it doesnt look loose to me. but its possible that one of the bumper clips is broken or the fastening screw is missing. remove the wheel and check your wheel well liner to see if any screws are missing.
Current: 2013 F10 M5 & 2013 GLK350
997.1 GT3RS (gone)
2009 WRX STI (gone)
e92 M3 (gone)