Butler University Athletics

2025 – Senior Season: Made 17 appearances, including three starts… Pitched 38.1 innings… Struck out 31 batters… Went 2-3 on the mound with a 6.81 ERA… Threw a complete game to get a win over NIU (3/29)… Walked 21 batters… Allowed 29 earned runs off 46 hits… Struck out a season-high five batters in his final start vs. St. John’s (5/16)… Struck out four and didn’t issue a walk in his complete game vs. NIU… Threw a season-high 116 pitches in the victory… Made his season debut at Tarleton State striking out three over 3.1 innings (2/15)… Struck out two at Belmont over 3.2 innings (3/14)… Got the start against Villanova (4/13)… Second win of the year was picked up at Georgetown (4/19)… Struck out four Hoyas over three innings of relief… Threw a clean inning at Seton Hall (4/26)… Had two strikeouts in 1.1 innings at UConn.

2024 – Junior Season: Appeared in 17 games, making eight starts… Ended the year with a 2-5 record on the mound… Posted a 10.29 ERA… Struck out 35 batters over 46.1 innings… Walked 22 batters… Allowed 77 hits, resulting in 53 runs… Threw three innings at Alabama A&M to get his first win of 2024 (2/25)… Credited with the win at Morehead State in his next outing (3/3)… Struck out a season-high six batters over 5.1 innings of work in his start vs. Xavier (5/4)… Threw a season-high 94 pitches in his first start of the year vs. Dayton (3/24)… Struck out four over 2.1 innings vs. Bradley (3/16)… Had four strikeouts in four innings of relief at St. John’s (4/20).

2023 (Sophomore Season at Ohlone): Made 13 total appearances… Started in 10 games, going 5-1 on the mound… Held a 3.83 ERA… Struck out 61 batters in 56.1 innings of action.

2022 (Freshman Season at Ohlone): Made 13 appearances, making three starts… Went 0-0 on the hill… Struck out 24 batters over 23.1 innings.

High School: Three-year starter at South Delta for head coach Jack Thompson… Held a 2.00 ERA as a senior and a 1.31 ERA as a junior… No. 7 Ranked Player in the Province… Threw three complete game shutouts... Played club ball for the North Delta Blue Jays.

Personal: Son of Rob and Sarah Rosser… Has one sibling; Rachel… Human development major.

Why Rosser Chose Butler
“Butler gives me the opportunity to get a great education and play D1 baseball.”