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Seattle Mariners Transactions

Dylan Moore and the Seattle Mariners agree on three-year, $8.875 million extension

Another M’s player joins the extension wave.

SS Felnin Celesten headlines Mariners’ 2023 international amateur free agent class

Celesten’s contract is the largest for an IFA in club history

Mariners sign OF AJ Pollock to a one-year deal

An active Saturday for Seattle.

Seattle selects RHP Chris Clarke from the Chicago Cubs in the Major League Rule-5 draft

The Mariners once again dip into the Rule-5 Draft in search of a bullpen arm.

Kolten Wong finally is a Seattle Mariner as Brewers trade for Jesse Winker, Abraham Toro

The M’s go to the trade market once again to fill their 2B hole.


It wasn’t what it could’ve/should’ve/might’ve been.

Mariners acquire All-Star OF Teoscar Hernández from Blue Jays to ignite hot stove

The first major trade of the winter belongs to Seattle and Toronto.

Mariners final Wild Card round playoff roster released

12 pitchers, 14 position players.

Julio’s back’s back, Toro to row to Tacoma-ro, and Curt Casali is a father please address him as such

The lineup is complete.

As Curt Casali takes paternity leave, journeyman catcher Brian O’Keefe receives The Call at last

When it rains it pours, and when it pours it ain’t a drought.

Jarred Kelenic returns at last, Mariners recall Luis Torrens as well, option Taylor Trammell, DFA Jake Lamb

Seattle shuffles its bench(?) bats as it prepares for the home stretch

Breaking down Julio Rodríguez’s extension

Going in depth on the most complicated contract in baseball history.

BREAKING: Julio Rodríguez agrees to long-term contract extension, he’s ours and you can’t have him


Julio Rodríguez and Curt Casali activated as Mariners near full health

Luis Torrens is DFA’d and Jarred Kelenic is returned to Triple-A Tacoma.

X-rays negative for Julio Rodríguez’s wrist, but Jarred Kelenic is back amid several injuries

This blurb will be updated as details emerge.

Taylor Trammell to the IL means Marcus Wilson gets the big league call at last amid roster moves

Some pre-suspension preparation

Luis Torrens hits 10-day IL as C Andrew Knapp recalled in Angels brawl fallout

Another catcher hits the IL.

Seattle Mariners opt for a Smooth return, re-acquiring 1B Carlos Santana from Kansas City Royals

Jerry Dipoto breaks the seal on trade season.

Another day that ends in Y as Mariners trade OF Stuart Fairchild to Giants for INF Alex Blandino

Mariners bullpen takes another hit as RHP Erik Swanson placed on 15-day IL

Seattle puts one of their most reliable relievers on the shelf.

Mariners option OF Jarred Kelenic to Triple-A Tacoma, activate RHP Sergio Romo amid 8 roster moves

No Big Apple showdown this time for Kelenic and Edwin Díaz.

Mariners demote Matt Brash, call up relievers Danny Young and Riley O’Brien

Matt Festa hits the IL and we bid farewell to Nick Margevicius

Mariners place Mitch Haniger on 10-day IL with high ankle sprain, recall Stuart Fairchild

A local kid gets a shot with Haniger hitting the IL.

Everett native OF Steven Souza Jr. signs a minor league deal with the Seattle Mariners

A homecoming for a depth piece.

LHP Aaron Fletcher and C José Godoy claimed on waivers as Mariners clear two roster spots for... something?

Two unsurprising depth moves that hint at a bigger move to come. Probably.

Emergency Podcast: Baseball Is Back

Mariners extend RHP Andrés Muñoz with team options through 2028

Some security for Muñoz, a possibly immense bargain for Seattle.

LL Roundtable: Robbie Ray Edition

The last time the Huskies hired a mid-major college football coach from the Mountain West, the Mariners signed Robinson Canó. Does that mean Robbie Ray will one day be traded for Jarred Kelenic?

Mariners acquire Adam Frazier from San Diego for two prospects

Good morning, San Diego!

Seattle Mariners finalize 2022 coaching staff

Just a couple changes to the big league bench, headed by a new role for Andy McKay.

Goodbye for real, Kyle Seager

We’ve known for a long time, but now it is assured.

This stream has:

2021-2022 Mariners Off-Season Moves Tracker

Workin’ on my M’s moves