Michael van Gerwen leads the way from groups E-F-G-H after the final group matches were played, as Beau Greaves and Fallon Sherrock narrowly missed out.
Van Gerwen recorded a 5-4 win over Martijn Kleermaker to secure first place. In the same group,
Rob Cross won over Fallon Sherrock, allowing 'Voltage' to advance as number two.
Danny Noppert defeated Brendan Dolan 5-4 in Group F and also took first place. With Dolan's loss, second place went to Andrew Gilding, who was 5-1 too strong for Haruki Muramatsu.
Group E was won by Stowe Buntz, who did suffer a defeat against Dave Chisnall in his final group match, Stephen Bunting finished second at the expense of Peter Wright, even dropping Wright to fourth place.
Nathan Aspinall ended up leading Group H despite 'The Asp' losing his match to Ricardo Pietreczko. Damon Heta saw off Beau Greaves in a straight battle to claim second place in a thriller.
Final standings Grand Slam of Darts
Group E
1. Stowe Buntz 4pts (+5)
2. Stephen Bunting 4pts (+1)
3. Dave Chisnall 2pts (-1)
4. Peter Wright 2pts (-5)
Group F
1. Danny Noppert 6pts (+5)
2. Andrew Gilding 4pts (+4)
3. Brendan Dolan 2pts (0)
4. Haruki Muramatsu 0pts (-9)
Group G
1. Michael van Gerwen 6pts (+6)
2. Rob Cross 4pts (+3)
3. Fallon Sherrock 2pts (-6)
4. Martijn Kleermaker 0pts (-3)
Group H
1. Nathan Aspinall 4pts (+3)
2. Damon Heta 4pts (-1)
3. Beau Greaves 2pts (+2)
4. Ricardo Pietreczko 2pts (-4)