Alex Castellanos (OF) LA - AAA
Castellanos is batting .299/.359/.486 with five homers and eight steals for Triple-A Albuquerque.
Aaron Miller (P) LA - AA
Miller, a 2009 first-round supplemental pick, has been moved from the mound to the outfield, the Dodgers' official site reports.
Eddie Butler (P) COL - A+
Butler has been promoted to High-A Modesto after nine brilliant starts (1.66 ERA 0.92 WHIP in 54.1 IP) with Asheville. He'll start for the Nuts against Lake Elsinore on Saturday.
Travis Ishikawa (1B) BAL - AAA
Ishikawa left Thursday's game with Triple-A Norfolk with a sprained right thumb, the Baltimore Sun reports.
Carlos Carrasco (P) CLE - AAA
Carrasco is 2-0 with a 1.36 ERA in 39.2 innings at Triple-A Columbus.
Chris Archer (P) TB - AAA
Archer pitched six innings and allowed one earned runs on three hits and one walk while striking out six and earning the win for Triple-A Durham on Tuesday.
Zackry Dodson (P) PIT - A
Dodson picked up his first win since returning from a 50-game suspension on Wednesday, going six innings for High A Bradenton, allowing two runs while striking out five.
Tyler Glasnow (P) PIT - A
Glasnow struck out 12 in five innings for Low A West Virginia on Thursday, surrendering two runs on two hits.
Carlos Correa (SS) HOU - A
Correa has a hit in nine of his last 10 games and is hitting .372 over that time for Low-A Quad Cities.
Clint Coulter (C) MIL - A
Coulter hit his third home run of the year on Wednesday for Low-A Wisconsin.
Byron Buxton (OF) MIN - A
Buxton is just 7-for-36 over his last 10 games at Low-A Cedar Rapids.
Brandon Nimmo (OF) NY-N - A
Nimmo, originally sidelined since April 29 with a sore hand, now is dealing with a tweaked lower back that is keeping him out of the lineup, ESPN New York reports.
Cory Vaughn (OF) NY-N - AA
Vaughn, the reigning Eastern League Player of the Week, could be a September call up, ESPN New York reports.
Jesus Montero (C) SEA - AAA
Montero will play primarily first base and handle DH duties at Triple-A Tacoma, 710 AM ESPN Seattle reports.
Zack Wheeler (P) NY-N - AAA
A high-ranking club official told the New York Post's Mike Puma that Wheeler is expected to make two or three more starts at Triple-A Las Vegas before being summoned to the majors.
Rafael Perez (P) BOS - AAA
Perez signed a minor league contract with the Red Sox on Thursday, Jon Morosi of FOX Sports reports.
Alex Burnett (P) BAL - AAA
Burnett was designated for assignment by the Orioles on Thursday.
Kelvin Herrera (P) KC - AAA
The Orioles optioned Herrera to Triple-A Omaha on Thursday.
Angel Sanchez (SS) CHI-A - AAA
Sanchez (back) was placed on waivers by the White Sox on Thursday, Jon Heyman of CBS Sports reports.
Sean Nolin (P) TOR - AA
Manager John Gibbons has confirmed that Nolin will start Friday against the Orioles, Sportnet's Shi Davidi reports.
Darin Ruf (OF) PHI - AAA
Ruf is a candidate to receive a call-up this weekend, the Philadelphia Daily News reports.
Branden Kline (P) BAL - A
Kline will require surgery on his fractured ankle and will miss at least six-to-eight weeks, MASN Sports reports.
Carlos Zambrano (P) PHI - AAA
Zambrano allowed one run over four innings and struck out four batters during his second outing at extended spring training Thursday, MLB.com's Todd Zolecki reports.
Jesus Montero (C) SEA - AAA
Montero was officially demoted to Triple-A Tacoma on Thursday, the Seattle Times reports.
Chien-Ming Wang (P) NY-A - AAA
Wang is unlikely to get promoted by the Yankees, according to ESPN.com.