Full name is Jonathan Stanley Loáisiga (pronounced “loh-AYE-see-gah”).
Went 9-4 with five saves and a 2.17 ERA (70.2IP, 56H, 19R/17ER, 16BB, 69K, 3HR) in 57 appearances in 2021…opponents batted .215 (56-for-260, 3HR); LH .238 (25-for-105, 1HR); RH .200 (31-for-155, 2HR)…set career bests in ERA, wins, games, innings pitched and strikeouts...His 22 scoreless relief outings of four-or-more outs in 2021 were the second-most in the Majors behind Boston’s Garrett Whitlock (24)…His 2.17 ERA was the eighth-lowest among AL relievers...Was just the third Yankees reliever since 2005 to record at least nine wins in a season, joining teammate Chad Green (10-7 in 2021) and Alfredo Aceves (10-1 in 2009)…with Green’s 10 wins in 2021, it marked the second time in Yankees history two relievers recorded at least nine wins in a single season…joined Goose Gossage (10-11 in 1978) and Sparky Lyle (9-3 in 1978), who also accomplished the feat in 1978...48 of his 57 appearances were scoreless, including 34 of his final 38 appearances (5/23-10/3)…allowed 13 of his 19R in three appearances (5R on 5/7 vs. Washington, 4R on 6/22 vs. Kansas City and 4/R on 7/25 at Boston)…Retired his first 15 batters faced of the season (4.0IP, 5K), the longest such streak by a Yankee to open the season since Adam Warren retired his first 22 batters faced to start the 2017 season (all as a reliever)…Collected his 100th career strikeout (Joey Wendle, swinging) in the seventh inning on 4/10 at Tampa Bay...Earned his first career save on 4/24 at Cleveland, retiring all four batters faced...Surrendered a “walk-off” sac fly in the 10th inning and recorded his first loss of the season on 4/29 at Baltimore (0.2IP, 1R/0ER)…was his first career “walk-off” appearance...Took the loss on 5/7 vs. Washington after allowing 5R/4ER (0.1IP, 4H, 1HR, 1K)…his 5R were the second-most he has allowed in a game in his career (6R on 9/11/18 at Minnesota)…Did not allow a HR in 38 consecutive outings from 5/11-9/1, the longest such streak of his career (previous: nine straight games without allowing a HR from 9/16/20-4/14/21)…Retired both batters faced and earned his second save of the season on 5/14 at Baltimore (1.0IP)…Posted a career-long 14.1 scoreless inning streak from 5/23-6/20 (previous: 8.0 scoreless innings from 6/15-20/18)…Did not allow a run in 17 of 18 appearances from 5/23-7/24, going 4-1 with a 1.52 ERA (23.2IP, 4ER) in that span...On 6/25 at Boston, tossed 1.1 scoreless innings (4K, 1WP)…recorded four strikeouts in the seventh inning, becoming the third Yankee in the Expansion Era (since 1961) to accomplish the feat, joining Phil Hughes on9/20/12 vs. Toronto (fourth inning) and A.J. Burnett on 6/24/11 vs. Colorado (sixth inning)…Was placed on the COVID-19 injured list on 7/10 and was reinstated on 7/23…missed eight team games...In his final 19 appearances of the season (7/27-10/3), went 2-0 with three saves, a 0.79 ERA (22.2IP, 2ER), 23K and a .179 (15-for-84) opponents’ BA...On 7/31 at Miami, earned his third save of the season after tossing a scoreless ninth inning (1H, 1K)…Posted an 11.2 scoreless inning streak from 8/11-9/3 (7H, 2BB, 12K)…Was 1-0 with one save and a 0.59 ERA (15.1IP, 1ER) in his final 12 appearances of the season (8/11-10/3)…Recorded his fourth save of the season on 8/7 vs. Seattle after tossing a perfect ninth inning...In Game 1 on 8/17 vs. Boston, tossed 2.0 scoreless innings and earned his fifth save of the season (3H, 3K)…the Yankees won four straight games (8/14-8/17-G1) with four different pitchers recording a save (Albert Abreu on 8/14 at Chicago-AL, Wandy Peralta on 8/15 at Chicago-AL, Chad Green on 8/16 vs. Los Angeles-AL and Loáisiga in Game 1 on 8/17 vs. Boston)…Elias confirmed that since saves became an official statistic in 1969, it marked the second time in franchise history that the Yankees won four consecutive games, each with a different pitcher earning a save (Zack Britton, Luis Cessa, Dellin Betances and David Robertson earned saves in four consecutive games from 8/24-26/18)...Missed 22 team games in September on the 10-day injured list with a right shoulder strain…was placed on the injured list on 9/5 and reinstated on 9/29...Allowed 2ER in 1.0IP in the AL Wild Card Game at Boston (1.0IP, 3BB, 2K).
Went 3-0 with a 3.52 ERA (23.0IP, 9ER) and 22K in 12 games (three starts) with the Yankees, spending the entire season at the Major League level for the first time in his career…made his first Opening Day roster...Served as the Yankees’ “opener” three times, posting a 3.24 ERA (8.1IP, 3ER) without recording a decision… went 3-0 with a 3.68 ERA (14.2IP, 6ER) in nine relief appearances...Was placed on the 10-day injured list on 9/4 (retroactive to 9/2) with a medical condition that prevented him from playing and necessitated placement on the IL…was reinstated on 9/15…missed 13 team games... Allowed a season-high 4R/3ER on 9/21 at Toronto (1.0IP, 5H, 2BB)...Made two postseason relief appearances, posting a 9.00 ERA (2.0IP, 2ER).
