Rory McIlroy was 1st at 18 under in the 2018 Arnold Palmer Invitational presented by Mastercard. He won $1,602,000 and gained 500 FedEx Cup points.

	POS	PLAYER	TOTAL	THRU	ROUND	R1	R2	R3	R4	STROKES	MONEY	FEDEXCUP POINTS
1	1	Rory McIlroy R. McIlroy	-18	F	-8	69	70	67	64	270	$1,602,000	500.0
2	2	Bryson DeChambeau B. DeChambeau	-15	F	-4	67	66	72	68	273	$961,200	300.0
3	3	Justin Rose J. Rose	-14	F	-5	69	71	67	67	274	$605,200	190.0
4	4	Henrik Stenson H. Stenson	-13	F	-1	64	69	71	71	275	$427,200	135.0
5	T5	Tiger Woods T. Woods	-10	F	-3	68	72	69	69	278	$338,200	105.0
6	T5	Ryan Moore R. Moore	-10	F	-1	71	67	69	71	278	$338,200	105.0
7	T7	Patrick Reed P. Reed	-8	F	-1	68	70	71	71	280	$249,942	78.0
8	T7	Luke List L. List	-8	F	-4	71	67	74	68	280	$249,942	78.0
9	T7	Patrick Rodgers P. Rodgers	-8	F	-3	72	71	68	69	280	$249,942	78.0
10	T7	Kevin Chappell K. Chappell	-8	F	-5	70	70	73	67	280	$249,942	78.0
11	T7	Sean O'Hair S. O'Hair	-8	F	-4	72	71	69	68	280	$249,942	78.0
12	T7	Marc Leishman M. Leishman	-8	F	-5	70	70	73	67	280	$249,942	78.0
13	13	Chris Kirk C. Kirk	-7	F	-1	71	69	70	71	281	$186,900	60.0
14	T14	Sam Horsfield S. Horsfield	-6	F	-1	70	73	68	71	282	$137,950
15	T14	Rickie Fowler R. Fowler	-6	F	2	67	71	70	74	282	$137,950	50.0
16	T14	Charley Hoffman C. Hoffman	-6	F	2	71	66	71	74	282	$137,950	50.0
17	T14	Bud Cauley B. Cauley	-6	F	1	72	67	70	73	282	$137,950	50.0
18	T14	Kyle Stanley K. Stanley	-6	F	-3	71	71	71	69	282	$137,950	50.0
19	T14	Grayson Murray G. Murray	-6	F	1	71	69	69	73	282	$137,950	50.0
20	T14	Charles Howell III C. Howell III	-6	F	-2	72	70	70	70	282	$137,950	50.0
21	T14	Byeong Hun An B. Hun An	-6	F	2	68	68	72	74	282	$137,950	50.0
22	T22	Harris English H. English	-5	F	-2	72	71	70	70	283	$89,000	38.0
23	T22	Brian Gay B. Gay	-5	F	-3	73	71	70	69	283	$89,000	38.0
24	T22	Jason Day J. Day	-5	F	E	73	71	67	72	283	$89,000	38.0
25	T22	Graeme McDowell G. McDowell	-5	F	1	69	72	69	73	283	$89,000	38.0