| # | 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 |
| 1 | Cobie Fletcher-Vance | 23 | 3B-2B | R | 101 | 108 | 373 | 54 | 94 | 20 | 3 | 3 | 31 | 11 | 0 | 52 | 74 | 11 | 2 | 4 | 0 | 8 | 129 | 442 | 26 | 68 | .252 | .357 | .346 | .703 | .263 | .094 | .303 | 11.76 | 16.74 | 1.42 | 124.33 | 2018- 18- 533-OAK | premium | premium | premium | AAA | 2016-2023 | 2021 | |
| 13 | Jordan Diaz | 20 | 3B | R | 109 | 90 | 333 | 46 | 96 | 24 | 1 | 13 | 56 | 2 | 3 | 25 | 58 | 2 | 0 | 5 | 0 | 13 | 161 | 365 | 38 | 58 | .288 | .337 | .483 | .820 | .267 | .195 | .311 | 6.85 | 15.89 | 2.32 | 25.62 | 2016- UDFA -OAK | premium | premium | premium | MLB | 2022-2023 | 2017-2025 | 2021 |
| 18 | William Simoneit | 24 | 1B-C | R | 110 | 90 | 322 | 40 | 88 | 20 | 1 | 10 | 53 | 7 | 1 | 38 | 85 | 6 | 0 | 1 | 0 | 8 | 140 | 367 | 31 | 57 | .273 | .360 | .435 | .795 | .298 | .162 | .342 | 10.35 | 23.16 | 2.24 | 32.20 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 3 | Shane Selman | 24 | LF-RF | R | 113 | 78 | 258 | 36 | 67 | 14 | 2 | 12 | 36 | 5 | 3 | 39 | 79 | 3 | 3 | 1 | 0 | 4 | 121 | 304 | 28 | 39 | .260 | .362 | .469 | .831 | .368 | .209 | .327 | 12.83 | 25.99 | 2.03 | 21.50 | 2019- 21- 644-OAK | premium | premium | premium | AA | 2016-2022 | 2021 | |
| 6 | Austin Beck | 22 | CF | R | 82 | 69 | 248 | 20 | 50 | 12 | 2 | 7 | 33 | 3 | 1 | 15 | 91 | 3 | 0 | 3 | 0 | 6 | 87 | 269 | 21 | 29 | .202 | .253 | .351 | .604 | .218 | .149 | .281 | 5.58 | 33.83 | 6.07 | 35.43 | 2017- 1- 6-OAK | premium | premium | premium | AAA | 2017-2024 | 2021 | |
| 14 | Lester Madden | 22 | RF | R | 75 | 64 | 221 | 22 | 44 | 13 | 1 | 3 | 27 | 0 | 3 | 10 | 75 | 4 | 1 | 1 | 0 | 8 | 68 | 237 | 17 | 27 | .199 | .246 | .308 | .554 | .140 | .109 | .285 | 4.22 | 31.65 | 7.50 | 73.67 | 2018- UDFA -OAK | premium | premium | premium | A+ | 2019-2022 | 2021 | |
| 12 | Drew Millas | 23 | C | B | 104 | 59 | 220 | 34 | 56 | 12 | 1 | 3 | 28 | 10 | 2 | 41 | 39 | 2 | 0 | 3 | 0 | 4 | 79 | 266 | 16 | 40 | .255 | .372 | .359 | .731 | .327 | .104 | .293 | 15.41 | 14.66 | 0.95 | 73.33 | 2019- 7- 224-OAK | premium | premium | premium | MLB | 2023-2025 | 2017-2025 | 2021 |
