Shelby signed a two-year contract with a club option for 2028 with the Cubs on Feb. 15, 2026... is in his second stint with Chicago after pitching three games with the club in 2021... Underwent Tommy John surgery in Sept. 2025...Was traded from Arizona to Milwaukee with left-handed pitcher Jordan Montgomery for a PTBNL on July 31, 2025... Recorded his first career Major League save April 25, 2023 at Pittsburgh (0 ER/1.0 IP)...Underwent Tommy John surgery on May 10, 2017 (Dr. Neal ElAttrache), and returned late in September 2018...Was a N.L. All-Star with Atlanta in 2015 despite going 6-17 in 33 starts that season... his 17 losses led the major leagues despite ranking among the N.L. leaders in innings pitched (8th, 205.1), quality starts (T10th, 21), ERA (11th, 3.02) and opponent batting average (11th, .238)...He finished third in 2013 National League Rookie of the Year voting behind José Fernández (Miami) and Yasiel Puig (Dodgers)...Was the Cardinals No. 1 prosect for three-straight season (2010-12) per Baseball America...He pitched in the All-Star Futures Game in both 2010 and 2011...Earned Cardinals Minor League Pitcher of the Year honors in 2010 and 2011...Graduated from Brownwood High School (Texas).
2025
Split the 2025 season between Arizona and Milwaukee, going 4-3 with a 2.74 ERA (14 ER/46.0 IP) and a career-high 10 saves in 48 games in relief...Among Major League pitchers (min. 45 G), posted a 35.4% chase rate, the ninth-highest mark...Began the season with the Diamondbacks, posting a 1.98 ERA (8 ER/36.1 IP) and 10 saves in 37 games...Recorded his first career four-out save on June 30 vs. San Francisco...Was placed on the injured list July 6 with a right forearm strain...Was traded to Milwaukee with left-handed pitcher Jordan Montgomery for a Player to be Named Later on July 31...Returned from the injured list on Aug. 8 and made his Brewers debut Aug. 9 vs. Mets, tossing one scoreless inning...Was placed on the injured list Sept. 3 and missed the remainder of the season after undergoing Tommy John surgery.
2024
Appeared in 51 games with the Tigers, going 6-8 with two saves, a 4.53 ERA (28 ER in 55.2 IP) and 49 strikeouts...Signed by the D-backs as a Minor League free agent on Feb. 17, 2025.
2023
Appeared in a career-high 36 games with Los Angeles (NL) in 2023... Among National League relievers with at least 40 innings pitched, he ranked second with a 0.90 WHIP and .131 opponent batting average, while he was sixth with a 1.76 ERA... Notched his first Major League save on April 25 at Pittsburgh, striking out one in a scoreless inning... Sidelined from June 18-Aug. 30 with a left neck herniation... Did not allow a run in 10 appearances, including one start, during September, going 2-0 with 11 strikeouts in 11 innings...Made one postseason appearance for the Dodgers, throwing two scoreless innings with one hit allowed and three strikeouts in Game 1 of the NLDS vs. Arizona.
2022
Appeared in four games with the San Francisco Giants and going 0-1 with a 6.43 ERA (5 ER/7.0 IP)...Spent most of the season with Giants’ Triple-A Sacramento (27 G, 1 GS) and Yankee’s Triple-A Scranton-Wilkes Barre (16 G) for a combined 2-4 record with a 2.87 ERA (17 ER/53.1 IP) and 69 strikeouts against 21 walks...Recorded his first career save on April 6 with Triple-A Scranton-Wilkes Barre, only giving up one hit in one relief inning… delivered 12 saves out of 14 save opportunities on the season. Tossed a season-high seven strikeouts in a season-high 2.2 innings in his first appearance with San Francisco on Sept. 24…had his best month in May with Triple-A Scranton-Wilkes Barre, firing a 2-0 record in nine games with a 2.08 ERA (3 ER/13.0 IP) and a WHIP of 0.92, striking out 15 batters while holding them to a .152 average…did not give up a hit in 20 out of his combined 47 appearances…recorded three saves in a row (Aug. 10, 15, 19), only giving up a combined three hits in 2.2 innings, fanning six batters against three walks.
