Joe Mantiply: Breaking News, Rumors & Highlights

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Veteran left-hander Joe Mantiply is a free agent, per his MLB.com transactions page. The reliever was designated for assignment by the Blue Jays last week.

Toronto Blue Jays News / Bluejaysnation / September 30

Blue Jays: Joe Mantiply elects free agency

Joe Mantiply will likely be playing elsewhere in 2027. On Tuesday, per the Toronto Blue Jays’ transaction log, the left-hander cleared waivers and elected free agency. Mantiply was designated for assignment by the Blue Jays on September 21 after appearing in 25 games with the organization over the 2026 season.

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MLB News / New Baseball Media / September 21

2026 Transactions: Twins Promote Sabato, Blue Jays DFA Mantiply

On a very light day across MLB on September 21, there were still some notable moves. Perhaps the biggest was the Twins’ decision to select Aaron Sabato, a first-rounder by the club at the start of the decade, and add him to the Major League roster.

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Toronto Blue Jays News / Bluejaysnation / September 21

Blue Jays activate Trey Yesavage, recall Chad Dallas, option Spencer Arrighetti and DFA Joe Mantiply

With six games to go, the Toronto Blue Jays are shuffling their pitching staff. On Monday, before the series opener against the Baltimore Orioles, the

Toronto Blue Jays News / Yardbarker / September 21

Blue Jays make a flurry of roster moves ahead of critical series against Orioles

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Toronto Blue Jays News / MLB Trade Rumors / September 21

Blue Jays Designate Joe Mantiply For Assignment

The Blue Jays reinstated righty Trey Yesavage from the 15-day injured list and recalled fellow right-hander Chad Dallas from Triple-A Buffalo on Monday, the team announced.

Toronto Blue Jays News / Bluejaysnation / September 1

Blue Jays September roster moves: Tiedemann, Smith, Mantiply, and Keys return; Daz Cameron designated for assignment

It’s September 1st, and rosters have officially expanded by two. With this expansion, the Toronto Blue Jays wasted no time in making moves before tonight’s game against the Cleveland Guardians.

Toronto Blue Jays News / Bluejaysnation / August 31

Blue Jays’ Joe Mantiply appears in third rehab game with Triple-A Buffalo

The Toronto Blue Jays’ addition to their bullpen when rosters expand appears to be waiting in the wings. On Sunday, Joe Mantiply made his fifth rehab

Toronto Blue Jays News / Bluejaysnation / August 26

Joe Mantiply strikes out two in rehab outing with Triple-A Buffalo

Joe Mantiply is getting closer to returning to the Toronto Blue Jays roster. On Tuesday night, Mantiply appeared with Triple-A Buffalo during their 6-3

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The most disappointing player from every MLB team for the 2026 season

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Toronto Blue Jays News / Bluejaysnation / August 23

Joe Mantiply struggles in second rehab outing with Single-A Dunedin

Toronto Blue Jays left-hander Joe Mantiply appeared in his second rehab game with Single-A Dunedin on Saturday night, but unfortunately the results weren’t

Toronto Blue Jays News / Bluejaysnation / August 20

Joe Mantiply strikes out one in first rehab outing with Single-A Dunedin

The Toronto Blue Jays could soon be getting a veteran arm back in their bullpen. On Wednesday night, Joe Mantiply made his first rehab outing with Single-A

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Toronto Blue Jays News / MLB on ClutchPoints / May 29

Blue Jays’ veteran reliever to undergo left knee surgery

Toronto Blue Jays left-handed reliever Joe Mantiply will undergo arthroscopic surgery on his left knee, manager John Schneider confirmed Thursday during a media availability ahead of the series opener against the Baltimore Orioles.

Toronto Blue Jays News / MLB Trade Rumors / May 29

Blue Jays’ Joe Mantiply To Undergo Arthroscopic Knee Surgery

Blue Jays southpaw Joe Mantiply will undergo arthroscopic surgery on his injured left knee, manager John Schneider told reporters Thursday (relayed by Arden Zwelling of Sportsnet).

