- link Copy URL - [ Share on X ](https://twitter.com/intent/tweet?text=Seattle Mariners 50th Season Pin Series Presented by KeyBank Brings Fans Closer to the Game https://www.3blmedia.com/markdownify/node/1315196?absolute=1&via=3blnews "Share on X") - [ Share on linkedin ](https://www.linkedin.com/shareArticle?mini=true&url=https://www.3blmedia.com/markdownify/node/1315196?absolute=1 "Share on Linkedin") - [ Share on facebook ](https://www.facebook.com/sharer/sharer.php?u=https://www.3blmedia.com/markdownify/node/1315196?absolute=1 "Share on Facebook") - [ email Share via email ](mailto:?subject=Seattle Mariners 50th Season Pin Series Presented by KeyBank Brings Fans Closer to the Game&body=ESG News from KeyBank https://www.3blmedia.com/markdownify/node/1315196?absolute=1 "Share via email") [Volunteering & Community](/categories/volunteering-community) # Seattle Mariners 50th Season Pin Series Presented by KeyBank Brings Fans Closer to the Game Jun 9, 2026 10:00 AM ET ![50 seasons logo](/sites/default/files/styles/carousel_2x/public/images/brings-fans-closer_KeyBank_6826a.png) The [Seattle Mariners](https://www.mlb.com/mariners?msockid=12651eb7f4a1621000cb0843f5596307) solid start to the 2026 season is already giving fans plenty to cheer about the partnership with [KeyBank](http://www.key.com) is adding even more excitement to the club’s milestone 50th anniversary celebration. This season, KeyBank is presenting sponsor of the Seattle Mariners 50th Season Pin Series, a season-long promotion that invites fans to celebrate each decade of Mariners baseball through exclusive commemorative pins. These have been a must-have for longtime supporters and collectors alike. On Monday, June 15th, collectors can visit any of the five participating KeyBank branches to collect the KeyBank Exclusive, branch-only pin while supplies last. This special release is designed specifically for in-person visitors and not available at the stadium. The promotion offers fans an added incentive to engage with local branches while securing a key piece of the commemorative series while supplies last. Participating branches include: - [Wedgewood](https://www.key.com/locations/wa/seattle/BRCH47310159/7307-35th-ave-ne) - [Overlake](https://www.key.com/locations/wa/redmond/BRCH47310176/15110-ne-24th-st) - [Westlake](https://www.key.com/locations/wa/seattle/BRCH47310709/428-westlake-ave-n) - [Mill Creek](https://www.key.com/locations/wa/mill-creek/BRCH47310199/16202-bothell-everett-hwy) - [Bonney Lake](https://www.key.com/locations/wa/bonney-lake/BRCH47310154/19649-hwy-410-e) Additional pins representing each era of Mariners history will continue to roll out throughout the season, with availability split between select home games and these participating KeyBank locations. - July 19 – ‘00s Pin Day - August 9 – 50 Seasons Pin Day - August 23 – ‘10s Pin Day - September 26 – ‘20s Pin Day Fans can get their seats at [Mariners.com/Tickets](https://mariners.com/tickets). This collaboration reflects a shared commitment between the Mariners and KeyBank to celebrate community, history, and fan loyalty during one of the most significant seasons in franchise history. With the Mariners off to a promising start on the field and a lineup of fan-focused activations like the Eras Pin Series, the 2026 season is shaping up to be a memorable one across the Puget Sound region. Visit [www.mariners.com/pins](http://www.mariners.com/pins) for more information. For more information, visit . KeyBank Member FDIC. 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