| # | player | age | pos | ba | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr | draft info | status | cur-org | cur-lev | hilvl | mlb years | stat years | year |
| 20 | T.J. Schofield-Sam | 20 | 3B-1B | L | 94 | 105 | 391 | 51 | 96 | 20 | 5 | 9 | 62 | 6 | 4 | 35 | 105 | 13 | 0 | 7 | 1 | 5 | 153 | 446 | 34 | 62 | .246 | .323 | .391 | .714 | .240 | .145 | .306 | 7.85 | 23.54 | 3.00 | 43.44 | 2019- 12- 374-OAK | premium | premium | premium | AA | 2019-2025 | 2021 | |
| 15 | Brayan Buelvas | 19 | LF-CF | R | 95 | 88 | 347 | 54 | 76 | 11 | 4 | 16 | 50 | 17 | 7 | 37 | 95 | 7 | 0 | 1 | 0 | 9 | 143 | 392 | 31 | 45 | .219 | .306 | .412 | .718 | .329 | .193 | .253 | 9.44 | 24.23 | 2.57 | 21.69 | 2018- UDFA -OAK | premium | premium | premium | AAA | 2019-2026 | 2021 | |
| 4 | Lawrence Butler | 20 | 1B-LF | L | 114 | 88 | 335 | 62 | 88 | 20 | 4 | 17 | 67 | 26 | 4 | 55 | 131 | 1 | 0 | 5 | 0 | 3 | 167 | 396 | 41 | 47 | .263 | .364 | .499 | .863 | .466 | .236 | .370 | 13.89 | 33.08 | 2.38 | 19.71 | 2018- 6- 173-OAK | premium | premium | premium | MLB | 2023-2026 | 2018-2026 | 2021 |
| 27 | Junior Perez | 19 | CF | R | 92 | 95 | 329 | 54 | 68 | 16 | 5 | 8 | 34 | 24 | 7 | 51 | 145 | 3 | 1 | 2 | 0 | 2 | 118 | 386 | 29 | 39 | .207 | .317 | .359 | .676 | .359 | .152 | .337 | 13.21 | 37.56 | 2.84 | 41.13 | 2017- UDFA -SDN | premium | premium | premium | AAA | 2018-2026 | 2021 | |
| 9 | Joshwan Wright | 20 | 2B | R | 90 | 84 | 317 | 45 | 77 | 17 | 1 | 5 | 46 | 5 | 2 | 29 | 64 | 7 | 3 | 2 | 0 | 7 | 111 | 358 | 23 | 54 | .243 | .318 | .350 | .668 | .208 | .107 | .288 | 8.10 | 17.88 | 2.21 | 63.40 | 2017- UDFA -OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| 7 | Robert Puason | 18 | SS | R | 78 | 91 | 302 | 43 | 65 | 12 | 1 | 3 | 27 | 3 | 1 | 24 | 139 | 5 | 4 | 2 | 0 | 2 | 88 | 337 | 16 | 49 | .215 | .282 | .291 | .573 | .162 | .076 | .383 | 7.12 | 41.25 | 5.79 | 100.67 | 2019- UDFA -OAK | premium | premium | premium | A | 2021-2026 | 2021 | |
| 5 | Danny Bautista | 20 | RF-LF | R | 86 | 72 | 245 | 38 | 51 | 15 | 3 | 2 | 23 | 6 | 2 | 33 | 68 | 5 | 5 | 2 | 1 | 6 | 78 | 290 | 20 | 31 | .208 | .312 | .318 | .630 | .261 | .110 | .277 | 11.38 | 23.45 | 2.06 | 122.50 | 2017- UDFA -OAK | premium | premium | premium | A+ | 2018-2025 | 2021 | |
