Six players share the first-round lead at the 119 Visa Argentina Open presented by Macro.

Mason Andersen (T1/7-under)

• Winner of the 117th Visa Argentina Open presented by Macro opens with bogey-free 7-under 63, highlighted by five birdies on the front nine
• Holds his third 18-hole lead/co-lead in what is his 56th career start on the Korn Ferry Tour (previous: first at 2023 Korn Ferry Tour Championship presented by Virginia’s Richmond Region, where he finished T10; first at 2024 LECOM Suncoast Classic, where he finished T8)
• Stands No. 8 on the 2026 Korn Ferry Tour Points List with two top-10s in four starts, including a T3 at the season-opening The Bahamas Golf Classic at Atlantis Paradise Island
• Returned to the Korn Ferry Tour for the 2026 season after a No. 184 finish in the 2025 FedExCup Fall standings as a PGA TOUR rookie
• Defeated Kris Ventura in a playoff en route to victory at the 117th Visa Argentina Open presented by Macro, contested at Olivos Golf Club in 2024, his only previous appearance in the event
• Finished No. 22 on the 2024 Korn Ferry Tour Points List, earning PGA TOUR membership for the first time (top 30 earned TOUR cards) in what was his second season on Tour
• Previously finished No. 36 on the 2023 Korn Ferry Tour Points List as a rookie
• Played five seasons at Arizona State University (2017-22), where he earned two collegiate victories and garnered a 2022 All-America Third Team selection

Matthew Anderson (T1/7-under)

• Cards seven birdies and an eagle at the par-5 10th en route to 7-under 63
• Holds first 18-hole lead/co-lead in what is his 30th career start on the Korn Ferry Tour (previous career-high 18-hole position: T8 at 2026 Astara Golf Championship presented by Mastercard, where he finished 11th)
• Converted only made cut in four starts this season into a top-25 (11th at Astara Golf Championship presented by Mastercard)
• Recorded a T7 at the 118th Visa Argentina Open presented by Macro, his only previous start in the event
• Finished No. 70 on the 2025 Korn Ferry Tour Points List as a rookie, earning full status for the 2026 season
• Earned Korn Ferry Tour membership with a No. 3 finish on the 2024 PGA TOUR Americas Points List, a season which featured a victory at the 69th ECP Brazil Open and three additional top-three finishes
• Played the 2023 season on PGA TOUR Canada, finishing No. 50 on the Order of Merit
• Played five seasons at University of San Francisco (2018-23), earning All-America honors with a T11 finish at the 2023 NCAA Championship; his lone collegiate victory came at the 2023 NCAA Las Vegas Regional, where he shared co-medalist honors with Virginia’s Ben James

Carson Bacha (T1/7-under)

• Cards 7-under 63 with a 5-under 31 on the back nine, highlighted by an eagle at the par-5 10th and three consecutive birdies from Nos. 13-15
• Holds his first 18-hole lead/co-lead in what is his fifth career start on the Korn Ferry Tour (previous career-high 18-hole position: T39 at 2026 The Bahamas Golf Classic at Atlantis Paradise Island, where he MC)
• Stands No. 60 on the 2026 Korn Ferry Tour Points List with two top-25s in four starts this season, both of which are in the last two Korn Ferry Tour events (T23/The Panama Championship; T25/Astara Golf Championship presented by Mastercard)
• Earned Korn Ferry Tour membership with a No. 10 finish on the 2025 PGA TOUR Americas Points List
• Won the 2025 Osprey Valley Open in his fourth start on PGA TOUR Americas
• Finished No. 14 in the 2025 PGA TOUR University Ranking, earning PGA TOUR Americas membership
• Played five seasons at Auburn University (2020-25), where he earned one individual victory, totaled the fourth-lowest career scoring average in school history (71.15), garnered a 2025 All-America Third Team honor, and helped Auburn win team titles at the 2024 NCAA Championship and 2024 Southeastern Conference Championship

Alistair Docherty (T1/7-under)

