Seattle Mariners: Breaking News, Rumors & Highlights

Rays-Brewers World Series Makes Mariners’ Lonely History Even Harder to Stomach

Somebody is about to leave the club, and once again, the Mariners will be standing there holding the door. The Rays and Brewers are playing for their first World Series championship.

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The Quiz of the Day

Rocco Baldelli withdraws from Mariners manager search

One of the biggest names remaining in the Mariners’ managerial search has reportedly withdrawn from contention, reports Ken Rosenthal of The Athletic:

Boston Smith News / Seattle Mariners on SI / October 25

Mariners Prospect Boston Smith’s Future at Catcher Hinges on More Than His Bat

Boston Smith’s bat is getting him noticed. His glove could help decide how often the Mariners will eventually get to use it. It’s something we need to pay attention to between all the home run highlights we’ve been getting ever since he joined the organization.

Emerson Hancock News / Seattle Mariners on SI / October 24

Mariners’ Emerson Hancock May Never Have More Trade Value — And They Should Cash In

Logan Gilbert will get his share of trade speculation this winter. We all know the argument at this point. Approaching free agency forces a decision, and his established track record gives interested teams a pretty clear idea of what they’d be getting.

MLB News / Yardbarker Quizzes

The 'World Series managers' quiz

How many of the managers of the World Series teams from the 21st century can you name in six minutes?

The 'ALCS MVPs' quiz

The 'NLCS MVPs' quiz

The 'Playoff HR leaders by MLB team' quiz

Jerry Dipoto News / Seattle Mariners on SI / October 23

Mariners Ownership Cannot Use Brewers-Rays World Series as a Reason to Spend Less

Jerry Dipoto should be watching this World Series very closely. With the Brewers and Rays meeting in the 2026 Fall Classic, we can already anticipate a convenient argument: See?

Athletics News / Yardbarker

25 things we learned from the 2026 MLB season

The 2026 MLB season was full of great performances, breakout stars, and incredible feats. These are the 25 things we learned along the way.

MLB News / Seattle Mariners on SI / October 23

Ben Williamson Reaches World Series With Rays as Mariners Await Brendan Donovan Trade Payoff

The Mariners traded Ben Williamson to help bring postseason glory to Seattle. But he found it in Tampa Bay. Of course that’s how it would go down. Apparently, even the route to the World Series needs a connection outside the Pacific Northwest.

Seattle Mariners News / Seattle Mariners on SI / October 23

5 Lower-Cost Free Agents Who Fit the Mariners Perfectly

The Mariners need to raise the floor of their roster. Obviously the main focus is on bringing in a strong manager. We can spend the winter arguing about the biggest available bat, but somebody still has to catch a fly ball, cover an injury and deliver adult at-bats when the regulars need a day off.

MLB News / Yardbarker / October 22

Guardians manager Stephen Vogt shuts down Mariners rumor with four words

It only took four words for Cleveland Guardians manager Stephen Vogt to shut down rumors of his departure from the American League Central champions.

Top candidates to replace Kurt Suzuki as Angels manager

Steven Kwan is being linked to two teams after Guardians' playoff exit

Brian Cashman announces a big update on his Yankees future

The impact Jake Bloss could have for the Blue Jays in 2027

'This is unprecedented': Dodgers provide Shohei Ohtani pitching update

Seattle Mariners News / Just Baseball / October 22

Why We Shouldn’t Be Worried About the Mariners

No matter how you slice it, the 2026 season was nothing but a disappointment for the Seattle Mariners. A year after winning the AL West, winning 90 games, and going to Game 7 of the ALCS, the Mariners fell flat on their face.

Mitch Garver News / Seattle Mariners on SI / October 22

Former Mariners Catcher Mitch Garver Announces Retirement After 10 MLB Seasons

Mitch Garver is retiring after parts of 10 major league seasons, closing a career that brought him a Silver Slugger, a World Series championship and unfortunately a rather frustrating chapter with the Seattle Mariners.

Jason Kanzler News / Seattle Mariners on SI / October 21

Jason Kanzler Emerges in Mariners’ Manager Search With Hitter Development in Focus

The Mariners can change the name on the manager’s office door. But wouldn’t it be nice if that also meant better answers for the hitter walking through it?

Athletics News / Yardbarker

25 records that were broken during the 2026 MLB season

The 2026 MLB season was historic in many ways. These 25 records were broken during the season.

Cal Raleigh News / Seattle Mariners on SI / October 21

Cal Raleigh Defines What the Mariners’ Next Manager Must Fix

Cal Raleigh didn’t name names. But he didn’t need to. While discussing what the Mariners should want from their next manager, Raleigh described a team that allowed small problems to breathe.

