The most recent arrest happened around 8 p.m. Thursday on the 1200 block of Foulkrod Street.
That's where a 16-year-old was found at a known associate's residence after investigators from the Marshals Fugitive Task Force received an anonymous tip.
Two 14-year-olds were previously arrested, including one taken into custody shortly after the gunfire and another who was arrested on Wednesday.
3 teens shot near Dilworth Park ice rink in Center City
They are being charged with aggravated assault and other offenses.
The shooting by the park's ice rink happened around 4:30 p.m. Friday, Dec. 13. Three teens were wounded, including one who was left in critical condition.
Police say about four to five gunshots rang out around 4:30 p.m. following an argument involving several juveniles.
Anyone with information is asked to call police at 215-686-TIPS.
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