2021
Signed as a free agent with the Chicago Cubs on a Minor League contract February 21 before being released on May 31…later signed as a free agent to a Minor League contract with Pittsburgh...Played in three games for Chicago, tossing a 31.50 ERA (7 ER/2.0 IP) in three relief appearances...Sent to Triple-A Iowa on a rehab assignment for low back pain, throwing 0-0 in three starts with a 1.74 ERA (2 ER/10.1 IP) and 15 strikeouts against six walks...With Triple-A Indianapolis, notching a 2-1 record and a 3.86 ERA (6 ER/14.0 IP) and holding batters to a .189 batting average in 10 games (one start)...Promoted to Pittsburgh on September 1, went 0-1 with a 5.06 ERA (6 ER/10.2 IP) in 10 relief appearances with a 1.41 WHIP Collected both of his wins on the season at home, both with Triple-A Indianapolis…spun a season-high six strikeouts May 21 in a season-high 4.0 innings…did not allow a run in 14 of his combined 26 appearances.
2020
Miller spent the season with Milwaukee at their Alternate Training Site, but did not appear with the Major League club.
2019
Signed as a free agent with Texas on 1/9...released on 7/4...Signed as a free agent with Milwaukee on 7/11...released on 8/27.
2018
Opened the year on ARI's 60-day disabled list while continuing his rehab from ligament reconstruction surgery on his right elbow…made 4 minor league rehab starts between 5/29 and 6/17 for Low-A Visalia (1 R-ER/11.2 IP) and Double-A Jackson (9 ER/7.2 IP)…worked 6.2 scoreless innings with 10 strikeouts in final outing for Visalia on 6/16 at San Jose…was activated by the Diamondbacks on 6/25 and issued 5 R-ER in 3.2 IP in a loss at MIA…was his 1st ML game/start since 4/23/17 vs. LAD…lost all 4 starts with a 11.40 ERA (21 R-19 ER/15.0 IP) before going back on DL on 7/12 with right elbow inflammation…was moved to 60-day DL on 7/31…was activated on 9/29 and worked a scoreless inning in relief with a hold in season's final game that day at SD…became a free agent when he was not tendered a 2019 contract by ARI on 11/30.
2017
Limited to 4 starts due to Tommy John surgery, going 2-2 with a 4.09 ERA and a .230 opponent average...Left his start on April 23 vs. Dodgers with right forearm tightness and was placed on the 10-day disabled list on April 24...underwent Tommy John surgery on May 10 in Los Angeles, Calif. (performed by Dr. Neil ElAttrache)...Held the opposition to 3 or fewer runs in each of his 4 starts prior to his injury.
2016
Made 20 starts in his fi rst season with the D-backs, going 3-12 with a 6.15 ERA (69 ER in 101.0 IP)...Posted a 3.98 ERA (14 ER in 31.2 IP) in 6 starts after being recalled by Arizona on Aug. 31, including a 2.53 ERA (6 ER in 21.1 IP) in 4 starts on the road...On disabled list from May 25-June 20 with a sprained right index finger...Made his 100th career start on April 21 @ Giants...Recorded his 500th career strikeout (Tony Wolters) on May 1 vs. Rockies...Induced a career-high 3 double plays on May 13 vs. Giants...Threw his fi fth career shutout on Sept. 28 @ Nationals (5.0 IP)...Ended the season on a 12.1-inning scoreless streak, the fi fthlongest of his career...Made 8 starts with Triple-A Reno from July 14-Aug. 31, going 5-1 with a 3.91 ERA (22 ER in 50.2 IP) with 55 strikeouts.
