High School: Ranked No. 17 overall player in the Class of 2026 by Line Drive Media … Two-time First Team All-State selection … Three-time North Coast Section All-Conference honoree … Has started three seasons at shortstop for Livermore High School, coached by Andy Paulazzo … Helped lead Livermore to back-to-back East Bay Athletic League (EBAL) Championships … 2025 Triple Crown International Challenge Champion, playing for Team Japan alongside fellow Northwestern signee Katia Nesper … Named 2025 North Coast Section Scholar Athlete of the Year … Earned Second Team All-Bay Area honors following both her sophomore and junior seasons … Was named to the 16U All Tournament Team in the 2024 Triple Crown Nationals event, playing for Universal Macias, and the 18U All-Tournament Team in the 2024 PGF Ultimate Challenge … Has posted an OPS over 1.000 in each of her three varsity seasons … Appeared in 27 games as a junior, hitting .488 with a .552 on-base percentage, .732 slugging percentage, 30 RBI and 29 runs scored … Hit .389 as a sophomore with six home runs, 23 RBI and a .655 slugging percentage … Batted .423 with a .551 on-base percentage and 15 RBI as a first-year … Plays club softball for NorCal Rising, coached by Steve Walling … Also previously competed on the varsity tennis team at Livermore … Parents are Nicole Dow-Macosky and Ed Macosky … Anticipated major at Northwestern is Data Science.
 
Drohan on Macosky: "Laine can play any infield position with athleticism and power. She is a mature, driven student with great instincts and a high softball IQ who challenges herself on the field and off. She is someone with a high motor that makes everyone around her better." 

Macosky on Choosing Northwestern: "I chose Northwestern due to its top-tier academics and competitive athletics. The moment I stepped on campus it felt like home. I connected instantly with the down-to-earth and genuine culture that radiates on campus. The remarkable people—the coaches, the athletes, the staff—offer an incredible support system that pushes you to grow and thrive in whatever life has to offer after graduation."