Isaiah Bellamy, 19, of the Bronx, was charged Friday with fourth-degree grand larceny, a felony, and petty larceny, a misdemeanor, police said.
He was sent to Westchester County Jail, police said.
Further information was unavailable.
Already charged in the case were Troy G. Johnson and Kahlid Anderson, both of the Bronx.
An off-duty police officer came upon three men breaking into a car in the town’s Beaver Hill section about 3 a.m. July 12.
After calling for assistance, the officer and others chased and caught two of the men. The third, now identified as Bellamy, got away.
Johnson and Anderson were charged with fourth-degree grand larceny, a felony, and sent to Westchester County Jail.
Items that were taken in the incident were recovered, police said.
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