| 7 | Elvis Peralta | 24 | 2B | L | 89 | 67 | 213 | 32 | 46 | 12 | 3 | 0 | 19 | 17 | 2 | 23 | 73 | 4 | 2 | 1 | 0 | 0 | 64 | 243 | 15 | 31 | .216 | .303 | .300 | .603 | .263 | .084 | .326 | 9.47 | 30.04 | 3.17 | 0.00 | 2019- 26- 794-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| 8 | Max Schuemann | 24 | SS | R | 107 | 54 | 201 | 43 | 45 | 11 | 1 | 5 | 20 | 34 | 2 | 25 | 50 | 14 | 1 | 2 | 1 | 1 | 73 | 243 | 17 | 28 | .224 | .347 | .363 | .710 | .423 | .139 | .270 | 10.29 | 20.58 | 2.00 | 40.20 | 2018- 20- 593-OAK | premium | premium | premium | MLB | 2024-2025 | 2016-2025 | 2021 |
| 30 | Patrick McColl | 24 | 1B | L | 91 | 64 | 183 | 33 | 33 | 6 | 2 | 6 | 24 | 10 | 2 | 29 | 64 | 5 | 2 | 4 | 0 | 3 | 61 | 223 | 14 | 19 | .180 | .303 | .333 | .636 | .355 | .153 | .231 | 13.00 | 28.70 | 2.21 | 30.50 | 2019- 10- 314-OAK | premium | premium | premium | A+ | 2016-2022 | 2021 | |
| 25 | Jared McDonald | 24 | C | R | 86 | 51 | 176 | 16 | 39 | 10 | 0 | 4 | 16 | 1 | 0 | 9 | 70 | 6 | 0 | 4 | 0 | 4 | 61 | 195 | 14 | 25 | .222 | .277 | .347 | .624 | .182 | .125 | .330 | 4.62 | 35.90 | 7.78 | 44.00 | 2019- 19- 584-OAK | premium | premium | premium | A+ | 2016-2022 | 2021 | |
| 4 | Michael Guldberg | 22 | CF | R | 108 | 48 | 174 | 29 | 45 | 9 | 2 | 5 | 18 | 11 | 1 | 17 | 36 | 7 | 6 | 1 | 0 | 1 | 73 | 205 | 16 | 29 | .259 | .347 | .420 | .767 | .316 | .161 | .299 | 8.29 | 17.56 | 2.12 | 34.80 | 2020- 3- 98-OAK | premium | premium | premium | AA | 2018-2023 | 2021 | |
| 11 | Lazaro Armenteros | 22 | LF | R | 81 | 56 | 174 | 20 | 34 | 5 | 0 | 4 | 16 | 13 | 4 | 13 | 80 | 4 | 2 | 0 | 0 | 4 | 51 | 193 | 9 | 25 | .195 | .267 | .293 | .560 | .224 | .098 | .333 | 6.74 | 41.45 | 6.15 | 43.50 | 2016- UDFA -OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 2 | Yerdel Vargas | 21 | 2B | R | 80* | 35 | 117 | 7 | 25 | 6 | 2 | 1 | 14 | 2 | 0 | 5 | 34 | 1 | 1 | 0 | 0 | 3 | 38 | 124 | 9 | 16 | .214 | .252 | .325 | .577 | .171 | .111 | .293 | 4.03 | 27.42 | 6.80 | 117.00 | 2016- UDFA -OAK | premium | premium | premium | AA | 2017-2021 | 2021 | |
| 2 | Ryan Gridley | 26 | 2B | R | 91* | 32 | 117 | 14 | 27 | 7 | 0 | 0 | 10 | 6 | 0 | 11 | 17 | 5 | 0 | 0 | 0 | 4 | 34 | 133 | 7 | 20 | .231 | .323 | .291 | .614 | .205 | .060 | .270 | 8.27 | 12.78 | 1.55 | 0.00 | 2017- 11- 321-OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | |
| 11 | Jake Suddleson | 23 | RF | R | 116* | 24 | 95 | 15 | 27 | 9 | 1 | 4 | 19 | 1 | 0 | 7 | 24 | 3 | 0 | 2 | 0 | 1 | 50 | 107 | 14 | 13 | .284 | .346 | .526 | .872 | .326 | .242 | .333 | 6.54 | 22.43 | 3.43 | 23.75 | 2020- UDFA -OAK | premium | premium | premium | AA | 2017-2022 | 2021 | |