2015
Established career highs in ERA (3.02), quality starts (21), starts (33), strikeouts (171) and innings pitched (205.1) in his lone season with Atlanta...Named to the NL All-Star Team...Ranked among NL leaders in quality starts (T-10th, 21), ERA (11th, 3.02), opponent average (11th, .238) and opponent OPS (12th, .663)...Allowed one earned run or fewer 15 times, tied for eighth most in the Majors...lost five times when giving up less than two runs...Received a MLB-low 2.54 runs of support, including 14 starts with no runs...according to STATS LLC, was the first Atlanta pitcher with 14+ starts with no runs scored since at least 1974...Went winless in 24-straight games from May 23-Sept. 27, posting a 3.83 ERA (61 ER in 143.1 IP) during that span...the 24-game winless streak was the longest by a Brave since 1966, and was the longest in the Majors since Chris Volstad's 24-game stretch from July 17, 2011-Aug. 19, 2012...Tossed 8.2 no-hit innings on May 17 @ Marlins (Justin Boar single) and 7.0 no-hit innings on Aug. 16 vs. D-backs (Nick Ahmed single)...became the first Braves pitcher to take two no-hitters through 7.0 innings in a season in Atlanta history (since 1966).
2014
Established single-season personal highs with 183.0 innings pitched, 32 appearances and 14 quality starts...Notched a career-best six-game winning streak from 4/15-5/17, tied for the longest such streak by a Cardinals pitcher last year (Pat Neshek)...Ranked 10th in the National League with a .236 opponents' batting average and 10th in hits allowed/9.0 IP (7.87)...Posted a career-best 17.2-inning scoreless streak, 9/3-13 (2-0, 8 hits, 3 walks, 12 strikeouts)...Fired his second career shutout on 6/6 at TOR, allowing just three hits, one walk and five strikeouts in a 5-0 win at Rogers Centre, dropping his ERA 47 points after his shutout from 4.06 to 3.59...Tied for the NL lead among pitchers (Greinke, LAD) with five doubles, two of which came off WSH's Stephen Strasburg...Led the NL with 13 sacrifice bunts and tied for the MLB lead...His nine hits ranked second among Cardinals pitchers (Wainwright, 13) and his .188 batting average tied for seventh among NL pitchers...Allowed a team-high 22 home runs (T10th in NL) and 73 walks in 183.0 IP...Made first relief appearance since 9/26/12 at HOU on 7/20 vs. LAD, tossing 1.0 scoreless inning...Struck out a season-high eight batters in his last start of the season on 9/23 at CHI over 4.1 IP, his shortest start of the season when not removed by injury.
2013
Made 31 starts in his first full season with St. Louis, becoming first Cardinals rookie pitcher since Rick Ankiel in 2000 to start 30 games... His 15 wins were most by a Cardinals rookie since Dick Hughes' 16 in 1967... Ranked third on Cardinals single-season rookie strikeout list with 169 (Rick Ankiel, 194; Dizzy Dean, 191)... Struck out double-digit batters twice (13, 5/10 vs. COL & 10, 6/12 at NYM)... Ranked 10th among all National League pitchers in ERA at 3.06... Topped all MLB rookies with 15 wins, ranked 3rd in strikeouts (169) and was 4th among starters with his 3.06 ERA... Was 10-3, 1.75 ERA at home (16 GS); 5-6, 4.57 ERA on the road (15 GS). His 10 home wins made him the third Cardinals pitcher joining Chris Carpenter (12 in 2010) and Adam Wainwright (12 in 2010; 10 in 2012) to win 10 home games at Busch Stadium III... Ranked 2nd in the N.L. in run support average (5.82), T6th in wins (15), T13th in opp. BA (.234) & 12th in K/9 IP (8.78)... The Cardinals won seven of his last eight starts... Had 13 quality starts: through minors & majors has recorded QS (35) in all but two starts when he's had 6.0+ IP (6/12 at NYM & 9/20 at MIL)... Threw just 2 pitches in his 8/7 start vs. LAD and was removed when a Carl Crawford line drive hit his right elbow... Earned his 10th win in his start 7/23 vs. PHI, becoming the first Cardinals rookie since Jamie Garcia (2010) to record 10 wins, and the first RH rookie since Jason Simontacchi (2002)... Was one of 18 pitchers who hit a HR in 2013 (6/6 vs. ARI off Matt Reynolds)... Retired 27 straight batters after allowing a leadoff hit in his start vs. COL (5/10) & tied STL rookie record with 13 K's (Dick Hughes 5/30/1967 & Scipio Spinks 6/25/1972) in CG 1-hit ShO... was first pitcher since John Lackey ('06) to record 27 straight outs after leadoff hit...Appeared in one postseason game throwing an inning of relief vs. PIT in Game 2 of NLDS (10/4), allowing a home run and struck out a batter. Was on roster for NLCS and World Series, but did not appear in any games.