| 21 | Tyler Soderstrom | 19 | C | L | 123 | 57 | 222 | 39 | 68 | 20 | 1 | 12 | 49 | 2 | 1 | 27 | 61 | 4 | 0 | 1 | 1 | 8 | 126 | 254 | 33 | 35 | .306 | .390 | .568 | .958 | .387 | .262 | .373 | 10.63 | 24.02 | 2.26 | 18.50 | 2020- 1- 26-OAK | premium | premium | premium | MLB | 2023-2026 | 2021-2026 | 2021 |
| 46 | Kevin Richards | 21 | RF | R | 85 | 58 | 221 | 26 | 54 | 10 | 1 | 3 | 25 | 3 | 6 | 20 | 63 | 3 | 0 | 0 | 1 | 3 | 75 | 244 | 14 | 40 | .244 | .316 | .339 | .655 | .172 | .095 | .329 | 8.20 | 25.82 | 3.15 | 73.67 | 2016- UDFA -OAK | premium | premium | premium | A+ | 2017-2023 | 2021 | |
| 14 | Jose Rivas | 22 | C | R | 90 | 60 | 213 | 25 | 49 | 9 | 0 | 5 | 31 | 0 | 0 | 17 | 65 | 12 | 0 | 1 | 0 | 3 | 73 | 243 | 14 | 35 | .230 | .321 | .343 | .664 | .192 | .113 | .306 | 7.00 | 26.75 | 3.82 | 42.60 | 2014- UDFA -OAK | premium | premium | premium | A | 2015-2021 | 2021 | |
| 2 | Sahid Valenzuela | 23 | 2B | B | 86 | 60 | 199 | 32 | 43 | 9 | 2 | 1 | 16 | 4 | 0 | 23 | 51 | 8 | 1 | 0 | 0 | 5 | 59 | 231 | 12 | 31 | .216 | .322 | .296 | .618 | .216 | .080 | .286 | 9.96 | 22.08 | 2.22 | 199.00 | 2019- 13- 404-OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 22 | Zack Gelof | 21 | 3B | R | 124 | 32 | 124 | 26 | 37 | 8 | 1 | 7 | 22 | 11 | 2 | 19 | 36 | 1 | 0 | 1 | 0 | 2 | 68 | 145 | 16 | 21 | .298 | .393 | .548 | .941 | .476 | .250 | .366 | 13.10 | 24.83 | 1.89 | 17.71 | 2021- 2- 60-OAK | premium | premium | premium | MLB | 2023-2026 | 2019-2026 | 2021 |
| 23 | Gavin Jones | 22 | 3B-1B | R | 79 | 37 | 120 | 14 | 23 | 4 | 1 | 1 | 11 | 1 | 1 | 16 | 47 | 3 | 1 | 0 | 0 | 3 | 32 | 140 | 6 | 17 | .192 | .302 | .267 | .569 | .208 | .075 | .306 | 11.43 | 33.57 | 2.94 | 120.00 | 2019- 27- 824-OAK | premium | premium | premium | A | 2018-2021 | 2021 | |
| 3 | CJ Rodriguez | 20 | C | R | 56* | 22 | 81 | 5 | 13 | 2 | 0 | 1 | 4 | 0 | 0 | 4 | 13 | 0 | 0 | 1 | 0 | 2 | 18 | 86 | 3 | 10 | .160 | .198 | .222 | .420 | .111 | .062 | .176 | 4.65 | 15.12 | 3.25 | 81.00 | 2021- 5- 158-OAK | premium | premium | premium | AA | 2020-2026 | 2021 | |
| 13 | Lazaro Armenteros | 22 | LF | R | 141* | 15 | 65 | 9 | 28 | 6 | 0 | 2 | 10 | 8 | 4 | 5 | 26 | 0 | 0 | 0 | 0 | 0 | 40 | 70 | 8 | 20 | .431 | .471 | .615 | 1.086 | .323 | .184 | .703 | 7.14 | 37.14 | 5.20 | 32.50 | 2016- UDFA -OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 38 | Nick Brueser | 22 | 1B | R | 16 | 62 | 5 | 7 | 0 | 0 | 1 | 4 | 0 | 0 | 5 | 28 | 1 | 0 | 0 | 0 | 2 | 10 | 68 | 1 | 6 | .113 | .191 | .161 | .352 | .129 | .048 | .182 | 7.35 | 41.18 | 5.60 | 62.00 | 2021- UDFA -OAK | premium | premium | premium | A | 2018-2022 | 2021 | ||