Went 2-2 with a 4.55 ERA (31.2IP, 16ER) and 37K in 15 games (four starts) over four stints with the Yankees (4/3-9, 4/23-4/24, 5/8-8/23, 8/31-9/29)...Made four starts (4/3 vs. Detroit, 4/9 at Houston, 5/8 vs. Seattle and 9/25 at Tampa Bay), going 0-2 with a 6.75 ERA (12.0IP, 9ER)..served as the Yankees' opener on 9/25 at Tampa Bay...Earned his first win of the season on 4/24 at Los Angeles-AL, tossing 3.0 scoreless innings of relief (2H, 1BB, 1K)...Was placed on the 10-day injured list on 5/13 (retroactive to 5/10) with a right shoulder strain..was transferred to the 60-day I.L. on 5/14..was returned from rehab and reinstated from the 60-day I.L. on 8/13..combined in three rehab starts with Double-A Trenton and Triple-A Scranton/Wilkes-Barre to allow 3ER in 5.2IP (5H, 1BB, 8K, 1HR, 1HP)...Had 5K on 9/21 vs. Toronto, setting a relief appearance career high..touched 100.0 mph in the outing according to Statcast...Posted a 3.38 ERA (2.2IP, 1ER) in four postseason relief appearances..made his postseason debut in ALDS Game 2 vs. Minnesota, allowing 1ER in 1.0IP (2H, 2K)..became the fifth Nicaragua-born player to appear in a postseason game, joining Dennis Martínez, David Green, Marvin Benard and Vicente Padilla, and the first to do so with the Yankees...Combined with Trenton and Scranton/WB to go 0-2 with a 5.60 ERA (17.2IP, 11ER) in six total appearances (five starts).
Went 2-0 with a 5.11 ERA (24.2IP, 26H, 17R/14ER, 12BB, 33K, 3HR) in nine appearances (four starts) over two stints with the Yankees (6/15-7/2 and 9/2-30)…opponents hit .271 (26-for-96, 3HR); LH .273 (12-for-44, 1HR), RH .269 (14-for-52, 2HR)...Was 2-0 with a 3.00 ERA (18.0IP, 6ER) in four starts…posted a 10.80 ERA (6.2IP, 8ER) without recording a decision in five relief appearances...Became the first Nicaragua-born player in Yankees history and the 15th Nicaraguan player (11th pitcher) in Baseball history...Made his Major League debut on 6/15 vs. Tampa Bay, tossing 5.0 shutout innings (3H, 4BB, 6K) to earn the win…was the 11th pitcher (eighth starter) in Yankees history to toss at least 5.0 scoreless innings in his Major League debut, just the second since 1943 (Sam Militello-7.0IP in a start on 8/9/92 vs. Boston)…was the first Yankees pitcher since 1908 to record at least 6K and not allow a run in his Major League debut…was the first Yankees pitcher to record a win in his first career game since Masahiro Tanaka on 4/4/14 at Toronto…was recalled from Double-A Trenton prior to the game, and per Elias, was the first player to make his Major League debut with the Yankees (excluding Masahiro Tanaka) without having ever appeared at the Triple-A level since INF Ramiro Peña on 4/6/09 at Baltimore…was the first pitcher to do so since LHP Chase Wright on 4/17/07 vs. Cleveland...On 6/25 at Philadelphia, took a no-hitter into the sixth inning and earned his second win (5.1IP, 1H, 0R, 2BB, 8K)…allowed his only hit on a leadoff single by Jorge Alfaro in the sixth…retired the first 12BF in order…became the second Yankees pitcher since 1908 to toss at least 5.0 shutout innings twice within his first three career games, joining Johnny Allen (5/3/32 at Washington-AL, 5/11/32 vs. St. Louis-AL)...Combined with Single-A Tampa, Double-A Trenton and the GCL Yankees West to go 6-1 with a 2.89 ERA (56.0IP, 57H, 18ER, 8BB, 67K) in 14 minor league starts…had two stints on the minor league disabled list...Was named Florida State League "Pitcher of the Week" for 4/5-15 (2-0, 10.0IP, 0R in 2GS)...Made one spring training relief appearance with the Yankees, tossing 1.0 scoreless inning (1HP, 2K)...Following the season, was tabbed by Baseball America as the No. 2 prospect in the Yankees organization…was named by MLB.com as the No. 66 overall prospect.
Combined with the GCL Yankees East, GCL Yankees West and short-season Single-A Staten Island to go 1-1 with a 1.38 ERA (32.2IP, 17H, 7R/5ER, 3BB, 33K, 1HR) in 11 starts... Made his season debut in June with the GCL Yankees East, going 0-1 with a 2.63 ERA (13.2IP, 4ER) in six starts…also made one start with the GCL Yankees West, tossing 2.0 perfect innings... Was promoted to short-season Single-A Staten Island on 8/16, where he went 1-0 with a 0.53 ERA (17.0IP, 1ER) in four starts... Was added to the Yankees' 40-man roster on 11/20/17.
Made one start with Single-A Charleston on 5/13 at Lexington-G2, allowing 2ER in 2.1IP.
Did not pitch... Was released by the Giants on 5/28/15.
Spent the season on the minor league disabled list and did not pitch.
Made his professional debut with the DSL Giants and was 8-1 with a 2.75 ERA (68.2IP, 21ER) in 13 starts.