A heartbroken mother heard a 'loud thud' as her teenage daughter fell to her death from the family's luxury Manhattan high-rise building.
The 17-year-old girl was in the eighth-floor Upper East Side apartment with her mother and sister before she leaped to her death at 1pm on Sunday.
A law enforcement source told DailyMail.com that both her mother and sister were home at the time of the tragic incident.
They said: 'Her mom was inside the apartment with her sister when she hears a loud thud. She looked out the fire escape window and saw her.'
A 17-year-old New York City girl jumped to her death Sunday from the top of an eight-story apartment building on Manhattan's Upper East Side
The teenager, who hasn't been identified by authorities, is the daughter of an investment banker with JP Morgan Chase.
Neighbors claim that he has not been around much recently, with a doorman at a nearby building telling the New York Post: 'He has two daughters and they usually come over and say hi. Very nice people, very nice.
'I haven't seen them in the last few weeks. They haven't been around. Yesterday, I went on my lunch and a minute later she jumped. It's terrible. Shock.'
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ShareThe teenage girl was pronounced dead at the scene, which is just a few blocks away from Central Park.
An apartment in the luxury block has co-ops that have sold for as much as $5million recently.
Built in 1912, the nine-story, 34-unit building was converted into a cooperative back in 1983, and has a full-time doorman, live-in superintendent and a central laundry room.
Neighbors say that her father is an investment banker at JP Morgan Chase, who hasnt been around much recently
The teenager, who has yet to be identified, jumped to her death from the eighth floor of an East 82nd Street apartment building at around 12:54 p,
The alleged suicide comes as a string of people have plunged to their deaths in New York City.
In late October, a man jumped to his death from the 12th floor of a luxury New York City building near Central Park.
The Bed Bath & Beyond CFO Gustavo Arnal, 52, also jumped to his own death in Tribeca in early September.
His death came as the company announced plans to close 150 stores, of its roughly 900, and lay off 20 percent of staff just two days before Arnal's death.
He jumped from 56 Leonard Street, the famous 'Jenga' tower in Manhattan's Tribeca neighborhood, on September 2. Apartments go for up to $50million inside the 57-story building.
The building is just off of Park Avenue and lined with trees down the block, according to StreetEasy
The apartment - just a few blocks away from Central Park - has co-ops that have sold for as much as $5million recently
Built in 1912, the nine-story, 34-unit building was converted into a cooperative back in 1983
A 40-year-old woman also jumped in late September from 157 East 57th Street in the Sutton Place neighborhood.
A woman was found with injuries that were consistent with a fall, she was pronounced dead at the scene.
The source did not identify the woman. A salesperson at Bassano Jewelry, just down the block from where the tragedy unfolded, told DailyMail.com that the building at 157, 57th Street, is known as 'the suicide building.'
If you or a loved one needs help, call the National Suicide Prevention Line at 1-800-273-8255
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