Seattle Mariners: Breaking News, Rumors & Highlights

Kade Anderson News / Minor League Baseball on SI / September 20

Mariners' Top Prospect Kade Anderson Twirls a Gem in Latest MLB Start

The top pitching prospect in baseball, Seattle Mariners left-hander Kade Anderson, just turned in his best outing yet in the big leagues. Anderson, MLB Pipeline's No.

Kade Anderson News / Field Level Media / September 20

Rookie Kade Anderson fires 7 scoreless as Mariners edge Rockies

Kade Anderson threw seven scoreless innings, allowing just three hits in the longest outing of his rookie season, and the visiting Seattle Mariners stayed alive in the postseason race with a 2-1 win over the Colorado Rockies in Denver on Sunday.

Chicago Cubs News / Yardbarker Quizzes

The 'Most lefty-homers in a season' quiz

How many of the lefty mashers with the most home runs in a single season for each MLB franchise can you name in five minutes?

The 'MLB 30/30 Club members' quiz

The 'Last 3-HR game by MLB team' quiz

The 'MLB active hit leaders' quiz

J.P. Crawford News / MLB Trade Rumors / September 20

Mariners Haven’t Yet Discussed New Contract With J.P. Crawford

J.P. Crawford is in the final season of the four-year, $46.15MM extension he signed with the Mariners in April 2022, and is on the verge of becoming a

Athletics News / Yardbarker

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

The 2026 season has been headlined by young players emerging, but some wily veterans have also had their day. As we head toward the end of the regular season, these 30 players stand out as the biggest surprises on their teams.

MLB News / Field Level Media / September 20

Mariners wrap up road schedule with rubber match vs. Rockies

The road hasn't been kind to the Seattle Mariners this year, but they could finish their three-game series against the Colorado Rockies in Denver on a positive note Sunday afternoon.

Seattle Mariners News / Lookout Landing / September 20

Mariners News: Dan Wilson, Bryce Eldridge, and Emmanuel Clase

Hello everyone and happy Sunday! The Mariners dropped another stinker in a 5-3 loss to the Rockies yesterday as the team failed to take advantage of a solid outing from Bryce Miller.

Seattle Mariners News / Seattle Mariners on SI / September 20

Mariners Can’t Build Their 2027 Plan Around Cal Raleigh, Julio Rodríguez and Josh Naylor Bouncebacks

Seattle can explain away much of this season’s broken lineup in three sentences. Cal Raleigh will look like himself again. Julio Rodríguez is way too talented to stay down.

MLB News / Lookout Landing / September 19

Rocky Mountain Sigh: Mariners lose to Rockies, 5-3

Confession time: I didn’t expect the Mariners to win this game against the Rockies, but not in the way the Mariners did eventually lose this game to the Rockies.

Taylor Ward News / Seattle Mariners on SI / September 19

Mariners’ Taylor Ward Trade Backfired as Their Season Fell Apart

There’s no need to put a new paint job on this experiment. The Taylor Ward trade has been a straight-up disaster for the Mariners. Through Sept. 18, Ward is slashing .106/.224/.129 in 29 games with Seattle.

Seattle Mariners News / Larry Brown Sports / September 19

1 MLB team is likely to fire its manager

We may already have an idea of the first managerial casualty of the 2026 offseason. The Seattle Mariners are expected to part ways with manager Dan Wilson at the end of the season, according to Adam Jude of the Seattle Times.

MLB News / Yardbarker

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

The 2026 season hasn't gone as planned for many MLB players. These 30 players stand out as the biggest disappointments for their respective teams.

Dan Wilson News / MLB Trade Rumors / September 19

Mariners Manager Dan Wilson Unlikely To Return In 2027

After falling one win short of their first American League pennant in 2025, the Mariners entered this season with sky-high expectations. They boasted AL-leading 79.6% playoff odds at FanGraphs on Opening Day, but the number has plummeted to 0.5% with eight games remaining.

Randy Arozarena News / Larry Brown Sports / September 19

Randy Arozarena is being linked to 1 team in rumors

Randy Arozarena could be eyeing a return to the AL East. The Seattle Mariners All-Star outfielder Arozarena is “likely” to leave the team in free agency this offseason, Ryan Divish of The Seattle Times reported this week.

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

The 'FBS animal nicknames' quiz

The 'Most lefty-homers in a season' quiz

The 'Active 150-yard NFL rushers' quiz

The '10K-yard, 80-TD NFL receivers' quiz

Cal Raleigh News / MLB on ClutchPoints / September 19

The Mariners’ biggest disappointment this season aside from Cal Raleigh

Cal Raleigh’s stunning collapse, from a 60-homer, MVP-caliber 2025 to a .181/.293/.369 line in 2026, has rightfully dominated the conversation around Seattle’s disappointing campaign.

Lazaro Montes News / Seattle Mariners on SI / September 19

Mariners’ Lazaro Montes Keeps Strengthening His Case as a 2027 Building Block

Eventually we’ll stop acting surprised when Lazaro Montes disposes a baseball 400+ feet into the bleachers. The Mariners had watched a three-run lead evaporate Friday night at Coors Field.

MLB News / Field Level Media / September 19

Mariners strive for strong finish, brace for rematch vs. Rockies

The playoffs likely aren't in the immediate future for the Seattle Mariners, but that won't impact how they play their final eight games. Seattle (72-82) recorded a 5-4 victory Friday in the opener of a three-game series against the Colorado Rockies in Denver.

Seattle Mariners News / Lookout Landing / September 19

Mariners News: J.P. Crawford, Aaron Judge, and Pete Fairbanks

Good morning folks! The Mariners scored a feel-good win against the Rockies yesterday with Lazaro Montes’ emphatic blast leading them past Colorado by a 5-4 final.

Seattle Mariners News / Seattle Mariners on SI / September 19

Mariners Face a Leadership Void as Randy Arozarena and J.P. Crawford Near Free Agency

The Mariners could enter this winter with a different starting shortstop and an opening in left field. Both big shoes to fill along with a much larger hole that would be hard to see on a depth chart.

MLB News / Field Level Media / September 18

Lazaro Montes’ 9th-inning homer lifts Mariners past Rockies

Lazaro Montes homered leading off the top of the ninth, J.P. Crawford also went deep and the Seattle Mariners beat the host Colorado Rockies 5-4 in Denver on Friday night.

Michael Arroyo News / Minor League Baseball on SI / September 13

Mariners' Michael Arroyo Checks Off Several MLB Firsts in Big Day at Plate

Seattle Mariners prospect Michael Arroyo is only three games into his first stint in the big leagues. But in his third MLB game, the 21-year-old easily had his best offensive performance yet in the majors.

MLB News / Yardbarker / September 12

White Sox cannot rely on Luis Castillo with a game in doubt for rest of the season

Luis Castillo allowed three earned runs on four hits and three walks with two strikeouts in 2.2 innings on Saturday night in the Chicago White Sox's 6-5 win over the St. Louis Cardinals.

White Sox's young core has been vital to team's turnaround

The 'MLB active wins leaders' quiz