2012
Purchased from Memphis (AAA) on 9/4 & made ML debut 9/5 vs. NYM working 2.0 scoreless innings with four strikeouts. Posted a 1-0 record with a 1.32 ERA in six MLB appearances (one start) with an 0.95 WHIP and .184 opponent BA. Struck out 16 (54 total batters faced) over 13.2 innings in the Majors for a 10.54 strikeouts/9 IP. Made first MLB start in season finale vs. CIN (10/3) and carried a no-hitter for 5.2 innings. Finished with 6.0 scoreless innings of one-hit ball with seven strikeouts in a no decision. Also went 2-for-2 at plate with a double for first MLB hit. Finished the Major League regular season with 10.2 consecutive scoreless innings. Held right-handed batters to a .194 BA(6-31) with one double and left-handed batters to a .167 BA(3-18) on three singles. Earned first MLB win at LAD (9/16)in a scoreless inning of relief in a Cardinals 5-2 win in 12 innings. Credited with first MLB Hold vs. CHI on 9/21 at Wrigley Field. Went 11-10 with a 4.74 ERA in 27 starts at Memphis,ranking 2nd in the Pacific Coast League with 160 strikeouts, setting the Memphis single-season franchise record; while averaging 10.54 K/9 IP in 136.2 IP. Named Cardinals Minor League Pitcher of the Month for August posting a 5-1 record with a 2.89 ERA in six starts tallying 53 strikeouts over 37.1 innings. The 53 strikeouts in August were the most among all minor leaguer pitchers, while his 0.86 WHIP was the best in Triple-A and his five wins ranked T1st in the minors. Posted double-digit strikeouts twice. Tied his career-high with 12 over 7.0 innings at Iowa (8/21) and also had 10 over 5.2 IP vs. Tacoma (8/10). Led the Pacific Coast League in hit batsmen with 11, while ranking second in the Pacific Coast League in strikeouts (160). Led all Cardinals minor league pitchers in strikeouts with 160 and ranked among the leaders in wins (11, 3rd), innings pitched (136.2, T6th), games started (27, T2nd), opponent batting average (.260, 9th) and strikeouts/9 IP(10.54, 7th). Rated as the second-best prospect in the Cardinals organization by BaseballAmerica. 2012 POSTSEASON Made two postseason appearances, both in relief during the National League Championship Series...retired the side in his first post season appearance including strikeouts of Buster Posey and Brandon Belt,but allowed two runs over 1.1 innings at SF(10/15)in Game 2...pitched two scoreless innings in Game 6 at SF(10/21), with two strikeouts.
