[7] On May 11, 2021, it was announced that Hoglund would require Tommy John surgery, thus ending his junior season prematurely.

[11] On March 16, 2022, the Blue Jays traded Hoglund, Kevin Smith, Zach Logue, and Kirby Snead to the Oakland Athletics in exchange for Matt Chapman.

[12] Hoglund made his professional debut in mid-July while on a rehab start with the rookie–level Arizona Complex League Athletics before being assigned to the Single–A Stockton Ports after two games.

[15] Hoglund split the 2024 campaign between Midland and the Triple–A Las Vegas Aviators, compiling a 9–7 record and 3.44 ERA with 119 strikeouts across 130+2⁄3 innings pitched.

Following the season, the Athletics added Hoglund to their 40-man roster to protect him from the Rule 5 draft.