$5 SnG at stars

UTG is loose but not especialy aggressive, shall i reraise all-in, or wait to be 1st into the pot?

PokerStars No-Limit Hold'em Tourney, Big Blind is t150 (4 handed) converter

UTG (t1055)
Hero (t1880)
SB (t7685)
BB (t2880)

Preflop: Hero is Button with , .
UTG raises to t450,