| 23 | Alexander Campos | 21 | 2B-SS | R | 95* | 23 | 62 | 10 | 11 | 3 | 0 | 2 | 7 | 0 | 1 | 16 | 17 | 2 | 0 | 0 | 0 | 0 | 20 | 80 | 5 | 6 | .177 | .363 | .323 | .686 | .387 | .146 | .209 | 20.00 | 21.25 | 1.06 | 31.00 | 2016- UDFA -SEA | premium | premium | premium | A+ | 2017-2023 | 2021 | |
| 5 | Jack Winkler | 22 | SS-2B | R | 15 | 61 | 8 | 9 | 3 | 0 | 0 | 2 | 2 | 2 | 5 | 14 | 2 | 0 | 0 | 0 | 0 | 12 | 68 | 3 | 6 | .148 | .235 | .197 | .432 | .131 | .049 | .191 | 7.35 | 20.59 | 2.80 | 0.00 | 2021- 10- 308-OAK | premium | premium | premium | MLB | 2025-2025 | 2018-2026 | 2021 | |
| 37 | George Bell | 21 | CF-LF | R | 15 | 52 | 3 | 7 | 2 | 0 | 0 | 1 | 0 | 0 | 5 | 23 | 2 | 0 | 0 | 0 | 2 | 9 | 59 | 2 | 5 | .135 | .237 | .173 | .410 | .135 | .038 | .241 | 8.47 | 38.98 | 4.60 | 0.00 | 2016- UDFA -OAK | premium | premium | premium | A | 2017-2021 | 2021 | ||
| 3 | Cooper Uhl | 23 | C | R | 20 | 50 | 6 | 8 | 2 | 0 | 1 | 4 | 0 | 0 | 11 | 16 | 0 | 0 | 0 | 0 | 4 | 13 | 61 | 3 | 5 | .160 | .311 | .260 | .571 | .320 | .100 | .212 | 18.03 | 26.23 | 1.45 | 50.00 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2023 | 2021 | ||
| 2 | Marcos Brito | 21 | 2B-SS | B | 14 | 42 | 8 | 11 | 1 | 0 | 0 | 2 | 2 | 2 | 10 | 19 | 0 | 0 | 0 | 0 | 0 | 12 | 52 | 1 | 10 | .262 | .404 | .286 | .690 | .262 | .024 | .478 | 19.23 | 36.54 | 1.90 | 0.00 | 2016- UDFA -OAK | premium | premium | premium | AA | 2017-2022 | 2021 | ||
| 17 | Matt Cross | 22 | C | R | 13 | 34 | 4 | 10 | 4 | 0 | 1 | 8 | 0 | 0 | 3 | 13 | 1 | 0 | 0 | 0 | 0 | 17 | 38 | 5 | 5 | .294 | .368 | .500 | .868 | .294 | .206 | .450 | 7.89 | 34.21 | 4.33 | 34.00 | 2018- 19- 563-OAK | premium | premium | premium | AA | 2018-2022 | 2021 | ||
| - | Jorge Romero | 21 | LF | R | 5 | 18 | 2 | 5 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 6 | 1 | 0 | 0 | 0 | 0 | 5 | 19 | 0 | 5 | .278 | .316 | .278 | .594 | .056 | .000 | .417 | 0.00 | 31.58 | 0.00 | 0.00 | 2019- 18- 554-OAK | premium | premium | premium | A | 2019-2022 | 2021 | ||
| - | Jose Bonilla | 20 | RF | R | 5 | 16 | 2 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 4 | 20 | 0 | 4 | .250 | .400 | .250 | .650 | .250 | .000 | .571 | 20.00 | 45.00 | 2.25 | 0.00 | 2017- UDFA -OAK | premium | premium | premium | A | 2018-2022 | 2021 | ||