Toronto Blue Jays News / Bluejaysnation / May 28

Blue Jays injury news: Joe Mantiply set to undergo left knee surgery

During John Schneider’s media availability before Thursday’s series opener against the Baltimore Orioles, the Toronto Blue Jays manager announced that left-hander Joe Mantiply will undergo arthroscopic surgery on his left knee. The procedure, which is yet to have a date or a recovery timeline, will clean up some damage in the 35-year-old’s knee.

Toronto Blue Jays News / Bluejaysnation / May 22

Joe Mantiply has been a sneakily good addition for the Blue Jays

The Toronto Blue Jays suffered a blow to their bullpen on Tuesday. Before their game against the New York Yankees, the Blue Jays placed Joe Mantiply on the 15-day injured list, retroactive to May 18th, with left knee inflammation.

Toronto Blue Jays News / Bluejaysnation / May 21

The Toronto Blue Jays need Yimi García back from the injured list

The injury bug that has bitten the Toronto Blue Jays all season long has turned its attention to the bullpen. Tommy Nance and Joe Mantiply both recently landed on the injured list with forearm discomfort and knee inflammation, respectively.

Toronto Blue Jays News / Toronto Blue Jays on SI / May 20

Blue Jays Bullpen Problems Are Reaching a Breaking Point

Things don't appear to be getting any easier for an over-taxed Toronto Blue Jays bullpen. The team announced on Tuesday that veteran left-hander Joe Mantiply was being placed on the 15-day injured list, retroactive to May 18, with left knee inflammation.

Toronto Blue Jays News / Bluejaysnation / May 19

Report: Joe Mantiply heads to IL with knee inflammation, Chase Lee recalled from Buffalo

On Tuesday, prior to the Toronto Blue Jays taking on the New York Yankees in the second game of their four-game series, the Blue Jays placed Joe Mantiply

Toronto Blue Jays News / MLB Trade Rumors / April 5

Blue Jays Select Austin Voth, Joe Mantiply

The Blue Jays have selected the contracts of right-hander Austin Voth and left-hander Joe Mantiply. Right-hander Lazaro Estrada and left-hander Brendon Little were optioned to the minors to make room for the pair on the active roster, while right-hander Cody Ponce and outfielder Anthony Santander were moved to the 60-day injured list.

MLB News / New Baseball Media / March 4

2026 Transactions: Blue Jays Sign Mantiply, More Roster Cuts

Toronto continued to add to the roster in Dunedin, as veteran reliever Joe Mantiply rejoined the team on a Minor League deal. Mantiply will fight for a roster spot after he rebounded from a tough early-season run with the Diamondbacks last year.

Arizona Diamondbacks News / Field Level Media / May 10, 2025

Diamondbacks bring back LHP Joe Mantiply to refresh bullpen

The Arizona Diamondbacks recalled left-hander Joe Mantiply from Triple-A Reno on Saturday after right-hander Cristian Mena was optioned following Friday's loss to the Los Angeles Dodgers.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / January 8, 2025

Diamondbacks 2025 Player Projections: Joe Mantiply

This article is part of a series reviewing the projections for each member of the Arizona Diamondbacks 40-man roster, as well as select prospects and non-roster invitees.

Arizona Diamondbacks News / Burn City Sports / July 2, 2024

Joe Mantiply to start in series opener against Dodgers

To kick off their three-game series against the Dodgers in LA, the Diamondbacks have opted for a bullpen game in the opener, starting Joe Mantiply instead of Ryne Nelson, per the team.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / January 29, 2024

Diamondbacks 2024 Player Projections: Joe Mantiply

This article is part of a series taking a look into individual Diamondbacks player projections as we head into the 2024 spring training. The projections presented are a composite of the rate (percentage) stats from Steamer and ZiPS as published on FanGraphs.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 15, 2023

Joe Mantiply Had an Uneven 2023 Season, but Finished Strong

This article is part of a series of player reviews for the 2023 Arizona Diamondbacks. It was a surprising and marvelous year for the team as they won 84 games to make the postseason.

MLB News / Yardbarker / October 20, 2023

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