First time I've ever played 5 Card NLO, and I really enjoyed it.

Any experts think this was a bit speculative or OK given stack sizes?

(Hand wouldn't convert so apologies)

PokerStars Hand #186308923871: Tournament #2271585712, $4.90+$0.60 USD 5 Card Omaha No Limit - Level XXI (3500/7000) - 2018/05/12 0:45:49 WET [2018/05/11 19:45:49 ET]
Table '2271585712 316' 6-max Seat #4 is the button

Seat 1: pe4kin047 (308904 in chips)
Seat 2: susie00 (40793 in chips)
Seat 3: B666NS (89295 in chips)
Seat 4: Percyeus86 (598732 in chips)
Seat 5: Mampflord (60385 in chips)
Seat 6: OldKingCole (160122 in chips)
pe4kin047: posts the ante 875
susie00: posts the ante 875
B666NS: posts the ante 875
Percyeus86: posts the ante 875
Mampflord: posts the ante 875
OldKingCole: posts the ante 875
Mampflord: posts small blind 3500
OldKingCole: posts big blind 7000

*** HOLE CARDS ***
Dealt to Percyeus86 [Ah 7h 5c 2c 3d]
pe4kin047: folds
susie00: folds
B666NS: folds
Percyeus86: raises 7000 to 14000
Mampflord: folds
OldKingCole: calls 7000

*** FLOP *** [3h Kd Th]

OldKingCole: bets 36750
Percyeus86: raises 547107 to 583857 and is all-in
OldKingCole: calls 108497 and is all-in
Uncalled bet (438610) returned to Percyeus86

*** TURN *** [3h Kd Th] [6c]
*** RIVER *** [3h Kd Th 6c] [As]