| - | Mariano Ricciardi | 23 | 2B | L | 4 | 14 | 0 | 2 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 3 | 15 | 1 | 1 | .143 | .200 | .214 | .414 | .143 | .071 | .250 | 6.67 | 40.00 | 6.00 | 0.00 | 2021- 18- 548-OAK | premium | premium | premium | AA | 2019-2023 | 2021 | ||
| # | player | age | pos | ba | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr | draft info | status | cur-org | cur-lev | hilvl | mlb years | stat years | year |
| - | Seth Brown | 28 | RF | L | 1 | 5 | 2 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 1 | 1 | .400 | .400 | 1.000 | 1.400 | .600 | .600 | 1.000 | 0.00 | 60.00 | 0.00 | 5.00 | 2015- 19- 578-OAK | premium | premium | premium | MLB | 2019-2025 | 2013-2026 | 2021 | |
| - | Stephen Piscotty | 30 | RF | R | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | 2012- 1- 36-SLN | premium | premium | premium | MLB | 2015-2022 | 2010-2024 | 2021 | |
| Totals: | 1096 | 3931 | 573 | 912 | 195 | 29 | 98 | 511 | 122 | 47 | 455 | 1265 | 81 | 15 | 25 | 4 | 68 | 1459 | 4507 | 322 | 590 | .232 | .322 | .371 | .694 | .274 | .139 | .314 | 10.10 | 28.07 | 2.78 | 40.11 | premium | premium | premium |
| # | player | age | th | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb | draft info | status | cur-org | cur-lev | hilvl | mlb years | stat years | year |
| 29 | Osvaldo Berrios | 21 | R | 3 | 6 | 5.97 | 16 | 11 | 0 | 0 | 5 | 2 | 0 | 75.1 | 90 | 56 | 50 | 12 | 20 | 70 | 7 | 0 | 7 | 1.46 | 10.75 | 1.43 | 2.39 | 8.36 | 6.69 | 3.50 | 2017- 20- 591-OAK | premium | premium | premium | AAA | 2017-2026 | 2021 | |
| 38 | Jake Walkinshaw | 24 | R | 5 | 4 | 4.85 | 16 | 14 | 0 | 0 | 2 | 0 | 0 | 72.1 | 82 | 43 | 39 | 6 | 25 | 63 | 11 | 1 | 3 | 1.48 | 10.20 | 0.75 | 3.11 | 7.84 | 5.35 | 2.52 | 2019- 36-1094-OAK | premium | premium | premium | AAA | 2019-2026 | 2021 | |
| 18 | Diego Granado | 24 | R | 2 | 2 | 6.46 | 30 | 6 | 0 | 0 | 24 | 9 | 2 | 69.2 | 84 | 55 | 50 | 15 | 24 | 74 | 3 | 0 | 9 | 1.55 | 10.85 | 1.94 | 3.10 | 9.56 | 7.11 | 3.08 | 2019- UDFA -OAK | premium | premium | premium | A+ | 2021-2022 | 2021 | |
| 44 | Pedro Santos | 21 | R | 3 | 7 | 6.32 | 21 | 12 | 0 | 0 | 9 | 1 | 0 | 68.1 | 64 | 55 | 48 | 4 | 62 | 87 | 21 | 0 | 6 | 1.84 | 8.43 | 0.53 | 8.17 | 11.46 | 7.24 | 1.40 | 2018- UDFA -OAK | premium | premium | premium | AAA | 2019-2025 | 2021 | |
