Seattle Mariners: Breaking News, Rumors & Highlights

Mariners Are Creating a Trade Deadline Mess by Letting the AL West Stay Alive

The Mariners opened the season as the favorites to win the AL West. But why does it feel like they’re treating it like a dare? They’re somehow still in first place after dropping their last series against the Pittsburgh Pirates, putting their record back to .500 at 41-41.

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The Quiz of the Day

Broadcast castaways, Mariners sunk in Pirates sweep 5-1

In a year of anniversarial festivity across the United States, a less rounded celebration will make its annual occurrence in just a month and change. The 105th anniversary of the first radio broadcast of a baseball game will occur on August 5th.

Miles Mastrobuoni News / MLB Trade Rumors / June 25

Mariners Outright Miles Mastrobuoni

The Mariners announced that infielder/outfielder Miles Mastrobuoni cleared waivers and has been outrighted to Triple-A Tacoma. He had been designated for assignment by Seattle last week.

MLB News / MLB on ClutchPoints / June 25

Mariners rumors: Analyst calls Aroldis Chapman, Luke Weaver ‘almost perfect fits’ for Seattle

With the Seattle Mariners preparing for the upcoming trade deadline, there are fans who are wondering who the team will target as a need for the ball club.

Cam Schlittler News / Yardbarker Quizzes

The 'Most K's through 30 MLB starts' quiz

How many of the starting pitchers in the MLB Live-Ball Era (since 1920) to strike out at least 180 batters in their first 30 starts can you name in six minutes?

The 'MLB playoff debut strikeouts leaders' quiz

The 'Multiple 30/30 Club MLB seasons' quiz

The 'MLB all-time strikeout leaders' quiz

Seattle Mariners News / MLB on ClutchPoints / June 25

2 sneaky Mariners’ 2026 MLB trade deadline targets to chase

The Seattle Mariners should be aggressive before the August 3 MLB trade deadline, but aggression cannot mean turning a strong farm system into a clearance rack.

MLB News / Yardbarker

25 MLB players most likely to be traded by the deadline

The MLB Trade Deadline has been quieter in recent years, in part due to playoff expansion, but 2026 is shaping up to be a more exciting one with several big names.

Bryan Woo News / Seattle Mariners on SI / June 25

Bryan Woo’s Search for Answers Is Becoming a Real Mariners Problem on the Road

Bryan Woo gave the Mariners and their fans a complicated postgame answer. One thing for certain, it didn’t include any spin, excuses, or fake confidence.

Seattle Mariners News / Lookout Landing / June 25

Mariners Draft Profile: RHP Logan Reddemann

Joining arguably the best roster in college baseball this past season via transfer, Logan Reddemann, a 6’3 righthander, immediately stepped into the role of “staff ace” for UCLA and found consistent success despite his mid-major roots.

Seattle Mariners News / Lookout Landing / June 25

Mariners News: Felnin Celesten, Francisco Lindor, and Dansby Swanson

Hello everyone! The M’s got their doors blown off last night in the middle game against the Pirates, falling 11-1. The Mariners lineup continued to sputter with their 10th game in a row failing to score at least 4 runs.

Bryce Miller News / Field Level Media / June 25

Mariners' Bryce Miller hopes for longer leash in finale vs. Pirates

Bryce Miller won't have to look over his shoulder on Thursday afternoon. The Seattle Mariners' right-hander will start the finale of a three-game interleague series at Pittsburgh, and he won't have teammate Luis Castillo warming up in the bullpen in the fifth inning.

Bryan Woo News / Field Level Media / June 24

Mariners' Bryan Woo searching for answers vs. Pirates

Seattle right-hander Bryan Woo will try to solve his road woes when he takes the mound for the Mariners against the Pirates on Wednesday night in Pittsburgh.

Cal Raleigh News / Seattle Mariners on SI / June 23

Cal Raleigh Passing Alvin Davis Turns a Fun Milestone Into a Franchise Wake-Up Call

Cal Raleigh is kicking the door open into the Mariners history books. Raleigh passed “Mr. Mariner” himself, Alvin Davis, with his 161st career home run as a Mariner during Seattle’s series opener against the Pittsburgh Pirates.

Athletics News / Yardbarker

25 MLB players who could be first-time All-Stars in 2026

Being named to the Midsummer Classic is one of the biggest honors for MLB players. These 25 players have a chance to make their first All-Star appearance in 2026 based on their first-half performances.

Seattle Mariners News / Field Level Media / June 23

Cole Young, Cal Raleigh homer as Mariners rally past Pirates

Cal Raleigh and Cole Young each homered to drive in all of Seattle's runs in the Mariners' 3-2 comeback win over the host Pittsburgh Pirates on Tuesday night.

