| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2026 proj | 0 | 1 | 1 | 0 | 9.0 | 18 | 7 | 7 | 15 | 15.00 | 2.778 | -15.0 |
| 2025 | 0 | 1 | 1 | 0 | 8.7 | 18 | 7 | 7 | 15 | 15.58 | 2.885 | -18.4 |
| Date | News |
| 8/31/25 | Pirates Pitching Prospect Heads Back to Injured List. A Pittsburgh Pirates pitching prospect looked to get back heathy and competing, but suffered another setback. Triple-A Indianapolis placed right-handed starting pitcher Thomas Harrington on the 7-day injured list, landing on there on Aug. 29, according to his transactions log. Harrington threw one scoreless inning, posting a strikeout over 14 pitches, before ending his outing. Pirates senior director of sports medicine Todd Tomczyk said that Harrington suffered a groin strain back on Aug. 13 and resumed light throwing at that time, according to Jose Negrón of DK PIttsburgh Sports. Source: https://www.si.com/mlb/pirates/news/pittsburgh-pir... |
| 8/11/25 | Pirates Prospect Duo Lands on Injured List. The Pittsburgh Pirates won't have two of their top prospects for some time after recent injuries. Triple-A Indianapolis placed both right-handed starting pitcher Thomas Harrington and outfielder Billy Cook on the 7-day injured list, with Cook retroactive to Aug. 8 and Harrington retroactive to Aug. 9, according to the transactions log. Harrington made his most recent start for Indianapolis on Aug. 8, giving up a two-run home run in the fifth inning and taking the loss in the 2-1 defeat to the Omaha Storm Chasers, the Triple-A affiliate fo the Kansas City Royals, going 4.2 innings and throwing 73 pitches. Source: https://www.si.com/mlb/pirates/news/pittsburgh-pir... |
| 7/09/25 | Pirates Prospect Duo Falls Out of Top 100. A duo of rising prospects in the Pittsburgh Pirates system has fallen from their positions on a list of baseball's most promising talent. MLB Pipeline re-ranked their top 100 at the beginning of July and both infielder Termarr Johnson and right-handed pitcher Thomas Harrington both didn't appear in it. The Pirates selected Johnson with the No. 4 overall pick in the 2022 MLB Draft out of Benjamin Elijah Mayes High School in Atlanta. Johnson chose a $7,219,000 signing bonus with the Pirates over his commitment to Arizona State. Source: https://www.si.com/mlb/pirates/news/pittsburgh-pir... |
| 6/17/25 | Pirates Minor League Recap: Pitching Prospect Continues Resurgence. Thomas Harrington's 2025 season got off to an up-and-down start. After making his debut with the Pittsburgh Pirates in the second series of the year, Harrington struggled to adjust to big league hitters. He was sent back down to AAA Indianapolis a week after his first MLB start. Then, the 23-year-old right-hander faced significant challenges in his return to the minor leagues, posting a 6.87 ERA through April and May. However, June has been a different story. Harrington has turned things around in impressive fashion, delivering three consecutive quality starts and showcasing the pitching potential that made him MLB Pipeline's No. 80 overall prospect. His best performance yet came last Saturday, Source: https://www.si.com/mlb/pirates/news/pittsburgh-pir... |
| 4/10/25 | Pirates option Thomas Harrington to Triple-A Indianapolis. Pirates option pitcher Thomas Harrington to Triple-A Indianapolis Share Copy Link Copy {copyShortcut} to copy Updated: 5:06 PM EDT Apr 10, 2025 BOB TRIMBLE TELLS ME HE IS ANGRY AND HURT. HE SAYS WHEN HE DECIDED TO BUY THE BRICK OUTSIDE PNC PARK, HE WAS TOLD IT WOULD ALWAYS BE THERE. NOW, HE SAYS, KNOWING IT WAS RIPPED FROM THE GROUND AND TOSSED AWAY, HE FEELS BETRAYED. I SEETHED. I JUST DID. BOB TRIMBLE SAYS THESE IMAGES OF FAMILIES, BRICKS TOSSED IN A PILE AT A RECYCLING FACILITY HURT. AND THEN YOU CAN SEE SOME OF THE PEOPLE'S NAMES. I DON'T KNOW, I'D HAVE FLIPPED OUT COMPLETELY IF I'D HAVE SEEN THE TRIMBLE NAME THERE. BUT TRIMBLE SAYS THIS IS HOW HE FOUND OUT HIS BRICK WAS AMONG THE THOUSANDS Source: https://www.wtae.com/article/sports-pirates-thomas... |
| 4/10/25 | Pirates option pitcher Thomas Harrington to Triple-A Indianapolis. Pittsburgh Pirates right-handed pitcher Thomas Harrington was optioned to Triple-A Indianapolis on Thursday after making one start and one relief appearance. Harrington, a first-round pick by the Pirates in the 2022 Major League Baseball amateur draft, was 0-1 with a 10.13 ERA. Source: https://wtop.com/sports/2025/04/pirates-option-pit... |
| 4/07/25 | Joey Bart homers as the Pirates beat the slumping Cardinals 8-4. Pittsburgh Pirates pitcher Thomas Harrington (78) celebrates with catcher Joey Bart, left, after getting the final out of a baseball game against the St. Louis Cardinals in Pittsburgh, Monday, April 7, 2025. PITTSBURGH (AP) — Joey Bart, Andrew McCutchen and Isiah Kiner-Falefa each drove in two runs, and the Pittsburgh Pirates handed St. Louis its fourth consecutive loss with an 8-4 victory over the Cardinals on Monday night. Source: https://www.theintelligencer.net/sports/top-sports... |
| 4/01/25 | Pirates call up Harrington for Tuesday debut. Thomas Harrington needed less than three years to make his way from Campbell University to his major-league debut. The former Southern Lee standout, who walked on with the Fighting Camels in 2021 and won conference Freshman of the Year honors, and then Big South Conference Player of the Year and All-American as a sophomore before being drafted in the “sandwich pick” section of the 2022 MLB ... Source: https://sports.yahoo.com/article/pirates-call-harr... |