| 7 | Drew Swift | 22 | SS | R | 94* | 32 | 92 | 18 | 16 | 5 | 0 | 1 | 5 | 12 | 1 | 21 | 34 | 2 | 2 | 1 | 0 | 0 | 24 | 118 | 6 | 10 | .174 | .336 | .261 | .597 | .435 | .087 | .259 | 17.80 | 28.81 | 1.62 | 92.00 | 2021- 8- 248-OAK | premium | premium | premium | AAA | 2018-2025 | 2021 | |
| 24 | Brett Harris | 23 | 3B | R | 98* | 25 | 81 | 14 | 18 | 3 | 0 | 3 | 11 | 3 | 1 | 8 | 20 | 4 | 1 | 0 | 0 | 2 | 30 | 94 | 6 | 12 | .222 | .323 | .370 | .693 | .272 | .148 | .259 | 8.51 | 21.28 | 2.50 | 27.00 | 2021- 7- 218-OAK | premium | premium | premium | MLB | 2024-2025 | 2018-2025 | 2021 |
| 12 | Jonny Butler | 22 | CF-LF | L | 80* | 25 | 79 | 9 | 16 | 2 | 1 | 1 | 9 | 1 | 0 | 9 | 22 | 0 | 0 | 2 | 0 | 1 | 23 | 90 | 4 | 12 | .203 | .278 | .291 | .569 | .215 | .088 | .259 | 10.00 | 24.44 | 2.44 | 79.00 | 2021- 14- 428-OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| 9 | Marcos Brito | 21 | SS | B | 19 | 64 | 5 | 6 | 1 | 0 | 0 | 5 | 3 | 0 | 4 | 39 | 0 | 1 | 0 | 0 | 0 | 7 | 69 | 1 | 5 | .094 | .147 | .109 | .256 | .125 | .015 | .240 | 5.80 | 56.52 | 9.75 | 0.00 | 2016- UDFA -OAK | premium | premium | premium | AA | 2017-2022 | 2021 | ||
| 4 | Lawrence Butler | 20 | RF-1B | L | 14 | 50 | 14 | 17 | 4 | 0 | 2 | 8 | 3 | 1 | 4 | 15 | 0 | 0 | 0 | 0 | 1 | 27 | 54 | 6 | 11 | .340 | .389 | .540 | .929 | .320 | .200 | .455 | 7.41 | 27.78 | 3.75 | 25.00 | 2018- 6- 173-OAK | premium | premium | premium | MLB | 2023-2025 | 2018-2025 | 2021 | |
| 8 | DJ Lee | 24 | CF-LF | L | 14 | 27 | 5 | 4 | 1 | 0 | 0 | 1 | 2 | 0 | 8 | 10 | 1 | 1 | 1 | 0 | 0 | 5 | 38 | 1 | 3 | .148 | .351 | .185 | .536 | .407 | .037 | .222 | 21.05 | 26.32 | 1.25 | 0.00 | 2019- 39-1184-OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | ||
| 23 | Cooper Uhl | 23 | C-P | R | 10 | 26 | 2 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 12 | 1 | 0 | 0 | 0 | 0 | 3 | 30 | 0 | 3 | .115 | .233 | .115 | .348 | .115 | .000 | .214 | 10.00 | 40.00 | 4.00 | 0.00 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2023 | 2021 | ||
| 9 | Enrry Pantoja | 24 | RF | R | 7 | 16 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 1 | 3 | 17 | 0 | 3 | .188 | .235 | .188 | .423 | .063 | .000 | .273 | 5.88 | 29.41 | 5.00 | 0.00 | 2017- UDFA -OAK | premium | premium | premium | A+ | 2017-2021 | 2021 | ||
