The Mariners employ Jerry Dipoto as their GM, which means lots of trades. Trades are the foundation of the current Mariners roster, as many of their players have been acquired that way. This is how they were built.
Catchers
Omar Narvaez
Narvaez was acquired in November from the White Sox for Alex Colome.
Tom Murphy
Murphy was acquired on a day after Opening Day from the Giants for Jesus Ozoria.
Infielders
Daniel Vogelbach
Vogelbach was acquired in July 2016 from the Cubs with Paul Blackburn for Mike Montgomery and Jordan Pries.
Dee Gordon
Gordon was acquired in December 2017 from the Marlins for Nick Neidert, Robert Dugger and Christopher Torres.
Tim Beckham
Beckham signed a one year deal with the Mariners in January.
Ryon Healy
Healy was acquired in November 2017 from the A\’s for Emilio Pagan and Alexander Campos.
Dylan Moore
Moore signed as a minor league free agent in November.
Edwin Encarnacion
Encarnacion was acquired in a three team trade in December. The Mariners received Encarnacion and a draft pick, and gave up Carlos Santana and cash.
Outfielders
Mallex Smith
Smith was acquired in November from the Rays with Jake Fraley for Mike Zunino, Guillermo Heredia and Michael Plassmeyer.
Mitch Haniger
Haniger was acquired in November 2016 from the Diamondbacks with Jean Segura and Zac Curtis for Taijuan Walker and Ketel Marte.
Domingo Santana
Santana was acquired from the Brewers in December for Ben Gamel and Noah Zavolas.
Jay Bruce
Bruce was acquired in December with Anthony Swarzak, Justin Dunn, Gerson Bautista and Jarred Kelenic from the Mets for Edwin Diaz and Robinson Cano.
Pitchers
Marco Gonzales
Gonzales was acquired from the Cardinals in July 2017 for Tyler O\’Neill.
Yusei Kikuchi
Kikuchi signed a three year deal with a team option for 2022-2025 on New Year\’s Day.
Felix Hernandez
Hernandez signed as an amateur free agent in July 2002.
Mike Leake
Leake was acquired in August 2017 from the Cardinals with cash and international bonus slot money for Rayder Ascanio.
Wade LeBlanc
LeBlanc signed with the Mariners in March 2018.
Connor Sadzeck
Sadzeck was acquired last week from Texas for Grant Anderson.
Brandon Brennan
Brennan is a Rule 5 pick from the Rockies this year.
Zac Rosscup
Rosscup signed a minor league deal with the Mariners in December.
Matt Festa
Festa was drafted in the 7th round of the 2016 draft.
Roenis Elias
Elias was acquired in April 2018 from the Red Sox for Eric Filia.
Chasen Bradford
Bradford was claimed off waivers in January 2018 from the Mets
Cory Gearrin
Gearrin signed a one year deal with the Mariners in January.
Anthony Swarzak
Swarzak was acquired in December with Jay Bruce, Justin Dunn, Gerson Bautista and Jarred Kelenic from the Mets for Edwin Diaz and Robinson Cano.
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Kyle Seager
Seager was drafted in the 3rd round of the 2009 draft.
Hunter Strickland
Strickland signed a one year deal with the Mariners in January.
Sam Tuivailala
Tuivailala was acquired from the Cardinals in July for Seth Elledge.
Shawn Armstrong
Armstrong was acquired from the Indians in December 2017 for international signing pool bonus money.
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