Signed by Rafic Saab, Manny Batista, and Don Welke (Rangers)...Entering his 13th professional season, his 1st in the Red Sox organization...Originally signed by TEX in July 2007 at 16 years old...Has made 173 appearances (157 starts) with TEX (2012-18) and MIN (2019)...Made his ML debut at only 21 years old in 2012...Made 30+ starts in 2016 (33) and 2017 (32)...Won 10+ games in 2013 (10), 2016 (10), 2017 (13), and 2019 (10)...Had Tommy John surgery on 5/19/14...Since the start of 2016, his 634.1 IP are tied for 10thmost in the majors among LHP...Is the only pitcher in Rangers history to post backto-back shutouts with 3 hits or fewer allowed in each (4/18/14 vs. CWS and 4/23/14 at OAK)...He and his wife, Viclena, have a daughter, Malena Kate (born June 2016) and a son, Martín Jr. (born June 2019).
In his first 8 starts of the season (4/15-5/23), went 6-1 with a 2.17 ERA and a .221 opponent AVG (49.2 IP, 40 H, 12 ER, 17 BB, 44 SO)...Allowed 0 or 1 ER in 5 of those...Allowed only 1 run in a 3-start span from 4/26-5/6 (21.0 IP), which included 8.0 scoreless innings on 5/1 vs. HOU (4 H) and 7.0 scoreless innings on 5/6 at TOR (2 H)...In his only start against BOS in 2019, earned the win in a 2-1 Twins victory on 9/5 (6.0 IP, 2 H, 1 R).
Began season on 10-day disabled recovering from right elbow surgery; reinstated April 5...Went 2-3, 9.67 ERA (22.1 IP, 24 ER) in five April starts...Placed back on disabled list April 30 with right elbow discomfort related to the offseason surgery...Made three starts at three different stops on rehab assignment, Single-A Hickory, Double-A Frisco and Triple-A Round Rock, going 2-0, 0.52 ERA (17.1 IP, 1 ER); reinstated July 13. Moved to the bullpen to finish the season after making 13 starts for the Rangers April 5-August 25, going 2-6, 6.95 ERA (68.2 IP, 53 ER)....Held left-handed hitters to a .271 batting average and right-handers to a .347 average.
Led staff in wins (career-high 13), starts (32), and innings (185.0)…also established a career high in strikeouts (115), 2nd on club (Darvish-148)…had team highs in losses (12) and hits allowed (221), both the highest figures of his career…opponents batted .301/.359/.453/.812, 2nd-highest BA and 5th-highest OBP among A.L. starters…his 1.535 WHIP was 7th-highest in A.L., also 9th-highest in club history by a qualifier…ranked among A.L.'s top 10 in following categories: hits allowed (2nd, 221), runs allowed (5th, 108), earned runs (T6th, 99), walks (T8th, 63)... On the 10-day DL 6/23-7/2 with a fracture/laceration at the tip of his right thumb…did not require a rehab assignment…sustained injury when he caught his thumb in the hinge section of a hotel room door on evening of 6/22 in New York... Opened year by going 2-5 with a 3.77 ERA (24 ER/57.1 IP) after 10 starts through 5/24, with 4 of those 5 losses coming in a span of 4 starts from 4/19-5/6 in which the Texas offense totaled 7 runs…in next 11 starts from 5/29-8/4, went 3-5 with a 7.09 ERA (47 ER/59.2 IP) to raise ERA to a season-high 5.46…gave up 7+ runs in back-to-back starts to end that stretch… over final 11 starts beginning 8/9, went 8-2 with a 3.71 ERA (28 ER/68.0 IP) in 11 G/GS to drop final ERA from 5.46 to 4.82.. Won a career-best 7 consecutive starts (zero no decisions) from 8/9-9/8, T2nd-longest streak by a Texas starter in team history and longest since Kenny Rogers in 2005 (club-record 8)…the 7-G win streak (including no-decisions) ranked T4th in the A.L. in 2017 and T7th in MLB…became just the 3rd pitcher in Rangers history to win at least 6 straight starts on 2-or-more occasions (also 8/5-9/3/13), joining Rogers (3x) and Fergie Jenkins (2x).
Went 10-11, 4.39 (97 ER/198.2 IP) over a team-high 33 starts, establishing numerous career highs in his 1st full season in the big leagues…his career-high 198.2 innings were the 6thmost by a Texas pitcher age 25-or-younger and the most since Jose Guzman had 206.2 in 1988…set a club record with a MLhigh 36 GIDP.