• Caps bogey-free 7-under 63 with a hole-out eagle on the par-4 18th
• Holds his first 18-hole lead/co-lead in what is his 82nd career start on the Korn Ferry Tour (previous career-high 18-hole position: T3 at 2024 AdventHealth Championship, where he finished T36)
• Stands No. 10 on the 2026 Korn Ferry Tour Points List off the strength of a T2 finish at The Bahamas Great Abaco Classic at The Abaco Club, his lone made cut in four starts this season
• Finished T16 at the 118th Visa Argentina Open presented by Macro, his second start in the event (2024/MC)
• Marks his fourth consecutive season on the Korn Ferry Tour, with previous Korn Ferry Tour Points List finishes of No. 86 (2023), No. 32 (2024), and No. 50 (2025)
• Notably finished two places out of PGA TOUR membership at the end of the 2024 Korn Ferry Tour season, and one stroke shy of TOUR membership at Final Stage of 2024 PGA TOUR Q-School presented by Korn Ferry
• Played the 2018 season on PGA TOUR Canada, recording three made cuts in 10 starts
• Played four seasons at Chico State (2012-16), an NCAA Division II program, garnering three All-America honors and earning the 2016 California Collegiate Athletic Association Player of the Year award

Hunter Eichhorn (T1/7-under)

• Cards 7-under 63 with eight birdies and one bogey, marking his second round of 63 or lower in what is his 17th career start on the Korn Ferry Tour
• Holds his first 18-hole lead/co-lead in a Korn Ferry Tour event (previous career-high 18-hole position: T3 at 2026 Astara Golf Championship presented by Mastercard, where he finished T4)
• Stands No. 13 on the 2026 Korn Ferry Tour Points List in his first season as a member with two top-10s in four starts (T6/The Bahamas Golf Classic at Atlantis Paradise Island; T4/Astara Golf Championship presented by Mastercard)
• Earned Korn Ferry Tour membership for the first time via medalist honors at Second Stage of 2025 PGA TOUR Q-School presented by Korn Ferry
• Played his way into the Korn Ferry Tour Finals (fields determined by the Korn Ferry Tour Points List) each of the last two seasons despite not having membership either year, as he successfully open qualified into five events
• Played five seasons at Marquette University (2017-22), where he earned six individual victories, highlighted by medalist honors at the 2018 and 2021 BIG EAST Conference Championship, and broke the school record for career scoring average (71.38); he was also a three-time BIG EAST Player of the Year (2018, 2021, 2022) and earned All-America Scholar honors in 2021 and 2022

Carl Yuan (T1/7-under)

• Makes a field-leading nine birdies en route to 7-under 63
• Holds his third 18-hole lead/co-lead in what is his 97th career start on the Korn Ferry Tour (previous: T1 at 2021 Huntsville Championship, where he finished T16; T1 at 2022 Club Car Championship at The Landings Golf and Athletic Club, where he finished T7)
• Holds conditional status for the 2026 Korn Ferry Tour season after a No. 77 finish on the 2025 Korn Ferry Tour Points List
• In two seasons on the PGA TOUR, finished No. 125 in the 2023 FedExCup Fall standings and No. 136 in the 2024 FedExCup Fall standings
• Class of 2022 Korn Ferry Tour graduate who earned his lone Korn Ferry Tour title at the 2022 Chitimacha Louisiana Open
• In addition to his Korn Ferry Tour win at the 2022 Chitimacha Louisiana Open, has seven runner-up finishes, tied for the sixth-most runner-up finishes in Korn Ferry Tour history
• Two-time Olympian who represented China in the Olympic men’s golf competition in the Tokyo 2020 and Paris 2024 Olympics
• Played three seasons at the University of Washington (2015-18), where he earned a 2017 All-Pac 12 Conference Second Team selection and finished solo third at the 2017 Asia-Pacific Amateur Championship

Additional notes

• As part of The Open Qualifying Series, the leading player not otherwise exempt who makes the cut at this week’s Visa Argentina Open presented by Macro will qualify for the 2026 Open Championship at Royal Birkdale