The Offaly man carded a final round of 67 at the BMW Championship.
Offaly's Shane Lowry finished one-over-par at the BMW Championship.
The Clara man carded a final round of 67 to finish in a tie for 23rd, and seal his place at the PGA Tour's season-ending Tour Championship for only the second time in his career.
Meanwhile, Scottie Scheffler sits top of the Fed Ex Cup rankings, after the world number one came back from four-strokes behind Robert McIntyre to win the BMW Championship by two shots last night.
Scheffler finished on 15-under-par in Maryland.
Rory McIlroy, who is second in the overall rankings was three under.
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