Carpenter, who is headed into his senior year as a standout golfer at Triton High School, finished in a tie for 26th place in the final standings. He shot an even par 71 in the final round Thursday to finish at 219 for the tournament.
Jon Schram of Winona Lake and Michael Makris of South Bend each also made the cut after play Wednesday and finished competition in the three-round Open Thursday.
Schram, who is entering his senior season at Warsaw Community High School, finished in a tie for 42nd place at 222. Schram, who helped WCHS tie for sixth place in the IHSAA State Finals in June, shot 74 in the final round.
Makris, a standout member of the Mishawaka Marian High School team, tied for 31st place in the final boys standings. Makris shot a final round 72 to finish at 220.
J.D. Lehman (Okatie, S.C.) shot a one-under par round of 70 Thursday to take the boys championship by one stroke. Lehman, who was tied for the lead entering the final round, finished at six-under 207 for his three rounds. He posted the lowest nine hole score of his career on Wednesday, shooting a six-under 29 over his final nine holes.
Nicholas Jan (Northbrook, Ill.) was runner-up in the boys field with a 209.
Madelin Gedeon (Roseville, Calif.) edged out Nikolette Schroeder (Avon Lake, Ohio) to win the girls title by one stroke. Gedeon, who was one shot off the lead entering the final round, finished at four-over 217 to win the tourney. Schroeder shot 218 to claim runner-up honors.
Deanna Song of Granger was the lone area female in the field. The former standout at Penn High School finished in a tie for 11th place at 230. Song shot 77 on Thursday.
The Stonehenge Open featured some of the top junior golfers in the country. The tourney began Tuesday with 108 boys and 36 girls entered from 15 different states and Canada.
The boys played the 6,779-yard layout at Stonehenge, with the girls competing at 5,968 yards on the par 71 course.
Complete final results for the tourney can be found at www.ajga.org.