Osvaldo Bido

The Pittsburgh Pirates signed Bido as an international free agent on March 14, 2017.^[1] He spent his first professional season with the Dominican Summer League Pirates, posting a 1–8 record and 5.33 ERA across 15 contests.^[2] In 2018, he made 14 starts for the Low–A West Virginia Black Bears, registering a 4–6 record and 4.18 ERA with 58 strikeouts across 75+1⁄3 innings of work.^[3] Bido began the 2019 season with the Single–A Greensboro Grasshoppers,^[4] and was promoted to the High–A Bradenton Marauders in July. In 25 combined starts, he accumulated a 12–8 record and 3.32 ERA with 107 strikeouts in 135+2⁄3 innings pitched.^[5]

Bido did not play a game in 2020 due to the cancellation of the Minor League Baseball season because of the COVID-19 pandemic.^[6] He returned to action in 2021, splitting the year between the Double–A Altoona Curve and Triple–A Indianapolis Indians. In 23 games (21 starts) Bido recorded a 4–8 record and 5.33 ERA with 98 strikeouts across 101+1⁄3 innings of work.^[7] Bido remained with Indianapolis for the entirety of the 2022 season, making 32 appearances and working to a 3–8 record and 4.53 ERA with a career–high 122 strikeouts in 111+1⁄3 innings pitched.^[8]

Bido began the 2023 season back with Triple–A Indianapolis.^[9] In 12 games (10 starts), he registered a 3–4 record and 4.55 ERA with 56 strikeouts in 55+1⁄3 innings pitched. On June 14, 2023, Bido was selected to the 40-man roster and promoted to the major leagues for the first time.^[10][11] In 16 appearances for Pittsburgh, he logged a 2–5 record and 5.86 ERA with 48 strikeouts across 50+2⁄3 inning pitched. On November 17, the Pirates non–tendered Bido, making him a free agent.^[12]

On November 20, 2023, Bido signed a major league contract with the Oakland Athletics, paying him $750,000.^[13] He was optioned to the Triple–A Las Vegas Aviators to begin the 2024 season.^[14] The Athletics promoted him to the major leagues to start one game of a doubleheader on May 8.^[15] Bido made 16 appearances (nine starts) for Oakland during the year, compiling a 5-3 record and 3.41 ERA with 63 strikeouts across 63+1⁄3 innings pitched.^[16]

Bido made 26 appearances (10 starts) for the Athletics during the 2025 campaign, registering a 2-5 record and 5.87 ERA with 68 strikeouts and one save across 79+2⁄3 innings pitched.^[17]

On December 5, 2025, Bido was claimed off waivers by the Atlanta Braves.^[18] He was designated for assignment on December 15, following the signing of Ha-seong Kim.^[19] On December 19, Bido was claimed off waivers by the Tampa Bay Rays.^[20] He was designated for assignment by the Rays on January 12, 2026.^[21] On January 16, Bido was claimed off waivers by the Miami Marlins.^[22] He was designated for assignment by Miami on January 20.^[23] Bido was claimed off waivers by the Los Angeles Angels on January 27,^[24] but was subsequently designated for assignment two days later.^[25] On February 5, Bido was claimed off waivers for a fifth time, this time by the New York Yankees.^[26] On March 24, Bido was claimed back off waivers by the Braves.^[27] In six appearances for Atlanta, he logged a 1-0 record and 6.30 ERA with six strikeouts and one save across 10 innings pitched. On April 16, Bido was designated for assignment by the Braves.^[28]

On April 18, 2026, Bido was claimed off waivers by the Chicago White Sox.^[29][30]

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