Randy Arozarena News / Field Level Media / June 23

Mariners reinstate OF Randy Arozarena (hamstring) from IL

The Seattle Mariners activated outfielder Randy Arozarena from the 10-day injured list prior to Tuesday's road game against the Pittsburgh Pirates. Arozarena has been sidelined with a left hamstring strain since being injured against the Washington Nationals on June 12.

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The '2nd-overall NBA Draft picks' quiz

The 'Multi-time NBA MVPs' quiz

The 'No.1 NBA Draft picks' quiz

The 'Most K's through 30 MLB starts' quiz

MLB News / Inside The Rink / June 23

ECHL: Maine Mariners Announce 2025-26 Season-Ending Roster

Yesterday, the Maine Mariners sent in their season-ending roster. They were announced this morning. Season-Ending Rosters are limited to 20 players. Season-Ending Rosters cannot include any players who did not sign an ECHL contract in 2025-26.

Seattle Mariners News / Athlon Sports / June 21

Mariners Outfielder Exits Game With Injury

After providing two of the team's three RBIs and turning a crucial outfield double play, Seattle Mariners outfielder Dominic Canzone exited Sunday's game in the sixth inning.

Curtis Washington Jr. News / MLB Trade Rumors / June 20

Mariners Outright Curtis Washington Jr.

The Mariners announced that outfielder Curtis Washington Jr. was outrighted to A-level Everett after clearing waivers. There wasn’t any public indication that Washington had also been designated for assignment when he was optioned back to Everett earlier this week, but the outright now opens up a spot on Seattle’s 40-man roster.

Seattle Mariners News / MLB Trade Rumors / June 19

Mariners Designate Miles Mastrobuoni For Assignment, Select Weston Wilson

The Mariners have selected the contract of infielder/outfielder Weston Wilson. Fellow infielder/outfielder Miles Mastrobuoni has been designated in a corresponding move.

Luis Arraez News / Yardbarker / June 19

Why Mariners should target Luis Arraez before trade deadline

Why Mariners should target Giants contact king Luis Arraez before 2026 MLB trade deadline

The Seattle Mariners do not need Luis Arraez because he fixes everything. They should target him because he attacks the offensive flaw that can make their lineup so frustrating.

Three potential landing spots for Giants' Luis Arraez

Yankees highlight list of potential Seiya Suzuki trade landing spots

Four players Red Sox should move and one they should keep at trade deadline

The 'National League batting champs' quiz

Julio Rodriguez News / Athlon Sports / June 18

Julio Rodriguez News Emerges After Removal From Mariners Lineup

The Seattle Mariners are going to be without center fielder Julio Rodriguez for the first time all season. The 25-year-old Dominican superstar suffered

Julio Rodriguez News / Athlon Sports / June 18

Mariners Make Julio Rodriguez Announcement After Leaving Orioles Game

Seattle Mariners center fielder Julio Rodriguez is once again off to a slow start at the plate. In his five-year career, Rodriguez has routinely struggled during the first half of seasons before taking off after the All-Star break.

Seattle Mariners News / Total Pro Sports / June 17

Who Is Curtis Washington Jr.? The Mariners Outfielder Coming Straight From High-A To The Big Leagues

Curtis Washington Jr.’s path to the majors wasn’t supposed to look like this. Most prospects grind through Double-A and Triple-A before getting the call.

Seattle Mariners News / Total Pro Sports / June 17

What Happened To Randy Arazorena? Latest Update On The Mariners Star

Randy Arozarena delivered a strong 2025 campaign in his first full season for the Seattle Mariners. Despite the team nearly clinching the American League pennant, the 31-year-old outfielder suffered a big slump during the postseason.

Cal Raleigh News / Yardbarker Quizzes

The 'MLB HR leaders since 1997' quiz

How many MLB home run leaders since 1997 can you name in five minutes?

Cal Raleigh News / Larry Brown Sports / June 16

Mariners get huge Cal Raleigh injury update

The Seattle Mariners have been without catcher Raleigh for a month.

James Wood, Miles Mikolas star as Nats pound Mariners

Mariners SP Emerson Hancock is demonstrating why he's All-Star material

The 'RBI leaders since 2000' quiz

Cole Young News / Stadium Rant / June 12

Seattle Mariners’ Energetic Young Core, Pitching Fueling 2026 Season

The Seattle Mariners entered the 2026 season facing familiar questions. After several years of building around a talented young core, the organization needed to prove it could consistently compete in a crowded American League landscape.

Emerson Hancock News / Yardbarker / June 9

Mariners SP Emerson Hancock is demonstrating why he's All-Star material

The Seattle Mariners own an elite and formidable starting rotation with the "Big Five," but their sixth man, Emerson Hancock is performing like an All-Star.

Mariners' J.P. Crawford's injury opens the lane for one player to start

The 'Active 200-K season leaders' quiz