| 37 | Kumar Nambiar | 23 | L | 1 | 6 | 6.09 | 15 | 12 | 0 | 0 | 3 | 1 | 0 | 65.0 | 77 | 51 | 44 | 13 | 22 | 66 | 2 | 0 | 3 | 1.52 | 10.66 | 1.80 | 3.05 | 9.14 | 7.06 | 3.00 | 2019- 34-1034-OAK | premium | premium | premium | A+ | 2016-2023 | 2021 | |
| 22 | Edward Baram | 24 | R | 3 | 3 | 6.98 | 29 | 0 | 0 | 0 | 29 | 10 | 3 | 58.0 | 69 | 55 | 45 | 8 | 30 | 64 | 9 | 0 | 2 | 1.71 | 10.71 | 1.24 | 4.66 | 9.93 | 8.53 | 2.13 | 2019- 30- 914-OAK | premium | premium | premium | A+ | 2016-2023 | 2021 | |
| 12 | Daniel Martinez | 22 | R | 3 | 5 | 9.00 | 18 | 5 | 0 | 0 | 13 | 2 | 0 | 54.0 | 83 | 57 | 54 | 13 | 28 | 54 | 9 | 0 | 6 | 2.06 | 13.83 | 2.17 | 4.67 | 9.00 | 9.50 | 1.93 | 2018- 21- 623-OAK | premium | premium | premium | AAA | 2018-2025 | 2021 | |
| 10 | Grant Judkins | 23 | R | 0 | 6 | 6.29 | 14 | 11 | 0 | 0 | 3 | 0 | 0 | 48.2 | 55 | 40 | 34 | 11 | 21 | 63 | 4 | 0 | 4 | 1.56 | 10.17 | 2.03 | 3.88 | 11.65 | 7.40 | 3.00 | 2020- UDFA -OAK | premium | premium | premium | A+ | 2017-2025 | 2021 | |
| 46 | Angello Infante | 22 | R | 3 | 3 | 6.20 | 10 | 6 | 0 | 0 | 4 | 1 | 0 | 45.0 | 67 | 40 | 31 | 8 | 8 | 30 | 1 | 1 | 6 | 1.67 | 13.40 | 1.60 | 1.60 | 6.00 | 8.00 | 3.75 | 2015- UDFA -OAK | premium | premium | premium | A+ | 2016-2022 | 2021 | |
| 31 | Jack Cushing | 24 | R | 1 | 1 | 2.88 | 8 | 7 | 0 | 0 | 1 | 0 | 0 | 40.2 | 37 | 19 | 13 | 5 | 10 | 43 | 3 | 0 | 1 | 1.16 | 8.19 | 1.11 | 2.21 | 9.52 | 4.20 | 4.30 | 2019- 22- 674-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| 19 | Oscar Tovar | 23 | R | 3 | 6 | 3.52 | 28 | 0 | 0 | 0 | 28 | 21 | 5 | 38.1 | 41 | 20 | 15 | 1 | 15 | 38 | 10 | 0 | 6 | 1.46 | 9.63 | 0.23 | 3.52 | 8.92 | 4.70 | 2.53 | 2014- UDFA -OAK | premium | premium | premium | A | 2015-2021 | 2021 | |
| 34 | Garrett Acton | 23 | R | 2 | 0 | 3.72 | 20 | 0 | 0 | 0 | 20 | 9 | 0 | 36.1 | 31 | 15 | 15 | 6 | 14 | 53 | 4 | 0 | 1 | 1.24 | 7.68 | 1.49 | 3.47 | 13.13 | 3.72 | 3.79 | 2016- 35-1046-CHA | premium | premium | premium | MLB | 2023-2026 | 2017-2026 | 2021 |
| 36 | Dallas Woolfolk | 24 | R | 1 | 3 | 6.68 | 23 | 1 | 0 | 0 | 22 | 10 | 1 | 33.2 | 38 | 30 | 25 | 5 | 31 | 29 | 8 | 0 | 1 | 2.05 | 10.16 | 1.34 | 8.29 | 7.75 | 8.02 | 0.94 | 2018- 13- 383-OAK | premium | premium | premium | A | 2016-2025 | 2021 | |
