| W | L | ERA | G | GS | SV | IP | SO | WHIP | |
|---|---|---|---|---|---|---|---|---|---|
| 2022 | 2 | 3 | 6.97 | 27 | 0 | 0 | 41.1 | 43 | 1.65 |
| Career Minors | 25 | 28 | 3.70 | 140 | 66 | 1 | 447 | 394 | 1.29 |
| G | W-L | ERA | IP | SO | WHIP | |
|---|---|---|---|---|---|---|
| 2022 | 27 | 2-3 | 6.97 | 41.1 | 43 | 1.65 |
| Career Minors | 140 | 25-28 | 3.70 | 447 | 394 | 1.29 |
| Season | Tm | LG | L | W | L | ERA | G | GS | SV | IP | H | R | ER | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015 | 2 Teams | Minors | 1 | 4 | 3.70 | 10 | 9 | 0 | 41.1 | 34 | 26 | 17 | 0 | 17 | 33 | 1.23 | |
| 2015 | DSL Marlins | DSL | ROK | 0 | 2 | 4.11 | 4 | 4 | 0 | 15.1 | 18 | 15 | 7 | 0 | 7 | 16 | 1.63 |
| 2015 | GCL Marlins | GCL | ROK | 1 | 2 | 3.46 | 6 | 5 | 0 | 26.0 | 16 | 11 | 10 | 0 | 10 | 17 | 1.00 |
| 2015 | 2 Teams | ROK | 1 | 4 | 3.70 | 10 | 9 | 0 | 41.1 | 34 | 26 | 17 | 0 | 17 | 33 | 1.23 | |
| 2016 | GCL Marlins | GCL | ROK | 4 | 3 | 2.63 | 11 | 4 | 0 | 41.0 | 32 | 14 | 12 | 1 | 18 | 32 | 1.22 |
| 2017 | 2 Teams | Minors | 2 | 2 | 2.59 | 15 | 9 | 0 | 48.2 | 40 | 21 | 14 | 2 | 18 | 39 | 1.19 | |
| 2017 | GCL Marlins | GCL | ROK | 2 | 2 | 1.55 | 9 | 8 | 0 | 40.2 | 30 | 14 | 7 | 1 | 13 | 29 | 1.06 |
| 2017 | Batavia Muckdogs | NYP | A(Short) | 0 | 0 | 7.88 | 6 | 1 | 0 | 8.0 | 10 | 7 | 7 | 1 | 5 | 10 | 1.88 |
| 2018 | Batavia Muckdogs | NYP | A(Short) | 3 | 6 | 3.49 | 15 | 14 | 0 | 69.2 | 61 | 31 | 27 | 6 | 22 | 63 | 1.19 |
| 2019 | Clinton LumberKings | MID | A(Full) | 9 | 6 | 3.13 | 26 | 24 | 1 | 132.1 | 127 | 57 | 46 | 5 | 53 | 104 | 1.36 |
| 2021 | 3 Teams | Minors | 4 | 4 | 4.46 | 36 | 6 | 0 | 72.2 | 63 | 41 | 36 | 8 | 24 | 80 | 1.20 | |
| 2021 | Beloit Snappers | A+ C | A+ | 1 | 2 | 6.37 | 7 | 6 | 0 | 29.2 | 29 | 23 | 21 | 3 | 11 | 35 | 1.35 |
| 2021 | Pensacola Blue Wahoos | AA S | AA | 2 | 1 | 2.28 | 18 | 0 | 0 | 27.2 | 19 | 8 | 7 | 2 | 6 | 31 | 0.90 |
| 2021 | Jacksonville Jumbo Shrimp | AAA E | AAA | 1 | 1 | 4.70 | 11 | 0 | 0 | 15.1 | 15 | 10 | 8 | 3 | 7 | 14 | 1.43 |
| 2022 | Harrisburg Senators | EAS | AA | 2 | 3 | 6.97 | 27 | 0 | 0 | 41.1 | 51 | 35 | 32 | 8 | 17 | 43 | 1.65 |
| 2 Teams | ROK | 7 | 9 | 2.63 | 30 | 21 | 0 | 123.0 | 96 | 54 | 36 | 2 | 48 | 94 | 1.17 | ||
| Jacksonville Jumbo Shrimp | INT | AAA | 1 | 1 | 4.70 | 11 | 0 | 0 | 15.1 | 15 | 10 | 8 | 3 | 7 | 14 | 1.43 | |
| 2 Teams | AA | 4 | 4 | 5.09 | 45 | 0 | 0 | 69.0 | 70 | 43 | 39 | 10 | 23 | 74 | 1.35 | ||
| Beloit Sky Carp | MID | A+ | 1 | 2 | 6.37 | 7 | 6 | 0 | 29.2 | 29 | 23 | 21 | 3 | 11 | 35 | 1.35 | |
| Clinton LumberKings | MID | A | 9 | 6 | 3.13 | 26 | 24 | 1 | 132.1 | 127 | 57 | 46 | 5 | 53 | 104 | 1.36 | |
| Batavia Muckdogs | NYP | A(Short) | 3 | 6 | 3.94 | 21 | 15 | 0 | 77.2 | 71 | 38 | 34 | 7 | 27 | 73 | 1.26 | |
| Career Minors | 8 Teams | 25 | 28 | 3.70 | 140 | 66 | 1 | 447.0 | 408 | 225 | 184 | 30 | 169 | 394 | 1.29 |
| Team | Date | Transaction |
|---|---|---|
|
|
01/17/2026 | RHP Alberto Guerrero assigned to Panama. |
|
|
08/06/2025 | Bravos de Leon activated RHP Alberto Guerrero from the reserve list. |
|
|
07/24/2025 | Bravos de Leon placed RHP Alberto Guerrero on the reserve list. |
|
|
06/15/2025 | Bravos de Leon signed free agent RHP Alberto Guerrero. |
|
|
10/15/2024 | RHP Alberto Guerrero assigned to Aguilas del Zulia. |
|
|
07/02/2024 | Bravos de Leon activated RHP Alberto Guerrero from the reserve list. |
|
|
07/02/2024 | Bravos de Leon activated RHP Alberto Guerrero from the reserve list. |
|
|
06/18/2024 | Bravos de Leon placed RHP Alberto Guerrero on the reserve list. |
|
|
04/11/2024 | RHP Alberto Guerrero assigned to Bravos de Leon. |
|
|
12/19/2023 | Yaquis de Obregon placed RHP Alberto Guerrero on the reserve list. |
