Last 10 resale transactions of 4-room HDB flats in Ang Mo Kio: 475 Ang Mo Kio Ave 10 (Feb 13, $520k), 588D AMK St 52 (Feb 13, $935k), 591A AMK St 51 (Feb 12, $1.075m), 177 AMK Ave 4 (Feb 11, $580k), 228B AMK St 23 (Feb 5, $1.075m), 542 AMK Ave 10 (Feb 5, $550k), 634 AMK Ave 6 (Feb 3, $570k), 227A AMK St 23 (Jan 30, $1.11m), 310C AMK Ave 1 (Jan 29, $1.03m), 619 AMK Ave 4 (Jan 29, $713k).