Is married to Lauren… last name is pronounced "KOO-lohm"… pitched at the University of Southern California for one year (2009) and South Mountain Community College for a year (2010) before transferring to Texas Tech, where he took a medical redshirt (2011) while recovering from "Tommy John" surgery and pitched one season (2012)… graduated from Chaparral H.S. (Ariz.), where he was named the 2008 4A State Player of the Year, a Louisville Slugger All-American, an ABCA/Rawlings Third-Team All-American and a Baseball America Third-Team All- American… was selected by the Dodgers in the 17th round of the 2008 First-Year Player Draft but did not sign.
Made his second career and consecutive Opening Day roster, going 1-1 with a 4.56 ERA (23.2IP, 24H, 13R/12ER, 11BB, 26K, 5HR) in 27 appearances over four stints with Oakland (3/27-4/20, 4/27-6/13, 6/22, 9/1- 3)… opponents hit .279 (24-for-86); LH .317 (13-for-41), RH .244 (11-for-45)… was designated for assignment on 9/3 and outrighted on 9/5… also pitched 23 games (one start) for Triple-A Nashville, where he posted a 2-1 record with a 2.54 ERA (28.1IP, 8ER)… made the first start of his professional career on 8/26 at Memphis (2.0IP, 2H, 1BB, 1K).
Made a team-leading 72 appearances in his first full season in the majors and was 2-2 with a 3.48 ERA and .240 opponents batting average…ranked fifth in the American League in games pitched…tossed just 51.2 innings as he pitched fewer than one inning in 42 of his 72 appearances…averaged 12.6 pitches per game, which was fourth lowest among AL relievers…had a 1.78 ERA and .198 opponents batting average over his first 31 games through June 24…then logged a 5.13 ERA and .277 opponents batting average over his final 41 contests…his opponents batting average broke down to .214 (22-for-103) against left-handed hitters compared to .270 (24-for89) against right-handers…surrendered three of his four home runs to righties…had a .596 OPS against lefties, .851 against righties…has allowed nine of his 11 career home runs to righties for a .788 OPS (.585 vs. lefties)…allowed 15-of-49 (30.6%) inherited runners to score and had the seventh most inherited runners in the AL…first batters faced hit .238 but he walked eight and hit one for a .333 on-base percentage…the first batter walks tied for fifth most in the AL…went 2-0 with a 2.25 ERA at home, 0-2 with a 5.49 ERA on the road…had a 6.52 ERA in the Coliseum entering the season…compiled a 2.29 ERA during the day, 4.22 at night…now has a 3.53 ERA (17 er in 43.1 ip) in 49 career day games compared to 4.60 (39 er in 76.1 ip) in 77 contests at night…had a 1.38 ERA in 18 games on no days rest, a 4.19 ERA in his other 54 games…has a career ERA of 2.08 (5 er in 21.2 ip) on no days rest, 4.68 (51 er in 98.0 ip) on one day of rest or more…logged a 9.95 ERA in the ninth inning or later, a 2.58 ERA in the eighth inning or earlier…held opponents to a .128 batting average with two strikes and has a .152 career average in that situation…opponents were 2-for-6 (33.3%) in stolen base attempts…had the second most caught stealings among AL relievers and the fifth lowest stolen base percentage.
OAKLAND: Tossed a season-high 2.0 scoreless innings in his first outing April 5 against Los Angeles (AL)…did not allow an earned run in 19 of 20 games from May 9 to June 24 for a 0.63 ERA and .114 opponents batting average…allowed just 3-of-18 (16.7%) inherited runners to score in 11 games in May…then had a 0.84 ERA and .176 opponents batting average in 12 appearances in June…matched his season-high with 2.0 innings pitched June 28 at Houston…that started a four-game stretch where he allowed five runs in 4.2 innings (9.64 ERA)…struck out a season-high three batters July 2 against Atlanta…had a career-best 11-game, 7.0-inning scoreless streak from July 9 to Aug. 2…capped the streak with his 100th career appearance Aug. 2 at San Francisco…induced the only batter he faced (Panik) to ground into an inning ending double play in the eighth inning of the A's 6-1 win…then walked all three batters he faced in his next outing Aug. 4 at Los Angeles (AL)…the three walks are a career high and all three scored as he took the loss in an 8-6 decision…that started a 17-game stretch from through Sept. 5 when he allowed 10 runs on 10 hits and seven walks for an 8.71 ERA…yielded a career-high five hits and a season-high tying three runs (third time) in one inning of work Aug. 12 against Baltimore…logged a 9.00 ERA in 14 appearances in August…tossed fewer than one inning in eight consecutive outings from Sept. 8 to 26 (3.1 ip, 4 h, 4 bb, 2 so)…did not allow a run over his final nine outings and 4.1 innings beginning on Sept. 8.