Returned from left elbow surgery and went 3-6, 4.46 (39 ER/78.2 IP) in 14 starts after the All-Star break…logged eight quality starts from Aug. 1 through the end of the season to match Cole Hamels for the club lead.
Went 4-3 with a 4.38 ERA (25 ER/51.1 IP) over 8 starts with Texas before elbow surgery...ranked 5th on staff in wins and T7th with 8 starts, and his 2 shutouts were T2nd-most in the A.L. in what would have been his first full season in the majors...selected Rangers April Player of the Month.
A permanent member of the Texas rotation after his second recall on June 22, Perez went 10-6 with a 3.62 ERA (50 ER/124.1 IP) in 20 games/starts…his 10 wins ranked T2nd among Rangers, and his 20 starts were 3rd on club…ranked among A.L. rookie leaders in wins (T1st), ERA (2nd), starts (3rd), innings (3rd), quality starts (3rd, 11), strikeouts (4th, 84), and opponents average (4th, .267)…was called on to start club's game no. 163, and took the loss in the Wild Card tiebreaker against Tampa Bay…was vying for a spot in Opening Day rotation in March, but began the year on the Rangers' 15-day disabled list with a fractured bone in his left forearm and stayed in Arizona when the club broke camp.
Recalled to Texas on June 26 and appeared in 12 games/6 starts across 3 stints with the club, including 3 starts down the stretch in September...was the 3rd-youngest pitcher to earn a win at the major league level in 2012...was the youngest active player in Triple-A at the time of his initial promotion in June...allowed just one HR to a left-handed batter all year.TEXAS: Went 1-4 with a 5.45 ERA (23 ER/38.0 IP) across 3 separate stints with the club: June 26-July 17, July 23-31, and Sept. 1 to the end of the season...was 1-4 with a 5.88 ERA (17 ER/26.0 IP) in 6 starts with a 4.50 ERA (6 ER/12.0 IP) in 6 relief outings...opponents batted .297 (47-158), .240 (12-50) by lefties and .324 (35-108) by right-handers.SUMMARY: Recalled from Round Rock (AAA) on June 26 when Colby Lewis was placed on the disabled list and made ML debut the following night versus Detroit...entered in 8th inning with Texas up 11-5 (0.2 IP, 4 R-ER)...earned win in next outing, his first ML start, on June 30 vs. Oakland (5.1 IP, 6 H, 2 R-ER)...became the 5th-youngest Ranger (21 years, 87 days) ever to win a start for Texas, youngest since Ed Correa (21.059) on June 27, 1987 vs. Minnesota (G1)...posted first career quality start on July 6 vs. Minnesota, but exited trailing 4-1 and took the loss...was optioned back to Round Rock on July 18 upon Lewis' activation from the disabled list...was recalled just 5 days later on July 23 when Lewis returned to the disabled list...started July 24 vs. Boston, taking a no decision despite his second straight quality start (6.0 IP, 1 R)...optioned back to Round Rock August 1 to make room for Ryan Dempster...recalled for 3rd and final stint on Sept. 1...appeared out of the bullpen in first 3 Sept. appearances with 1.93 ERA (2 ER/9.1 IP), 8 strikeouts, 3 walks...rejoined rotation Sept. 21 at Seattle and went 0-3, 12.46 (12 ER/8.2 IP) in 3 starts...lasted 0.2 innings (5 R) in loss on Sept. 26 vs. Oakland in the shortest start by a Ranger since Derek Holland lasted 0.2 IP on July 2, 2011 vs. FLA, the only 2 outings that short in non-injury or ejection-related starts by Rangers in the last 5 seasons (2008-12).ROUND ROCK: Went 7-6 with a 4.25 ERA (60 ER/127.0 IP) over 22 games/21 starts with the Express...opened the season as the youngest active player in Triple-A...finished T2nd in the PCL with 2 complete games...held left-handed batters to .230 (37-161), while right-handed batters hit .272 (85-312)...surrendered 9 of his 10 HR to RH batters...was 3-2 with a 3.98 ERA (18 ER/40.2 IP) over first 7 starts...went winless in 6 starts from May 14-June 10, posting a 7.48 ERA (23 ER/27.2 IP) with 15 strikeouts, 15 walks, and opponents' batting .370 (44-119)...beginning with start on June 15, went 4-1 with a 2.91 ERA (19 ER/58.2 IP) over last 9 games/8 starts with Round Rock...combined with Mark Hamburger on a 4-hit shutout June 15 vs. Oklahoma City (7.0 IP, 1 H)...fired first 9.0-inning complete game of his career in 6-2 win vs. Iowa...did not allow a hit until a 2-out, solo home run by Josh Vitters in the 4th inning...had totaled 8.2 hitless innings dating back to his previous start prior to the long ball...promoted to Arlington following that start...logged a quality start in 3 of his final 4 outings, going 2-0 with a 3.00 ERA (9 ER/30. IP) during that stretch...tossed 2nd complete game of the season on Aug. 15 at Reno (9.0 IP, 6 H, 1 R-0 ER), retiring 11 of final 13 batters after taking comebacker off leg.
