AKs Early in Tournament

[AtlBrvs4Life]

What does everyone think of this play? Is this too aggressive for this stage of a tournament? I figured I had plenty of outs. An ace, king, queen, or any spade.

Party Poker No-Limit Hold'em Tourney, Big Blind is t30 (9 handed)

MP2 (t815)
MP3 (t1290)
CO (t635)
AtlBrvs4Life (t1130)
SB (t740)
BB (t540)
UTG (t1115)
UTG+1 (t730)
MP1 (t1005)

Preflop: AtlBrvs4Life is Button with K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img].
UTG folds, UTG+1 folds, MP1 calls t30, MP2 calls t30, MP3 calls t30, CO folds, AtlBrvs4Life raises to t150, SB folds, BB folds, MP1 folds, MP2 folds, MP3 calls t120.

Flop: (t405) J[img]/images/graemlins/spade.gif[/img], 5[img]/images/graemlins/heart.gif[/img], T[img]/images/graemlins/spade.gif[/img] <font color="blue">(2 players)</font>
MP3 bets t300, AtlBrvs4Life raises to t980 (All-In), MP3 calls t680.

Turn: (t2365) A[img]/images/graemlins/heart.gif[/img] <font color="blue">(2 players, 1 all-in)</font>

River: (t2365) 5[img]/images/graemlins/diamond.gif[/img] <font color="blue">(2 players, 1 all-in)</font>