Daniel Joseph Mengden was originally signed by Astros scout Noel Gonzalez-Luna…graduated from Westside High School (Tex.)…played collegiately at Texas A&M.
Combined to make just 18 starts between the majors and minors due to two stints on the disabled list…went 3-2 with a 3.14 ERA and .229 opponents batting average in seven starts over two stints with Oakland…was also 2-4 with a 4.17 ERA in nine starts with Triple-A Nashville and 0-0 with a 0.00 ERA in two starts with the A's affiliate in the Arizona Rookie League…walked just nine batters in 43.0 innings (1.88 per nine innings) with the A's for a .268 on-base percentage… went 0-1 with a 10.13 ERA and .371 opponents batting average in two starts during his first stint from May 29 to June 3…then went 3-1 with a 1.54 ERA and .189 opponents batting average in five starts after returning to Oakland Sept. 5 when the Sounds season concluded…his ERA during his second stint was fifth lowest in the American League over that span…his opponents batting average included a .187 (14-for-75) mark against right-handed hitters compared to .268 (22-for82) against left-handers…issued seven of his nine walks to righties.…went 0-1 with a 5.40 ERA in three starts at home, 3-1 with a 1.71 ERA in four starts on the road…is now 0-8 with a 6.43 ERA (40 er in 56.0 ip) in 11 career starts in the Coliseum compared to 5-3 with a 4.12 ERA (27 er in 59.0 ip) in 10 starts on the road…his eight-game career-opening home losing streak is the longest by an A's pitcher since Bobby Hasty had an 11-game streak from Sept. 11, 1919 to Aug. 11, 1921… it is the third longest home losing streak in Oakland history and the longest since Matt Keough lost nine straight from Sept. 27, 1981 to July 9, 1982…allowed a .176 opponents batting average with runners in scoring position…had a .179 opponents average the first time through the lineup, .257 after that…his career splits are .201 (35-for-174) the first time through the lineup, .305 (84- for-275) after that…had a 0.64 ERA in innings one and two, a 4.34 ERA from the third inning on… his career numbers are 1.93 (9 er in 42.0 ip) in innings one and two, 7.15 (58 er in 73.0 ip) from the third inning on…tied for fifth in the AL in complete games (1)…made five of his seven starts during the day…has made 11 of his 21 career starts in day games…the A's went 5-2 (.714) in his starting assignments after going 3-11 (.214) in 2016.
OAKLAND: Began the season on Oakland's 10-day disabled list after fracturing his medial tibial sesamoid bone while throwing a bullpen at home Jan. 31…had surgery on his right foot Feb. 8 at Houston Methodist Hospital…the surgery, which involved a sesamoidectomy, was performed by Dr. Kevin Varner…made three rehab starts before he was reinstated from the DL and optioned to Nashville May 20…was recalled for the first time May 29 and allowed three home runs in 3.1 innings for the loss that day at Cleveland…it is the only time in his career he allowed more than one home run in a start…allowed four runs in 4.2 innings in his next start June 3 against Washington and was 0-1 with a 10.13 ERA in two starts when he was optioned back to Nashville June 3…returned to Oakland Sept. 5 when the Sounds season concluded and went 3-1 with a 1.54 ERA in five starts…including 2-1 with a 1.93 ERA in September…ranked fifth in the AL in ERA in September…tossed his first career complete game and the A's only complete game of the season, a two-hit shutout in a 4-0 win at Philadelphia Sept. 15…did not walk a batter to become the 14th pitcher in Oakland history to allow two hits or fewer in a shutout and not walk a batter…struck out seven while tossing a career-high 118 pitches…tossed seven scoreless innings in his next start Sept. 20 at Detroit for the first winning streak of his career…it was his first career victory in 10 starts during the day…did not walk a batter and joins Catfish Hunter (Sept. 5-9, 1974) and Bartolo Colon (May 26-31, 2013) as the only A's pitchers since at least 1913 with back-to-back games of seven or more innings and no runs or walks…did not allow a run in the first three innings of his next start Sept. 26 against Seattle for a career-high and A's season-high 19.0-inning scoreless streak…tossed seven scoreless innings to defeat the Rangers in the final game of the season Oct. 1 at Texas…finished the season with a 23.0-inning scoreless streak on the road, which is two short of the Oakland record of 25.0 set by Gene Nelson (Aug. 21, 1989-April 25, 1990) and matched by Dennis Eckersley (June 5, 1990-April 16, 1991).