|
|
12/17/2023 | Yaquis de Obregon activated RHP Alberto Guerrero from the reserve list. |
|
|
12/14/2023 | RHP Alberto Guerrero assigned to Yaquis de Obregon. |
|
|
12/13/2023 | RHP Alberto Guerrero roster status changed by Tomateros de Culiacan. |
|
|
11/10/2023 | Tomateros de Culiacan activated RHP Alberto Guerrero from the reserve list. |
|
|
10/31/2023 | Tomateros de Culiacan placed RHP Alberto Guerrero on the reserve list. |
|
|
10/14/2023 | RHP Alberto Guerrero assigned to Tomateros de Culiacan. |
|
|
07/02/2023 | Tigres de Quintana Roo placed RHP Alberto Guerrero on the reserve list. |
|
|
04/21/2023 | Tigres de Quintana Roo activated RHP Alberto Guerrero from the reserve list. |
|
|
03/30/2023 | Tigres de Quintana Roo signed free agent RHP Alberto Guerrero. |
|
|
02/09/2023 | Panama activated RHP Alberto Guerrero. |
|
|
02/09/2023 | Panama activated RHP Alberto Guerrero. |
|
|
12/03/2022 | Tomateros de Culiacan activated RHP Alberto Guerrero from the reserve list. |
|
|
11/20/2022 | Tomateros de Culiacan placed RHP Alberto Guerrero on the reserve list. |
|
|
11/16/2022 | RHP Alberto Guerrero assigned to Rochester Red Wings. |
|
|
11/12/2022 | RHP Alberto Guerrero assigned to Tomateros de Culiacan. |
|
|
09/27/2022 | RHP Alberto Guerrero assigned to Panama. |
|
|
08/09/2022 | Harrisburg Senators released RHP Alberto Guerrero. |
|
|
04/08/2022 | RHP Alberto Guerrero assigned to Harrisburg Senators from Rochester Red Wings. |
|
|
11/16/2021 | Washington Nationals signed free agent RHP Alberto Guerrero and to a minor league contract. |
|
|
11/07/2021 | RHP Alberto Guerrero elected free agency. |
|
|
08/27/2021 | RHP Alberto Guerrero assigned to Jacksonville Jumbo Shrimp from Pensacola Blue Wahoos. |
|
|
08/05/2021 | RHP Alberto Guerrero assigned to Pensacola Blue Wahoos from Jacksonville Jumbo Shrimp. |
|
|
07/24/2021 | RHP Alberto Guerrero assigned to Jacksonville Jumbo Shrimp from Pensacola Blue Wahoos. |
|
|
06/15/2021 | RHP Alberto Guerrero assigned to Pensacola Blue Wahoos from Beloit Snappers. |
|
|
05/04/2021 | RHP Alberto Guerrero assigned to Beloit Snappers from Jacksonville Jumbo Shrimp. |
|
|
04/25/2021 | Marlins Organization activated RHP Alberto Guerrero. ABS test. |
|
|
02/12/2021 | RHP Alberto Guerrero assigned to Jacksonville Jumbo Shrimp. |
|
|
02/12/2021 | RHP Alberto Guerrero assigned to Jacksonville Jumbo Shrimp. |
|
|
02/12/2021 | RHP Alberto Guerrero assigned to Jacksonville Jumbo Shrimp. |
|
|
01/25/2021 | RHP Alberto Guerrero assigned to Panama. |
|
|
11/20/2020 | RHP Alberto Guerrero assigned to Wichita Wind Surge. |
|
|
11/19/2020 | RHP Alberto Guerrero assigned to Wichita Wind Surge from Jupiter Hammerheads. |
|
|
01/03/2020 | RHP Alberto Guerrero assigned to Jupiter Hammerheads from Wichita Wind Surge. |
|
|
11/18/2019 | RHP Alberto Guerrero assigned to Wichita Wind Surge from Clinton LumberKings. |
|
|
03/30/2019 | RHP Alberto Guerrero assigned to Clinton LumberKings from Batavia Muckdogs. |
|
|
08/28/2017 | RHP Alberto Guerrero assigned to Batavia Muckdogs from GCL Marlins. |
|
|
07/07/2017 | RHP Alberto Guerrero assigned to GCL Marlins from Batavia Muckdogs. |
|
|
06/19/2017 | RHP Alberto Guerrero assigned to Batavia Muckdogs from GCL Marlins. |
|
|
10/05/2015 | GCL Marlins activated RHP Alberto Guerrero from the 60-day disabled list. |
|
|
08/20/2015 | GCL Marlins placed RHP Alberto Guerrero on the 60-day disabled list. Chst injury. |
|
|
06/22/2015 | RHP Alberto Guerrero assigned to GCL Marlins from DSL Marlins. |
|
|
05/29/2015 | RHP Alberto Guerrero assigned to DSL Marlins. |
|
|
07/03/2014 | Miami Marlins signed free agent RHP Alberto Guerrero to a minor league contract. |