MiLB Transactions
| Team | Date | Transaction |
| 05/12/26 |
05/12/26
Corpus Christi Hooks activated OF Lucas Spence from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Corpus Christi Hooks activated RHP Jose Guedez. |
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| 05/12/26 |
05/12/26
Wichita Wind Surge placed RHP Eli Jones on the 7-day injured list. |
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| 05/12/26 |
05/12/26
Indianapolis Indians sent RF Dominic Fletcher on a rehab assignment to Bradenton Marauders. |
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| 05/12/26 |
05/12/26
Philadelphia Phillies sent RHP Max Lazar on a rehab assignment to Lehigh Valley IronPigs. |
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| 05/12/26 |
05/12/26
Beloit Sky Carp placed RHP Cade Austin on the 7-day injured list retroactive to May 11, 2026. |
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| 05/12/26 |
05/12/26
Durham Bulls sent C Logan Driscoll on a rehab assignment to Charleston RiverDogs. |
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| 05/12/26 |
05/12/26
Hill City Howlers sent SS Gabriel Rodriguez on a rehab assignment to ACL Guardians. |
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| 05/12/26 |
05/12/26
San Antonio Missions activated RHP Miguel Mendez from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Houston Astros sent SS Jeremy Peña on a rehab assignment to Corpus Christi Hooks. |
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| 05/12/26 |
05/12/26
Baltimore Orioles sent LF Heston Kjerstad on a rehab assignment to Norfolk Tides. |
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| 05/12/26 |
05/12/26
Indianapolis Indians sent RF Dominic Fletcher on a rehab assignment to Bradenton Marauders. |
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| 05/12/26 |
05/12/26
Indianapolis Indians sent RF Dominic Fletcher on a rehab assignment to Bradenton Marauders. |
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| 05/12/26 |
05/12/26
Erie SeaWolves transferred C Joe Campagna to the Development List. |
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| 05/12/26 |
05/12/26
Birmingham Barons transferred C Juan Gonzalez to the Development List. |
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| 05/12/26 |
05/12/26
Durham Bulls sent CF Victor Mesa Jr. on a rehab assignment to Charleston RiverDogs. |
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| 05/12/26 |
05/12/26
Columbus Clingstones transferred RHP Elison Joseph to the Development List. |
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| 05/12/26 |
05/12/26
2B Quinn McDaniel assigned to Fort Myers Mighty Mussels. |
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| 05/12/26 |
05/12/26
Houston Astros sent LHP Josh Hader on a rehab assignment to Corpus Christi Hooks. |
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| 05/12/26 |
05/12/26
Indianapolis Indians activated CF Jhostynxon Garcia from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Buffalo Bisons sent RHP Jake Bloss on a rehab assignment to FCL Blue Jays. |
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| 05/12/26 |
05/12/26
Rome Emperors activated 3B Will Verdung from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Reading Fightin Phils sent RHP Wen-Hui Pan on a rehab assignment to Jersey Shore BlueClaws. |
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| 05/12/26 |
05/12/26
Charlotte Knights transferred C Josh Breaux to the Development List. |
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| 05/12/26 |
05/12/26
Norfolk Tides activated LF Reed Trimble from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Birmingham Barons transferred RHP Mark McLaughlin to the Development List. |
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| 05/12/26 |
05/12/26
Chicago White Sox sent C Kyle Teel on a rehab assignment to Charlotte Knights. |
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| 05/12/26 |
05/12/26
Iowa Cubs transferred C Casey Opitz to the Development List. |
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| 05/12/26 |
05/12/26
Hillsboro Hops activated C Adrian De Leon. |
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| 05/12/26 |
05/12/26
Toledo Mud Hens sent RHP Joe Ruzicka on a rehab assignment to FCL Tigers. |
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| 05/12/26 |
05/12/26
Nashville Sounds transferred C Andrick Nava to the Development List. |
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| 05/12/26 |
05/12/26
Reading Fightin Phils sent RHP Estibenzon Jimenez on a rehab assignment to Clearwater Threshers. |
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| 05/12/26 |
05/12/26
El Paso Chihuahuas activated 2B Victor Duarte. |
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| 05/12/26 |
05/12/26
Iowa Cubs activated 1B Christian Bethancourt from the bereavement list. |
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| 05/12/26 |
05/12/26
LF Dylan Carlson assigned to Lehigh Valley IronPigs. |
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| 05/12/26 |
05/12/26
DSL Brewers Gold released RHP Linbel Jimenez. |
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| 05/12/26 |
05/12/26
Norfolk Tides activated RF Jhonkensy Noel from the 7-day injured list. |
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| 05/12/26 |
05/12/26
DSL Rangers Blue released LHP Danny Jimenez. |
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| 05/12/26 |
05/12/26
Reading Fightin Phils sent RHP Wen-Hui Pan on a rehab assignment to Jersey Shore BlueClaws. |
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| 05/12/26 |
05/12/26
Cleveland Guardians sent RHP Andrew Walters on a rehab assignment to Columbus Clippers. |
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| 05/12/26 |
05/12/26
Peoria Chiefs released RHP Zack Showalter. |
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| 05/12/26 |
05/12/26
Durham Bulls activated LHP John Rooney from the 7-day injured list. |
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| 05/12/26 |
05/12/26
Detroit Tigers sent RHP Connor Seabold on a rehab assignment to Toledo Mud Hens. |
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| 05/12/26 |
05/12/26
Norfolk Tides activated RHP Christian Roa. |
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| 05/12/26 |
05/12/26
Colorado Rockies optioned RHP Tanner Gordon to Albuquerque Isotopes. |
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| 05/12/26 |
05/12/26
RHP Riley Gowens assigned to Birmingham Barons from Charlotte Knights. |
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| 05/12/26 |
05/12/26
2B Adrian Gil assigned to Kannapolis Cannon Ballers from ACL White Sox. |
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| 05/12/26 |
05/12/26
SS Fernando Peguero assigned to Chesapeake Baysox from Norfolk Tides. |
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| 05/12/26 |
05/12/26
LHP Aaron Rozek assigned to St. Paul Saints from Wichita Wind Surge. |
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| 05/12/26 |
05/12/26
RHP Garrett Hodges assigned to Wisconsin Timber Rattlers from Wilson Warbirds. |