| 33 | Sam Romero | 24 | R | 1 | 0 | 10.87 | 16 | 0 | 0 | 0 | 16 | 4 | 0 | 27.1 | 44 | 35 | 33 | 7 | 20 | 32 | 3 | 0 | 2 | 2.34 | 14.49 | 2.30 | 6.59 | 10.54 | 11.52 | 1.60 | 2019- 40-1214-OAK | premium | premium | premium | A+ | 2017-2021 | 2021 | |
| 33 | Jose Mora | 23 | R | 3 | 2 | 3.04 | 18 | 0 | 0 | 0 | 18 | 15 | 5 | 26.2 | 18 | 9 | 9 | 2 | 11 | 37 | 4 | 0 | 0 | 1.09 | 6.07 | 0.67 | 3.71 | 12.49 | 3.04 | 3.36 | 2015- UDFA -OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | |
| 39 | David Leal | 24 | L | 1 | 1 | 3.71 | 7 | 4 | 0 | 0 | 3 | 1 | 0 | 26.2 | 25 | 12 | 11 | 4 | 1 | 29 | 1 | 0 | 3 | 0.97 | 8.44 | 1.35 | 0.34 | 9.79 | 4.05 | 29.00 | 2019- 38-1154-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| - | Jorge Juan | 22 | R | 1 | 1 | 3.86 | 6 | 4 | 0 | 0 | 2 | 0 | 0 | 21.0 | 15 | 10 | 9 | 2 | 7 | 31 | 7 | 0 | 1 | 1.05 | 6.43 | 0.86 | 3.00 | 13.29 | 4.29 | 4.43 | 2017- UDFA -OAK | premium | premium | premium | AA | 2018-2026 | 2021 | |
| 31 | Joe DeMers | 24 | R | 1 | 2 | 6.30 | 10 | 1 | 0 | 0 | 9 | 2 | 0 | 20.0 | 32 | 17 | 14 | 0 | 8 | 13 | 3 | 0 | 1 | 2.00 | 14.40 | 0.00 | 3.60 | 5.85 | 7.65 | 1.63 | 2018- 11- 323-OAK | premium | premium | premium | A+ | 2016-2022 | 2021 | |
| 11 | Trayson Kubo | 23 | R | 2 | 2 | 6.52 | 9 | 1 | 0 | 0 | 8 | 0 | 0 | 19.1 | 30 | 23 | 14 | 1 | 13 | 18 | 6 | 0 | 1 | 2.22 | 13.97 | 0.47 | 6.05 | 8.38 | 10.71 | 1.38 | 2019- 24- 734-OAK | premium | premium | premium | AA | 2017-2025 | 2021 | |
| 36 | Grant Holman | 21 | R | 0 | 1 | 4.20 | 6 | 4 | 0 | 0 | 2 | 0 | 0 | 15.0 | 15 | 8 | 7 | 3 | 4 | 15 | 1 | 0 | 0 | 1.27 | 9.00 | 1.80 | 2.40 | 9.00 | 4.80 | 3.75 | 2021- 6- 188-OAK | premium | premium | premium | MLB | 2024-2025 | 2019-2026 | 2021 |
| 24 | Jose Dicochea | 20 | R | 1 | 2 | 11.05 | 6 | 5 | 0 | 0 | 1 | 0 | 0 | 14.2 | 19 | 18 | 18 | 4 | 8 | 23 | 0 | 0 | 3 | 1.84 | 11.66 | 2.45 | 4.91 | 14.11 | 11.05 | 2.88 | 2019- 8- 254-OAK | premium | premium | premium | A+ | 2019-2026 | 2021 | |
| 39 | Gerald Garcia | 19 | L | 0 | 0 | 2.51 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 14.1 | 11 | 6 | 4 | 1 | 6 | 16 | 2 | 0 | 1 | 1.19 | 6.91 | 0.63 | 3.77 | 10.05 | 3.77 | 2.67 | 2018- UDFA -OAK | premium | premium | premium | A | 2019-2021 | 2021 | |
| 23 | Luis Florentino | 21 | R | 0 | 1 | 7.53 | 5 | 0 | 0 | 0 | 5 | 2 | 0 | 14.1 | 21 | 14 | 12 | 3 | 6 | 9 | 6 | 0 | 1 | 1.88 | 13.19 | 1.88 | 3.77 | 5.65 | 8.79 | 1.50 | 2018- UDFA -OAK | premium | premium | premium | A | 2019-2023 | 2021 | |