MINORS: Combined with Nashville and the A's Arizona Rookie League affiliate for a 2-4 record, a 3.69 ERA and .237 opponents batting average in 11 starts…the batting average broke down to .190 (15-for-79) against left-handed hitters compared to .277 (26-for-94) against right-handers… surrendered four of his five home runs to righties…yielded a .217 average with runners in scoring position…tossed more than five innings in just two of his starts…his first three starts with Nashville were on a rehab assignment from Oakland and he went 1-1 with a 3.38 ERA and .220 opponents batting average…tossed 3.2 innings in each of his first two starts but then struck out a season-high seven while allowing just one run in 6.0 innings in a 13-3 win at Fresno May 18… was reinstated from the Oakland disabled list and optioned to Nashville May 20…made one more start on May 23 against Omaha when he combined with Chris Smith on a three-hit shutout in a 10-0 win…tossed a season-high seven innings and allowed all three of the hits…was promoted to Oakland May 29…was optioned back to Nashville June 3 but did not pitch before going on the disabled list June 9 with a strained right oblique…made two rehab starts with the A's affiliate in the Arizona Rookie League, tossing 2.0 scoreless innings Aug. 4 against the Dodgers and 3.0 scoreless and hitless innings Aug. 9 at the Cubs…was reinstated Aug. 14 and went 0-3 with a 6.09 ERA over his final five starts with the Sounds…walked a season-high four batters in back-to-back starts on Aug. 19 against Iowa and Aug. 24 against Round Rock…matched his season high with seven strikeouts in just 4.0 innings on the 24th…yielded a season-high four runs on a seasonhigh eight hits in 5.0 innings in a 9-3 loss to Omaha on Aug. 29.
Made his Major League debut with Oakland in his third professional season after beginning the year with no experience above Single-A…went 2-0 with a 0.78 ERA in four starts with Double-A Midland, 8-2 with a 1.67 ERA in 13 starts with Triple-A Nashville and 2-9 with a 6.50 ERA in 14 starts over two stints with Oakland…his ERA with the A's was second highest in the majors among pitchers with 70 or more innings pitched (Blair, ATL 7.59)…his .182 winning percentage was second lowest in the majors among pitchers with 10 or more decisions (Morgan, PHI .154) and sixth lowest in Oakland history…tied for fourth among American League rookies in games started and ranked 10th in innings pitched (72.0) and strikeouts (71)…went 0-7 with a 6.86 ERA in eight starts at home compared to 2-2 with a 6.06 ERA in six starts on the road…is just the third Athletics pitcher since at least 1911 to go 0-7 or worse at home…joins Tom Sheehan (0-7 in 1916) and Rip Coleman (0-7 in 1959)…tied for fifth in the AL in home losses…was 0-6 with a 4.50 ERA in six starts during the day compared to 2-3 with an 8.29 ERA in eight starts at night…is the first A's pitcher to go 0-6 or worse during the day since Diego Segui went 0-9 for the Kansas City A's in 1965…tied for fourth in the AL in day losses…allowed a .284 opponents batting average, which included a .283 (39-for-138) mark against left-handed hitters compared to .286 (44-for-154) against right-handers…combined for a 2.57 ERA and .225 opponents batting average in innings one and two…had a 9.00 ERA and .316 opponents average from the third inning on…yielded a .212 opponents batting average and one home run the first time through the lineup, .333 and eight home runs after that…opponents hit .300 with runners in scoring position but that mark dropped to .207 with RISP and two outs…held the opponents number five hitter to a .143 batting average, but then seven through nine hitters in the order combined to bat .353…was 1-4 with a 4.54 ERA in six starts before the All-Star Break, 1-5 with an 8.42 ERA in eight starts after the break…received 22 runs of support in his two wins (13.50 RSA) and just 18 runs of support in his other 12 starts (2.83 RSA)…the A's were 3-11 (.214) in his starting assignments.