Climbed from Double-A to Triple-A and made ML debut at 21 years old...Hit .291 (55-for-189), 12 2B, 3B, 5 HR in 52 games over 3 stints with BOS...Named to Baseball America's MLB All-Rookie Team and Minor League All-Star First Team...Among Red Sox with at least 200 PA, ranked 2nd in OBP (.368) and OPS (.812)...Reached base in 42 of 50 starts...His .368 OBP ranked 2nd among ML rookies with at least 200 PA (CWS' Jose Abreu, .383)...Joined Ted Williams(.436 in 1939, .442 in 1940) as the only Red Sox ever to post an OBP that high at age 21 or younger (min. 200 PA)...Played his first 38 ML games in the OF (28 games at CF, all starts; 12 games at RF, 8 starts)...His last 14 games beginning on 9/13 were all at 2B...Selected to BOS' major league roster on 6/28 and made big league debut the next night at NYY, singling off Chase Whitley in the 4th inning for his 1st hit...Hit 1st HR in his 4th ML game on 7/2 vs. CHC, a 5th-inning shot off Carlos Villanueva...Sent back to Pawtucket on 7/19 when Shane Victorino was activated from the DL...Recalled on 8/1 and played 3 games before being optioned again on 8/7 when Kelly Johnson was activated...Returned for his 3rd ML stint on 8/18 and started all 39 remaining Red Sox games...In that time, ranked among AL leaders in times on base (4th, 66), OBP (5th, .391), and runs (T-5th, 28)...Also led the team in extra-base hits (15), AVG (.304), SLG (.466), and OPS (.857) during that stretch...Hit 1st career grand slam on 8/29 at TB in the 2nd inning off Chris Archer...At 21 years and 327 days old, became the youngest Red Sox with a grand slam since Tony Conigliaro did it at 20 years old on 8/24/65 vs. WSH...Reached base safely in 24 of his last 27 games beginning 8/31...In that time, ranked 10th in the AL with a .324 AVG (35-for-108) and scored 23 runs, 1 shy of the ML lead (LAA's Mike Trout, 24)...Took over as Boston's leadoff hitter on 9/6 and batted .305 (25-for-82) with a .387 OBP in that role over the last 21 games of the season...Hit his 1st career leadoff homer on 9/21 at BAL off Miguel Gonzalez...At 21 years old, was the youngest Red Sox with a leadoff shot since 21-year-old Bobby Doerr on 8/1/39 vs. CLE's Bob Feller...In 151 total games between Double-A, Triple-A, and MLB, combined to hit .328 (193-for-588) with 42 2B, 6 3B, 16 HR, 83 RBI, 82 BB, 81 SO, 40 SB, a .411 OBP, .502 SLG, and .913 OPS...Named Red Sox Minor League Offensive Player of the Year for a 2nd straight season...Reached base via hit or walk in 92 of 99 minor league games between Double-A Portland and Triple-A Pawtucket, leading the Red Sox farm system with a .346 AVG (138-for-399)...Struck out only 50 times compared to 61 walks, posting a .431 OBP...Named Red Sox Minor League Player of the Year by both the Boston Baseball Writers and Baseball America...Selected to the U.S. roster in the SiriusXM All-Star Futures Game...Was the 2B on Baseball America's Minor League All-Star First Team and All-Rookie Team...Also tabbed by BA as the Eastern League's best defensive 2B...Began the year in his Double-A debut and hit .355 (76-for-214) in 54 games for Portland...Chosen as Eastern League Player of the Month for April... In 22 April games, led the league in AVG (.430), hits (40), XBH (15), total bases (64), runs (30), OBP (.481), SLG (.688), and OPS (1.169)...Led off Sea Dogs' season with a homer on 4/3 at Reading...Earned EL Player of the Week honors for 4/3-12 (.457, 16-for-35, 11 R, 5 2B, 3B, HR, 4 RBI in 9 G)...Named Red Sox Minor League Hitter of the Month and Defensive Player of the Month for April...Batted .430 (40-for-93) with 10 2B, 3B, 4HR, 13 RBI, and 11 BB with no errors...His 40 hits, 10 2B, and 10 SB tied Portland franchise records for April. ..Was Boston's Minor League Base Stealer of the Month for June, when he was successful in all 12 SB attempts...Reached base safely in an EL-best 36 straight games to begin the season from 4/3-5/16...On 5/17, drove in 2 runs but snapped a 71-game on-base streak between 2013 (High-A Salem regular and postseason) and 2014 in Portland...Promoted on 6/3 to Triple-A Pawtucket and hit .335 (62-for-185) in 45 games for the PawSox.
Named Red Sox Minor League Offensive Player of the Year and selected to Baseball America's Minor League All-Star 2nd Team after hitting .314 (145-for-462), 36 2B, 4 3B, 15 HR, 65 RBI, 81 BB in 127 games between Single-A Greenville and High-A Salem...Paced all Red Sox minor leaguers in total bases (234), 2B (tied, 36), SB (38), and SLG (.506, min. 250 AB)...Began the season with the Drive and earned a spot as the utility player on the South Atlantic League Mid-Season All-Star Team...Named both Red Sox Minor League Hitter and Base Runner of the Month for May (.356, 19 XBH, 23 R, 8 SB, 21 BB in 26 games)...Matched the longest hit streak of the season in the SAL with a 19-gamer from 5/5-25 (.419, 31-for-74, 8 2B, 6 HR, 9 RBI, 14 BB)...Named SAL Player of the Week for 5/6-13...Promoted to Salem on 7/9 and named the Red Sox Minor League Base Stealer of the Month for July after swiping 15 bases in 16 attempts over 20 games between the Drive and Salem...Twice selected as Carolina League Player of the Week: 8/5-12, 8/19-26...Named Red Sox Minor League Hitter of the Month for August/September, batting .404 (46-for-114)...Closed out the regular season with a 30-game on-base streak, the longest in the CL all year (.418, 46-for-110, .496 OBP)...Reached safely in 10 of 20 PA in postseason play for the CL Champion Salem Sox (.412, 7-for-17)...After the season, hit .271 (16-for-59) for the Arizona Fall League Champion Surprise Saguaros and was named to the West Division Fall Stars Team...Following the season, ranked as the 3rd-best 2B prospect in baseball by Baseball America, No. 75 overall, and the Red Sox' No. 7 prospect, as well as the best athlete in the system....Also named the 7th-best prospect in the CL by the same publication.
Led all qualifying New York-Penn League 2B with a .969 fielding percentage (9 E/286 TC) at Short-A Lowell...Paced the Spinners and tied for 4th in the NYPL with 71 games...Also led Lowell with 31 RBI and ranked among club leaders in AB (2nd, 251), runs (3rd, 34), hits (2nd, 67), BB (2nd, 32), and steals (3rd, 20)...Batted .338 (27-for-80) against southpaws...Named Red Sox Minor League Base Stealer of the Month for August/September after swiping 9 bases without being caught