| 13 | Daniel Palencia | 21 | R | 0 | 2 | 6.91 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 14.1 | 17 | 12 | 11 | 3 | 6 | 14 | 4 | 1 | 3 | 1.60 | 10.67 | 1.88 | 3.77 | 8.79 | 7.53 | 2.33 | 2020- UDFA -OAK | premium | premium | premium | MLB | 2023-2026 | 2021-2026 | 2021 |
| 12 | Hunter Breault | 22 | R | 1 | 1 | 2.57 | 8 | 0 | 0 | 0 | 8 | 3 | 0 | 14.0 | 15 | 8 | 4 | 0 | 3 | 9 | 0 | 0 | 0 | 1.29 | 9.64 | 0.00 | 1.93 | 5.79 | 5.14 | 3.00 | 2021- 20- 608-OAK | premium | premium | premium | AAA | 2018-2025 | 2021 | |
| # | player | age | th | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb | draft info | status | cur-org | cur-lev | hilvl | mlb years | stat years | year |
| 29 | Robin Vazquez | 23 | R | 0 | 0 | 4.26 | 6 | 0 | 0 | 0 | 6 | 1 | 0 | 12.2 | 14 | 8 | 6 | 1 | 7 | 14 | 1 | 1 | 2 | 1.66 | 9.95 | 0.71 | 4.97 | 9.95 | 5.68 | 2.00 | 2018- UDFA -OAK | premium | premium | premium | A | 2018-2022 | 2021 | |
| 34 | Luis Carrasco | 19 | R | 0 | 0 | 4.38 | 7 | 0 | 0 | 0 | 7 | 2 | 0 | 12.1 | 14 | 8 | 6 | 1 | 4 | 11 | 0 | 1 | 1 | 1.46 | 10.22 | 0.73 | 2.92 | 8.03 | 5.84 | 2.75 | 2018- UDFA -OAK | premium | premium | premium | A+ | 2019-2026 | 2021 | |
| 24 | Jose Morban | 23 | R | 0 | 3 | 6.57 | 5 | 3 | 0 | 0 | 2 | 1 | 0 | 12.1 | 14 | 10 | 9 | 4 | 13 | 11 | 2 | 0 | 2 | 2.19 | 10.22 | 2.92 | 9.49 | 8.03 | 7.30 | 0.85 | 2015- UDFA -OAK | premium | premium | premium | AAA | 2015-2021 | 2021 | |
| 17 | Brock Whittlesey | 24 | R | 0 | 0 | 0.00 | 9 | 0 | 0 | 0 | 9 | 6 | 2 | 10.1 | 6 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0.58 | 5.23 | 0.00 | 0.00 | 8.71 | 0.00 | 0.00 | 2019- UDFA -OAK | premium | premium | premium | AA | 2017-2023 | 2021 | |
| 11 | Aaron Cohn | 22 | R | 0 | 2 | 6.75 | 8 | 0 | 0 | 0 | 8 | 6 | 0 | 9.1 | 10 | 9 | 7 | 0 | 7 | 6 | 1 | 0 | 0 | 1.82 | 9.64 | 0.00 | 6.75 | 5.79 | 8.68 | 0.86 | 2021- UDFA -OAK | premium | premium | premium | A | 2018-2023 | 2021 | |
| 39 | James Gonzalez | 20 | L | 0 | 0 | 3.38 | 2 | 0 | 0 | 0 | 2 | 1 | 1 | 8.0 | 10 | 7 | 3 | 1 | 2 | 5 | 2 | 0 | 1 | 1.50 | 11.25 | 1.13 | 2.25 | 5.63 | 7.88 | 2.50 | 2019- UDFA -OAK | premium | premium | premium | AAA | 2019-2026 | 2021 | |
| - | Wander Guante | 21 | R | 0 | 0 | 3.00 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 6.0 | 7 | 2 | 2 | 1 | 1 | 8 | 1 | 0 | 1 | 1.33 | 10.50 | 1.50 | 1.50 | 12.00 | 3.00 | 8.00 | 2019- UDFA -OAK | premium | premium | premium | AAA | 2019-2025 | 2021 | |