| 23 | Jalen Greer | 19 | 3B-RF | R | 3 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 0 | 0 | .000 | .091 | .000 | .091 | .100 | .000 | .000 | 9.09 | 27.27 | 3.00 | 0.00 | 2019- 5- 164-OAK | premium | premium | premium | AA | 2019-2025 | 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 |
| Totals: | 1138 | 3870 | 530 | 899 | 206 | 23 | 87 | 463 | 157 | 27 | 418 | 1109 | 88 | 25 | 36 | 1 | 78 | 1412 | 4437 | 316 | 583 | .232 | .318 | .365 | .683 | .274 | .133 | .300 | 9.42 | 24.99 | 2.65 | 44.48 | 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 |
| 24 | Zach Rafuse | 24 | R | 1 | 1 | 1.00 | 6 | 0 | 0 | 0 | 6 | 2 | 0 | 9.0 | 7 | 2 | 1 | 0 | 2 | 10 | 0 | 0 | 2 | 1.00 | 7.00 | 0.00 | 2.00 | 10.00 | 2.00 | 5.00 | 2019- 35-1064-OAK | premium | premium | premium | A+ | 2017-2022 | 2021 | |
| 32 | Colin Peluse | 23 | R | 7 | 3 | 3.66 | 18 | 15 | 0 | 0 | 3 | 0 | 0 | 86.0 | 82 | 42 | 35 | 10 | 22 | 92 | 1 | 2 | 1 | 1.21 | 8.58 | 1.05 | 2.30 | 9.63 | 4.40 | 4.18 | 2019- 9- 284-OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 22 | Shohei Tomioka | 25 | R | 6 | 7 | 4.65 | 25 | 9 | 0 | 0 | 16 | 3 | 0 | 71.2 | 71 | 47 | 37 | 6 | 25 | 78 | 8 | 2 | 9 | 1.34 | 8.92 | 0.75 | 3.14 | 9.80 | 5.90 | 3.12 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2021-2025 | 2021 | |
| 16 | Charles Hall | 26 | R | 6 | 3 | 2.11 | 43 | 0 | 0 | 0 | 43 | 23 | 12 | 64.0 | 42 | 21 | 15 | 3 | 21 | 79 | 8 | 0 | 0 | 0.98 | 5.91 | 0.42 | 2.95 | 11.11 | 2.95 | 3.76 | 2019- 33-1004-OAK | premium | premium | premium | AA | 2019-2023 | 2021 | |
| 18 | William Simoneit | 24 | R | 0 | 0 | 9.00 | 5 | 0 | 0 | 0 | 5 | 5 | 0 | 6.0 | 11 | 8 | 6 | 2 | 1 | 1 | 0 | 0 | 1 | 2.00 | 16.50 | 3.00 | 1.50 | 1.50 | 12.00 | 1.00 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 23 | Seth Shuman | 23 | R | 2 | 3 | 2.25 | 13 | 11 | 0 | 0 | 2 | 0 | 0 | 56.0 | 44 | 16 | 14 | 4 | 15 | 62 | 3 | 1 | 4 | 1.05 | 7.07 | 0.64 | 2.41 | 9.96 | 2.57 | 4.13 | 2019- 6- 194-OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 27 | Brandon Withers | 26 | R | 3 | 2 | 4.39 | 35 | 0 | 0 | 0 | 35 | 10 | 0 | 55.1 | 58 | 36 | 27 | 4 | 22 | 72 | 13 | 0 | 5 | 1.45 | 9.43 | 0.65 | 3.58 | 11.71 | 5.86 | 3.27 | 2017- 31- 921-OAK | premium | premium | premium | A+ | 2014-2022 | 2021 | |