Was 3-1 with a 4.53 ERA and .216 opponents batting average in 35 games over five stints with the A's…had just 19 career appearances over his first two seasons in the majors…struck out 54 batters in 47.2 innings (10.20 per nine innings) and now has 69 strikeouts in 68.0 career innings (9.13 per nine innings)…his opponents average included a .208 (20-for-96) mark by right-handed hitters compared to .227 (17-for-75) by left-handers…allowed five of his six home runs and issued 14 of his 17 walks to righties…had a .557 OPS against lefties, .692 against righties…his career OPS splits are .574 against lefties, .749 against righties…first batters faced hit .156 with two walks (.200 on-base percentage) and a double (.188 slugging percentage)…has a .163 (8-for-49) average against first batters in his career…allowed 3-of-12 (25.0%) inherited runners to score…had a .255 opponents average over his first 15 pitches in a game, .148 after that…opponents hit .317 with runners in scoring position and he has a .329 (23-for-70) opponents average with RISP in his career…had a 6.49 ERA and .265 opponents batting average in 19 games in Oakland compared to a 2.11 ERA and .145 opponents average in 16 contests on the road…now has a 6.52 ERA (21 er in 29.0 ip) in 22 career appearances in the Coliseum…allowed a .116 batting average with two strikes and a .143 average with two outs…the opponents number three hitter was 1-for-15 (.067)…combined for an 8.50 ERA in the fifth and sixth innings…had a 1.69 ERA in the seventh through ninth innings…compiled a 1.80 ERA in six interleague appearances and now has a 1.74 ERA (2 er in 10.1 ip) in seven career interleague outings.
Saw his first Major League action as a September call-up after starting the year with Single-A Rancho Cucamonga and earning a July 17 promotion to Double-A Chattanooga...Had his contract selected by the Dodgers on Sept. 16 and made his MLB debut that night at Colorado, striking out the first batter he faced, Rafael Ynoa, in a 1-2-3 inning…appeared in five big league games, posting a 4.15 ERA (2 ER/4.1 IP) and recording four strikeouts...Combined to go 3-0 with six saves and a 2.89 ERA in 49 relief appearances with Single-A Rancho Cucamonga and Double-A Chattanooga...Posted a 2.57 ERA (6 ER/21.0 IP) with 31 strikeouts against just 10 walks in 18 regularseason appearances with the Lookouts after his July 17 promotion...Helped key Chattanooga's run to the Southern League championship series with three saves during the postseason...Overall in the minors, limited opponents to a .214 batting average in the minors with 92 strikeouts and only 27 walks in 65.1 innings
Posted a 4-2 record with one save and a 4.05 ERA (30 ER/66.2 IP) in 54 appearances with Single-A Rancho Cucamonga...Following the All-Star break, went 4-0 with one save and a 2.48 ERA (10 ER/36.1 IP) in 27 appearances…limited opponents to a .140 batting average in that span (18-for-129)...Ranked second in the California League among relievers with a .189 opponents' batting average (46-for-244)...Averaged 11.5 strikeouts per 9.0 innings with 85 Ks in 66.2 innings
Combined to go 0-1 with a 3.20 ERA in 23 appearances with Rookie-advanced Ogden and Single-A Great Lakes in his first professional season...Struck out 37 in 25.1 innings, averaging 13.1 strikeouts per 9.0 innings