Tied with de Jonge and Jonas Blixt after the third round, Moore finished at 24-under 260 at TPC Summerlin. The Las Vegas resident earned $810,000 in the Fall Series opener.
De Jonge shot a 67. Blixt had a 70 to finish third at 20 under.
Jason Day pulled within three strokes of Moore and de Jonge with a birdie on the No. 16, but closed with a double bogey on the par-4 18th. He had a 65 to finish fourth at 18 under.
Moore birdied the second and third holes to take a one-stroke lead over playing partners Blixt and de Jonge, and birdied the seventh hole to pull two shots ahead.
De Jonge pulled even with birdies on Nos. 8 and 9 and they remained through 15, going to the 16th tee at 23 under. Moore birdied the 560-yard, par-5 16th to regain the outright lead and parred the final two holes.
Bill Lunde was fifth at 15 under after a 66. He jumped from 157th to 131st on the money list, with the final top 125 getting full tour cards for next season.
John Daly, tied for sixth at 10 under after a season-best 63 on Friday, followed a 15-over 86 on Saturday with a 6-over 77 on Sunday to finish last at 11-over 295. He began the week 132nd on the money list.
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