| 21 | Richard Guasch | 23 | R | 1 | 4 | 4.67 | 13 | 9 | 0 | 0 | 4 | 0 | 0 | 54.0 | 54 | 38 | 28 | 7 | 29 | 68 | 5 | 0 | 11 | 1.54 | 9.00 | 1.17 | 4.83 | 11.33 | 6.33 | 2.34 | 2018- UDFA -OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| 39 | Jorge Juan | 22 | R | 0 | 2 | 11.12 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 5.2 | 7 | 7 | 7 | 2 | 6 | 9 | 1 | 2 | 0 | 2.29 | 11.12 | 3.18 | 9.53 | 14.29 | 11.12 | 1.50 | 2017- UDFA -OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| 94 | Norge Ruiz | 27 | R | 0 | 0 | 11.12 | 4 | 0 | 0 | 0 | 4 | 0 | 0 | 5.2 | 9 | 7 | 7 | 0 | 2 | 7 | 0 | 0 | 0 | 1.94 | 14.29 | 0.00 | 3.18 | 11.12 | 11.12 | 3.50 | 2016- UDFA -OAK | premium | premium | premium | MLB | 2022-2022 | 2017-2023 | 2021 |
| 26 | Brock Whittlesey | 24 | R | 5 | 2 | 4.47 | 32 | 1 | 0 | 0 | 31 | 16 | 5 | 46.1 | 45 | 26 | 23 | 4 | 11 | 52 | 2 | 0 | 5 | 1.21 | 8.74 | 0.78 | 2.14 | 10.10 | 5.05 | 4.73 | 2019- UDFA -OAK | premium | premium | premium | AA | 2017-2023 | 2021 | |
| 15 | Jack Cushing | 24 | R | 6 | 1 | 2.74 | 8 | 7 | 1 | 0 | 1 | 1 | 0 | 46.0 | 41 | 14 | 14 | 3 | 10 | 48 | 1 | 0 | 0 | 1.11 | 8.02 | 0.59 | 1.96 | 9.39 | 2.74 | 4.80 | 2019- 22- 674-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| 34 | David Leal | 24 | L | 1 | 4 | 4.43 | 11 | 10 | 0 | 0 | 1 | 1 | 0 | 42.2 | 48 | 21 | 21 | 7 | 7 | 49 | 0 | 1 | 1 | 1.29 | 10.12 | 1.48 | 1.48 | 10.34 | 4.43 | 7.00 | 2019- 38-1154-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| 20 | Leudeny Pineda | 25 | R | 2 | 1 | 5.45 | 26 | 1 | 0 | 0 | 25 | 5 | 1 | 39.2 | 37 | 29 | 24 | 4 | 24 | 42 | 6 | 0 | 6 | 1.54 | 8.39 | 0.91 | 5.45 | 9.53 | 6.58 | 1.75 | 2018- 26- 773-OAK | premium | premium | premium | A+ | 2018-2022 | 2021 | |
| 29 | Dalton Sawyer | 27 | L | 2 | 2 | 4.03 | 33 | 0 | 0 | 0 | 33 | 6 | 3 | 38.0 | 28 | 24 | 17 | 6 | 20 | 62 | 6 | 2 | 2 | 1.26 | 6.63 | 1.42 | 4.74 | 14.68 | 5.68 | 3.10 | 2016- 9- 262-OAK | premium | premium | premium | AAA | 2013-2023 | 2021 | |
| 2 | Sam Romero | 24 | R | 0 | 0 | 9.82 | 4 | 0 | 0 | 0 | 4 | 2 | 0 | 3.2 | 9 | 5 | 4 | 0 | 4 | 2 | 1 | 0 | 0 | 3.55 | 22.09 | 0.00 | 9.82 | 4.91 | 12.27 | 0.50 | 2019- 40-1214-OAK | premium | premium | premium | A+ | 2017-2021 | 2021 | |