| - | Yehizon Sanchez | 20 | R | 0 | 0 | 2.25 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4.0 | 3 | 1 | 1 | 0 | 4 | 2 | 1 | 0 | 0 | 1.75 | 6.75 | 0.00 | 9.00 | 4.50 | 2.25 | 0.50 | 2019- UDFA -OAK | premium | premium | premium | AA | 2019-2026 | 2021 | |
| - | Colton Johnson | 22 | L | 0 | 1 | 5.40 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 3.1 | 2 | 2 | 2 | 2 | 0 | 7 | 0 | 0 | 0 | 0.60 | 5.40 | 5.40 | 0.00 | 18.90 | 5.40 | 0.00 | 2021- 16- 488-OAK | premium | premium | premium | AA | 2017-2025 | 2021 | |
| 17 | Matt Cross | 22 | R | 0 | 0 | 6.00 | 3 | 0 | 0 | 0 | 3 | 3 | 0 | 3.0 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1.33 | 12.00 | 3.00 | 0.00 | 0.00 | 6.00 | 0.00 | 2018- 19- 563-OAK | premium | premium | premium | AA | 2018-2022 | 2021 | |
| 19 | Clark Cota | 24 | R | 0 | 1 | 10.12 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 2.2 | 2 | 3 | 3 | 1 | 3 | 4 | 1 | 0 | 0 | 1.87 | 6.75 | 3.37 | 10.12 | 13.50 | 10.12 | 1.33 | 2018- 10- 293-OAK | premium | premium | premium | A | 2016-2024 | 2021 | |
| 11 | Vince Coletti | 24 | R | 1 | 1 | 0.00 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 2.1 | 2 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0.86 | 7.71 | 0.00 | 0.00 | 15.43 | 3.86 | 0.00 | 2019- 17- 524-OAK | premium | premium | premium | A | 2016-2021 | 2021 | |
| 36 | Jesus Lage | 23 | R | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 1.00 | 4.50 | 0.00 | 4.50 | 9.00 | 0.00 | 2.00 | 2014- UDFA -OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | |
| 3 | Cooper Uhl | 23 | R | 0 | 0 | 63.00 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1.0 | 7 | 7 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 7.00 | 63.00 | 18.00 | 0.00 | 0.00 | 63.00 | 0.00 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2023 | 2021 | |
| 9 | Joshwan Wright | 20 | R | 0 | 0 | 18.00 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1.0 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 2.00 | 18.00 | 9.00 | 0.00 | 0.00 | 18.00 | 0.00 | 2017- UDFA -OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| Totals: | 42 | 75 | 5.80 | 403 | 117 | 0 | 0 | 117 | 286 | 19 | 1023.1 | 1178 | 770 | 659 | 152 | 445 | 1064 | 139 | 5 | 78 | 1.59 | 10.36 | 1.34 | 3.91 | 9.36 | 6.77 | 2.39 | premium | premium | premium |