2011
Began the season making nine starts at High-A Palm Beach before getting promoted to Springfield (AA) to finish the season...Struck out 170 batters to rank first in the Cardinals organization and 11th in all of Minor League Baseball. Also led Cardinals organization with 10.95 strikeouts per/9 IP...Struck out 29.6% of all batters faced (170 K/574 TBF, 29.6%), ranking 7th in Minor League Baseball (100 IP min.)...Named Cardinals Minor League Pitcher of the Month for June, posting a 3-1 record with a 1.69 ERA, fanning 33 in 32.0 innings with five quality starts...Won nine games in Springfield to rank second on the squad despite playing half a season...Posted a career high 8.0 innings twice, both scoreless outings (6/15 at Arkansas and 9/2 at Tulsa)...Struck out a career-high 12 batters 5/27 at Lakeland in 7.0 innings, and received a promotion to Double-A following the game...Selected to the Florida State League mid-season All-Star team, but was promoted to Double-A vacating his spot in the game...Tallied double-digit strikeouts in 5-of-9 FSL starts with his 81 strikeouts leading the league at the time of his promotion...Averaged an incredible 16.1 strikeouts/9 IP (53 K/29.2 IP) at Roger Dean Stadium in the Florida State League home contests...Pitched 6.0 innings or more 14 times and registered a quality start in all of them...Ranked among Cardinals Minor League leaders with 11 wins (T3rd), 25 games started (T3rd) and 4th in ERA (2.77)...Finished the season with 8.0 scoreless innings of two-hit ball with nine strikeouts at Tulsa (9/2)...Allowed just four home runs to 511 total batters faced ranking 3rd in the Cardinals organization (143.5 TBF/HR)...Posted a 1.18 WHIP (walks+hits/innings pitched) to rank 4th among Cardinals farmhands...Was 7-1 with a 1.80 ERA in eight road starts without allowing a home run while in Springfield...Struck out seven or more batters in 13 of his 25 starts in 2011, and 25 of his 51 career minor league starts...Was flawless in 18 fielding chances and has been perfect fielding in his three years of professional baseball (32 TC).
2010
Honored as the Cardinals Minor League Pitcher of the Year, completing his first full professional season one month before he turned 20. Posted a 7-5 record with a 3.62 ERA and 140 strikeouts in 104.1 innings at Quad Cities (A). ... Struck out nearly one out of every three batters faced (140 K/439 TBF, 32%). ... Named Cardinals Minor League Pitcher of the Month for July going 3-1 with a 1.80 ERA, fanning 34 in 25.0 innings. ... Selected to the U.S. team at the 2010 All-Star Futures Game, only one of three U.S. team players on a roster below High-A...Pitched 2/3 of an inning in the game allowing one hit. ... Struck out a career-high 11 batters 6/16 at Burlington, allowing two runs on two hits in 7.0 innings, tying his longest outing. ... Fanned 13 over 7.0 innings leading Quad Cities to a 4-0 win at Kane County (9/8) in the first round of the Midwest League playoffs. The 13 strikeouts were T2nd highest total by any minor league pitcher behind fellow Cardinal farmhand Lance Lynn's 16. ... Ranked first among Cardinals minor leaguers with 12.1 strikeouts/9 IP, second in overall strikeouts (140) and T8th with 24 games started. ... Ranked fourth in the Midwest League with 140 strikeouts. ... Held opposing batters to a .243 BA and posted a reverse split against LH batters at .194 (36-186). ... Pitched extremely well on the road going 6-2 with a 1.83 ERA in 14 starts working 64.0 innings. ... Won three consecutive starts from 7/21-8/1, allowing just two unearned runs over 17.0 innings (12 hits, 14 K). ... Struck out seven or more batters in 12 of his 24 starts. ... Was flawless in 14 fielding chances and has been perfect fielding in his two years of professional baseball. ... Rated as the No. 1 prospect in the Cardinals organization and "Best Fastball" in the Cardinals organization in "Best Tools", both for the second straight year by Baseball America.
2009
Made two starts at Quad Cities (A), throwing a total of 3.0 innings after signing...did not allow a hit to LH batters (0-7)…rated as the No. 1 prospect in the Cardinals organization by Baseball America and Best Fastball in the Cardinals organization in Basebal America's "Best Tools" survey.