| 23 | Cooper Uhl | 23 | R | 0 | 0 | 18.90 | 4 | 0 | 0 | 0 | 4 | 4 | 0 | 3.1 | 11 | 7 | 7 | 2 | 1 | 1 | 0 | 0 | 0 | 3.60 | 29.70 | 5.40 | 2.70 | 2.70 | 18.90 | 1.00 | 2020- UDFA -OAK | premium | premium | premium | AAA | 2017-2023 | 2021 | |
| 15 | Osvaldo Berrios | 21 | R | 2 | 1 | 5.86 | 6 | 5 | 0 | 0 | 1 | 0 | 0 | 27.2 | 35 | 18 | 18 | 4 | 10 | 20 | 0 | 0 | 1 | 1.63 | 11.39 | 1.30 | 3.25 | 6.51 | 5.86 | 2.00 | 2017- 20- 591-OAK | premium | premium | premium | AAA | 2017-2025 | 2021 | |
| 31 | Stevie Emanuels | 22 | R | 1 | 3 | 6.26 | 7 | 6 | 0 | 0 | 1 | 0 | 0 | 27.1 | 27 | 20 | 19 | 6 | 13 | 25 | 6 | 1 | 2 | 1.46 | 8.89 | 1.98 | 4.28 | 8.23 | 6.59 | 1.92 | 2020- 5- 157-OAK | premium | premium | premium | AAA | 2018-2025 | 2021 | |
| 26 | Charlie Cerny | 24 | R | 0 | 2 | 12.82 | 20 | 1 | 0 | 0 | 19 | 4 | 0 | 26.2 | 44 | 39 | 38 | 3 | 30 | 20 | 8 | 0 | 6 | 2.77 | 14.85 | 1.01 | 10.12 | 6.75 | 13.16 | 0.67 | 2018- 7- 203-OAK | premium | premium | premium | A+ | 2016-2023 | 2021 | |
| 36 | Bryce Nightengale | 24 | R | 2 | 1 | 4.44 | 14 | 2 | 0 | 0 | 12 | 0 | 0 | 26.1 | 24 | 17 | 13 | 1 | 21 | 38 | 1 | 1 | 5 | 1.71 | 8.20 | 0.34 | 7.18 | 12.99 | 5.81 | 1.81 | 2018- 16- 473-OAK | premium | premium | premium | A+ | 2016-2021 | 2021 | |
| 15 | Rafael Kelly | 24 | R | 0 | 1 | 2.82 | 5 | 4 | 0 | 0 | 1 | 0 | 0 | 22.1 | 23 | 13 | 7 | 2 | 7 | 19 | 2 | 1 | 1 | 1.34 | 9.27 | 0.81 | 2.82 | 7.66 | 5.24 | 2.71 | 2016- UDFA -OAK | premium | premium | premium | A+ | 2017-2025 | 2021 | |
| 24 | Aiden McIntyre | 25 | R | 1 | 0 | 1.27 | 17 | 0 | 0 | 0 | 17 | 11 | 2 | 21.1 | 14 | 5 | 3 | 2 | 5 | 31 | 4 | 0 | 4 | 0.89 | 5.91 | 0.84 | 2.11 | 13.08 | 2.11 | 6.20 | 2018- 22- 653-OAK | premium | premium | premium | AAA | 2018-2023 | 2021 | |
| 35 | Brady Basso | 23 | L | 2 | 2 | 4.71 | 7 | 4 | 0 | 0 | 3 | 0 | 0 | 21.0 | 21 | 12 | 11 | 2 | 7 | 26 | 2 | 0 | 0 | 1.33 | 9.00 | 0.86 | 3.00 | 11.14 | 5.14 | 3.71 | 2019- 16- 494-OAK | premium | premium | premium | MLB | 2024-2025 | 2017-2025 | 2021 |
| 5 | Jack Owen | 23 | L | 0 | 1 | 4.50 | 7 | 4 | 0 | 0 | 3 | 0 | 0 | 20.0 | 26 | 13 | 10 | 3 | 4 | 21 | 1 | 0 | 0 | 1.50 | 11.70 | 1.35 | 1.80 | 9.45 | 5.85 | 5.25 | 2019- 21- 635-SLN | premium | premium | premium | A+ | 2018-2024 | 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 |