Seattle Mariners News / Viral Sports News / October 16

Seattle Mariners Officially Cut Ties With 5-Year MLB Veteran

Seattle Mariners utility player Miles Mastrobuoni has elected free agency, via the MiLB transaction log. The move ends his tenure in the organization after two seasons and marks the formal conclusion of a year spent mostly in Triple-A following repeated roster decisions at the major-league level.

Click here to get Yardbarker's Quiz of the Day emailed to you!

The 'World Series Game 1 starters' quiz

The 'World Series managers' quiz

The 'Last 300-yard game by NFL team' quiz

The 'ALCS MVPs' quiz

Seattle Mariners News / Baseball Now / October 14

Mariners Reportedly Meeting With Rival Manager

Coming off a disappointing 76-86 season and a third-place finish in the AL West, the Seattle Mariners are in the market for a new manager. After dismissing Dan Wilson from his managerial duties, the Mariners are looking for a new skipper this offseason.

Joe Espada News / Yardbarker / October 13

Mariners reportedly set to meet with Joe Espada regarding manager job

The Seattle Mariners' next manager could be a familiar face from the opposing dugout.

Three questions facing the Seattle Mariners this offseason

The 'Active 150-hit MLB seasons' quiz

Seattle Mariners News / Larry Brown Sports / October 13

Mariners may hire new manager away from division rival

The Seattle Mariners need a new manager, and they may take the unusual step of hiring one directly away from an AL West rival. The Mariners plan to meet with Houston Astros manager Joe Espada regarding their managerial vacancy, according to Mark Feinsand, Daniel Kramer, and Brian McTaggart of MLB.com.

Seattle Mariners News / Yardbarker / October 10

Three questions facing the Seattle Mariners this offseason

The Mariners are at a crossroads heading into the offseason.

Former MLB GM believes Braves should target Randy Arozarena

The 'Switch-hitter 35-HR seasons' quiz

Julio Rodriguez News / Athlon Sports / October 9

What is Julio Rodriguez Up To? Mariners Star Makes Announcement After 5th MLB Season

The Seattle Mariners had a disappointing season in 2026, missing out on postseason play. Since coming one win short of reaching the World Series in 2025, it has been all downhill for the franchise.

Seattle Mariners News / Just Baseball / October 7

Seattle Mariners Arbitration Projections and Tender Decisions

Once a team comes up with its projected salary for all of its arbitration-eligible players, it will begin a tender analysis to simply determine: “Are we comfortable guaranteeing Player X this much money?” If the answer is yes, the player will be tendered a contract prior to the mid-November Tender Deadline.

Seattle Mariners News / MLB Trade Rumors / October 6

Mariners announce surgeries for Cal Raleigh, Josh Naylor

The Mariners announced that catcher Cal Raleigh and Josh Naylor underwent surgical procedures on October 3. Both players are expected to be recovered before the start of spring training.

George Kirby News / MLB Trade Rumors / October 5

George Kirby’s Fastball Failed Him

Mariners right-hander George Kirby just put together the worst season of his career. He stumbled to a 4.33 ERA as one of the key contributors to a disappointing season for Seattle’s vaunted rotation.

Seattle Mariners News / Just Baseball / October 1

Five Mariners Who Need To Be Better Next Season

At the start of every season, fans take a look at the Seattle Mariners roster and wonder if it will finally be the season when they win it all. This year was surely no exception.

Dan Wilson News / Larry Brown Sports / September 28

Mariners move on from 4 more coaches after Dan Wilson decision

The Seattle Mariners missed the playoffs in 2026 despite making the ALCS a year ago, and they decided to relieve manager Dan Wilson of his duties after the final game of the regular season.

Dan Wilson News / Field Level Media / September 27

Mariners manager Dan Wilson out after disappointing 2026 campaign

The Seattle Mariners announced shortly after Sunday's season finale that manager Dan Wilson will not return in 2027. Seattle was a disappointing 76-86 this season, finished third in the American League West and missed the playoffs one year after advancing to Game 7 of the 2025 ALCS before falling to the Toronto Blue Jays.

Seattle Mariners News / Larry Brown Sports / September 27

Top Mariners prospect leaves game after getting hit by 104-mph comebacker

Seattle Mariners fans held their collective breath as Kade Anderson left Saturday’s game with an injury. The Mariners’ No. 1 prospect left the mound early against the Los Angeles Angels after getting hit by a 103.8-mph comebacker in the 4th inning at T-Mobile Park in Seattle, Wash.