(6/6/2010) The Astros signed reliever Jailen Peguero to a minor league contract and assigned him to the Double-A Corpus Christi Hooks on Friday.
Rangers hand out minor deal
(1/26/2010) The Texas Rangers reinstated infielder Dave Berg from the voluntarily retired list and signed reliever Jailen Peguero to a minor league contract Tuesday.
Rangers give Peguero minor deal
(8/17/2009) The Texas Rangers signed reliever Jailen Peguero to a minor league contract Sunday.
Peguero released by Diamondbacks
(3/18/2009) The Arizona Diamondbacks have notified right-hander Jailen Peguero that he will be released on Friday. Peguero's contract requires advance notice of his release. He appeared in seven games for the Diamondbacks last season and 18 in 2007. Last year with Arizona, he had no wins or losses and a 4.82 ERA in 9 1-3 innings. He had given up nine runs, seven earned, on 11 hits in five innings (four appearances) this spring.
Peguero outrighted by D-Backs
(2/23/2009) The Arizona Diamondbacks outrighted reliever Jailen Peguero to the minor leagues. He had been designated for assignment.
D-Backs designate Peguero for assign.
(2/19/2009) The D-Backs designated reliever Jailen Peguero for assignment. They have 10 days to trade, release or outright him to the minor leagues.
(8/2/2008)The Sports Xchange notes Arizona RHP Jailen Peguero, recalled from Class AAA Tucson when RHP Micah Owings was optioned out Tuesday, was returned to Tucson on Friday. He did not pitch in a game with the D-backs this time around, but made two appearances in an earlier stay this season.
Peguero called up to work in 'pen
(7/29/2008) Diamondbacks RP Jailen Peguero was recalled from Triple-A Tucson on Tuesday. Peguero was 5-4 with a 4.42 ERA with four saves in 41 relief appearances for Tucson.
(4/9/2008) The Arizona Diamondbacks placed SP Doug Davis on the 15-day disabled list Wednesday. Davis was diagnosed with thyroid cancer in late March and will begin treatment after undergoing surgery on Thursday. He made two starts this season, going 1-1 with a 3.72 ERA. Jailen Peguero from Triple-A Tucson to fill the roster spot.
Peguero sent down by D-Backs
(3/30/2008)Jailen Peguero was sent to the minors by the D-Backs on Saturday.
(9/11/2007) Jailen Peguero (1-0) recorded two outs in the eighth for the victory Tuesday and Tony Pena finished for his second save in four chances.
Peguero returns to majors Friday
(9/1/2007) After Friday's game against Colorado, Arizona recalled Dana Eveland, Robbie Hammock, Bill Murphy and Jailen Peguero from Triple-A Tucson and Emilio Bonifacio from Double-A Mobile.
Peguero on bus to minors
(8/18/2007) The Arizona Diamondbacks recalled right-handed pitcher Yusmeiro Petit from Triple-A Tucson to pitch Sunday against the Atlanta Braves. To make room for Petit, the Diamondbacks optioned pitcher Jailen Peguero to Tucson.
D-Backs call up RP Peguero
(8/15/2007) The Diamondbacks called up Dustin Nippert, likely to start, placed Chad Tracy (right knee strain) on the 15-day DL, called up reliever Jailen Peguero, called up reserve outfielder Jeff Salazar and designated Joe Kennedy for assignment Wednesday.
Peguero sent back to minors
(6/26/2007) In a shuffle of middle relievers, the Arizona Diamondbacks optioned right-hander Jailen Peguero to Triple-A Tucson and recalled lefty Randy Choate on Tuesday.
Peguero makes MLB debut
(6/11/2007) Jailen Peguero made his major league debut for Arizona on Friday, pitching a perfect inning in a relief role against the Red Sox, after being recalled for righty Brandon Medders, who was optioned to Tucson.
Peguero added to Arizona bullpen
(6/8/2007) The Arizona Diamondbacks optioned struggling right-hander Brandon Medders to Triple-A Tucson on Friday. Arizona recalled right-hander Jailen Peguero from Tucson in a corresponding move.
Diamondbacks make first cuts
(3/14/2007) The Diamondbacks optioned OF Carlos Gonzalez and Alex Romero, IF Emilio Bonifacio and Danny Richar, and P Evan MacLane and Jailen Peguero to the minors. The Diamondbacks also reassigned P Adam Bass, C Wilkin Castillo and OF Justin Upton to minor league camp.
D-Backs add seven to 40-man roster
(11/26/2006) The Diamondbacks added seven players to their 40-man roster: pitchers Evan MacLane and Jailen Peguero, outfielder Carlos Gonzalez and infielders Brian Barden, Emilio Bonifacio, Alberto Gonzalez and Danny Richar.
Arizona adds seven to 40-man
(11/21/2006) On Monday, the Diamondbacks added seven players to their 40-man roster: pitchers Evan MacLane and Jailen Peguero, outfielder Carlos Gonzalez and infielders Brian Barden, Emilio Bonifacio, Alberto Gonzalez and Danny Richar.