Two burglars stole $100 from a Planet Fitness gym in Fordham Manor, authorities said. The men stole the money from cash registers at the facility on East Kingsbridge Road near Briggs Avenue at about 3:30 a.m. Saturday, police said. The suspects were both wearing black hoodies and gray pants, according to police.

Two armed thieves barged into a couple’s Concourse Village apartment, beat them up in front of their 4-year-old son and stole valuables and a piece of furniture, authorities said. Surveillance video shows the suspects lurking in the hallway as they plot the home invasion in the Morris Avenue building on May 8 at about 10:40 p.m., authorities said. When they heard someone inside the apartment unlock the door, the thugs charged in — one carrying a gun; the other wielding a knife — and began roughing up a 43-year-old man and his 28-year-old wife in front of their boy, cops said. The video shows them running out of the apartment, with one of the men struggling to carry a large Ottoman down a stairwell before abandoning it, police said. They also stole cash and several pieces of jewelry, according to cops. Both men are around 6- feet tall and about 200 pounds, police said. One was wearing a gray hoodie and the other was wearing a black hoodie, cops said.

An 18-year-old man was stabbed by a student during a fight over a cellphone outside Mount Eden school Monday, police said. The victim was knifed in the neck by a 16-year-old IS 339 student at about 12:20 p.m., according to cops. The victim, who does not attend the Webster Avenue school, was taken to St. Barnabas Hospital with a minor injury, cops said. Cops recovered a knife at the scene and took the suspect into custody, police said. Charges against the teen are pending, according to authorities.

Police on Monday released surveillance photos of a man wanted for at least four commercial burglaries in five months across Brooklyn and Queens. The thief’s spree began when he broke into Meme’s Health Nibbles in Crown Heights last Oct. 29 at about 2 a.m. and stole Apple electronics and $1,350, cops said. He struck again on Nov. 3 at about 2:30 a.m., taking $3,350 worth of electronics from a store on Nostrand Avenue near Dean Street in Crown Heights, police said. The burglar then took a cash register containing $100 from an East New York deli on Feb. 1, cops said. In his latest and largest theft, the crook stole $7,000 in cellphones and $5,000 in cash from a bodega on Jamaica Avenue in Queens on Feb. 6, police said. In each robbery, the thief broke the front window to gain entry, cops said.

Police are looking for the red-bearded, bicycle-helmet-wearing man in two Midtown bank robberies. The man entered the Santander Bank on Third Avenue near East 44th Street at about 5:30 p.m. last Thursday, and demanded cash from a teller, according to police. The teller complied, and the thief fled with an undetermined amount of money, according to police. The same man also fled with cash from another Santander Bank on Lexington Avenue near East 34th Street at 3 p.m. March 9, according to police. No one was injured in either incident.