What’s next

The incident remains under investigation by the Cheltenham Police Department. Anyone with information or who may have witnessed the incident is asked to contact Cheltenham Detectives.

The takeaway

This case highlights the need for gyms and other public businesses to have robust security measures and employee training in place to prevent and respond to violent incidents involving banned or disgruntled individuals.