Combined to go 8-6 with a 4.33 ERA (66 ER/137.1 IP) in27 games/26 starts between Frisco (AA) and Round Rock (AAA)...held opposition to a .284 average (152-536) with LH batters at.252 (34-135) and RH batters at .294 (118-401)...logged careerhighs in both starts (26) and innings (137.1)...surrendered just oneof his 10 home runs to a lefty...began the season with Frisco andtossed the second perfect game in RoughRiders history on April19 at Arkansas, retiring all 15 batters he faced in a 6.0-inning, rainshortened contest...was the winning pitcher in the 2011 TexasLeague All-Star Game and appeared in the All-Star Futures Gameat Chase Field in July.
Spent entire season with Frisco...was one of the youngestplayers in the Texas League throughout the campaign...finishedT10th in TL in strikeouts...was 1-0 with a 4.50 ERA (2 ER/4.0 IP) asa reliever and 4-8 with a 6.02 ERA (64 ER/95.2 IP) as a starter...held opposing left-handed batters to a .267 average (36-135), whileopponents batted .290 (117-404) overall...limited opponents to a.167 average (24-144) when ahead in the count...allowed 2-or-fewerearned runs in 14-of-24 outings...on DL June 1-12 with a crackednail on the middle finger of his left hand...allowed season-high 8runs over 1.1 innings on June 18 at Corpus Christi...tossed seasonhigh 7.0 shutout innings in next start on June 23 at Midland...on DLAug. 7-21 with back strain...recorded quality start in lone playoffstart on September 9 vs. Midland, allowing one run over 6.0 inningsand recording 7 strikeouts...was 1-3 with a 6.50 ERA (13 ER/18.0IP) over 7 games/4 starts with Magallanes in the Venezuelan WinterLeague.
Spent the majority of the campaign in Hickory before promotion to Frisco for season's final 4 weeks...named RangersNolan Ryan Minor League Pitcher of the Year after combining to go6-8, 2.90 (37 ER/114.2 IP) with one save and 119 strikeouts in 27games/19 starts...entered the season ranked as the Rangers' 5thbest prospect according to Baseball America...tabbed South AtlanticLeague's top prospect by Baseball America following the season...was 1-1, 1.84 (6 ER/29.1 IP) as a reliever and 5-7, 3.27 (31 ER/85.1IP) as a starter...tossed 4.0 scoreless innings with 6 strikeouts infirst start on April 11 vs. Bowling Green, combining with Tyler Tuftsand Fabio Castillo on a 7-inning no-hitter...selected to the SALLeague All-Star Game, tossing scoreless inning of relief with 2 K's...earned Rangers' Minor League Pitcher of the Month honors in July,going 3-0, 1.08 (3 ER/25.0 IP) with 24 strikeouts over 5 games/4starts...promoted to Frisco on Aug. 10...at 18, was the youngestplayer to finish the season at the Double-A level...went 1-2, 2.51 (4ER/14.1 IP) with 7 strikeouts over last 3 starts of season...loggedseason-high 6.0 innings in final start, recording first quality start ofthe season.
Spent first professional season in the rotationat Spokane...rated by Baseball America as the 2nd-best prospectin the NWL and 5th-best prospect in the Texas system...at 17, wasthe youngest player in the NWL...led staff with 15 starts and finished3rd with 53 strikeouts...held lefties to a .197 (14-71) mark...opposition batted just .198 (16-81) with RISP...earned first pro win on Aug.25 at Tri-City with 5.0 shutout frames...took no-decision in his lonepostseason start, allowing 6 hits and 3 runs over 4.0 IP.