| 2 | Ryan Gridley | 26 | R | 0 | 0 | 0.00 | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 2.2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 3.37 | 0.00 | 0.00 | 2017- 11- 321-OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | |
| 28 | Michael Danielak | 27 | R | 1 | 1 | 5.12 | 14 | 0 | 0 | 0 | 14 | 4 | 0 | 19.1 | 25 | 16 | 11 | 4 | 5 | 20 | 2 | 0 | 2 | 1.55 | 11.64 | 1.86 | 2.33 | 9.31 | 7.45 | 4.00 | 2017- 19- 561-OAK | premium | premium | premium | AA | 2013-2022 | 2021 | |
| 36 | Jose Mora | 23 | R | 1 | 2 | 11.09 | 15 | 0 | 0 | 0 | 15 | 2 | 0 | 18.2 | 26 | 26 | 23 | 5 | 15 | 24 | 6 | 2 | 1 | 2.20 | 12.54 | 2.41 | 7.23 | 11.57 | 12.54 | 1.60 | 2015- UDFA -OAK | premium | premium | premium | A+ | 2015-2021 | 2021 | |
| 31 | Garrett Acton | 23 | R | 1 | 0 | 3.63 | 14 | 0 | 0 | 0 | 14 | 7 | 2 | 17.1 | 10 | 7 | 7 | 3 | 4 | 34 | 0 | 0 | 0 | 0.81 | 5.19 | 1.56 | 2.08 | 17.65 | 3.63 | 8.50 | 2016- 35-1046-CHA | premium | premium | premium | MLB | 2023-2025 | 2017-2025 | 2021 |
| 35 | Kyle Virbitsky | 22 | R | 1 | 2 | 3.38 | 7 | 3 | 0 | 0 | 4 | 0 | 0 | 16.0 | 21 | 7 | 6 | 1 | 4 | 22 | 1 | 0 | 2 | 1.56 | 11.81 | 0.56 | 2.25 | 12.38 | 3.94 | 5.50 | 2021- 17- 518-OAK | premium | premium | premium | AA | 2018-2025 | 2021 | |
| 20 | Jack Weisenburger | 23 | R | 0 | 1 | 1.76 | 13 | 0 | 0 | 0 | 13 | 10 | 4 | 15.1 | 9 | 3 | 3 | 0 | 4 | 26 | 1 | 2 | 2 | 0.85 | 5.28 | 0.00 | 2.35 | 15.26 | 1.76 | 6.50 | 2019- 20- 614-OAK | premium | premium | premium | AA | 2017-2025 | 2021 | |
| 34 | Jeff Criswell | 22 | R | 0 | 0 | 4.50 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 12.0 | 9 | 6 | 6 | 1 | 4 | 12 | 0 | 0 | 1 | 1.08 | 6.75 | 0.75 | 3.00 | 9.00 | 4.50 | 3.00 | 2020- 2- 58-OAK | premium | premium | premium | MLB | 2024-2024 | 2018-2024 | 2021 |
| 17 | Reid Birlingmair | 24 | R | 4 | 10 | 4.54 | 21 | 21 | 0 | 0 | 0 | 0 | 0 | 103.0 | 88 | 56 | 52 | 13 | 52 | 84 | 12 | 0 | 10 | 1.36 | 7.69 | 1.14 | 4.54 | 7.34 | 4.89 | 1.62 | 2018- 28- 833-OAK | premium | premium | premium | AAA | 2016-2025 | 2021 | |
| 3 | Shane Selman | 24 | L | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2019- 21- 644-OAK | premium | premium | premium | AA | 2016-2022 | 2021 | |
| Totals: | 58 | 62 | 4.49 | 457 | 120 | 1 | 0 | 119 | 337 | 29 | 1031.0 | 1006 | 608 | 514 | 114 | 407 | 1157 | 101 | 17 | 84 | 1.37 | 8.78 | 1.00 | 3.55 | 10.10 | 5.31 | 2.84 | premium | premium | premium |